| Friday, February 16 |
| Future Cub Ray Harrell is born in Petrolia, TX. |
| Tuesday, March 5 |
| Future Cub Dick Errickson is born in Vineland, NJ. |
| Wednesday, March 20 |
| Future Cub Clyde Shoun is born in Mountain City, TN. |
| Thursday, April 11 |
| » Lost to Reds (1-0), 10-6 | Crosley Field (0-1) | 0-1 | |
| » Starters: King Cole vs Frank Smith | Second | 1 out |
| » Major-league debuts: Tex McDonald (Reds) |
| Friday, April 12 |
| » Lost to Reds (2-0), 3-2 | Crosley Field (0-2) | 0-2 | Lost 2 |
| » Starters: Harry McIntire vs Rube Benton | Fifth | 2 out |
| Sunday, April 14 |
| » Lost to Cardinals (3-0), 5-4 | Robison Field (0-1) | 0-3 | Lost 3 |
| » Starters: Mordecai Brown vs Slim Sallee | Fourth | 3 out |
| Monday, April 15 |
| » Defeated Cardinals (3-1), 9-2 | Robison Field (1-1) | 1-3 | |
| » Starters: Larry Cheney vs Bob Harmon | Fourth | 3 out |
| Tuesday, April 16 |
| » Lost to Cardinals (4-1), 20-5 | Robison Field (1-2) | 1-4 | |
| » Starters: King Cole vs Bill Steele | Fourth | 3 out |
| » Major-league debuts: George Pearce (Cubs) |
| Saturday, April 20 |
| » Defeated Reds (4-2), 5-4 | West Side Grounds (1-0) | 2-4 | |
| » Starters: Rube Benton vs Lew Richie | Sixth | 2 out |
| Sunday, April 21 |
| » Defeated Pirates (3-5), 6-0 | West Side Grounds (2-0) | 3-4 | Won 2 |
| » Starters: Lefty Leifield vs Larry Cheney | Fifth | 2 out |
| Monday, April 22 |
| » Major-league debuts: Wheezer Dell (Cardinals) |
| Tuesday, April 23 |
| » Lost to Pirates (4-5), 5-3 | West Side Grounds (2-1) | 3-5 | |
| » Starters: Babe Adams vs Mordecai Brown | Sixth | 3½ out |
| » Major-league debuts: Jimmy Lavender (Cubs) |
| Wednesday, April 24 |
| » Major-league debuts: Bill Brinker (Phillies) |
| Thursday, April 25 |
| » Defeated Cardinals (4-7), 5-2 | West Side Grounds (3-1) | 4-5 | |
| » Starters: Slim Sallee vs Harry McIntire | Fourth | 3½ out |
| Friday, April 26 |
| » Lost to Cardinals (5-7), 10-8 | West Side Grounds (3-2) | 4-6 | |
| » Starters: Bill Steele vs Larry Cheney | Fifth | 4 out |
| » Major-league debuts: Elmer Miller (Cardinals) |
| Saturday, April 27 |
| » Defeated Cardinals (5-8), 9-0 | West Side Grounds (4-2) | 5-6 | |
| » Starters: Bill Steele vs Lew Richie | Third | 3 out |
| Tuesday, April 30 |
| » Lost to Reds (10-3), 7-5 | West Side Grounds (4-3) | 5-7 | |
| » Starters: George Suggs vs Jimmy Lavender | Fourth | 4½ out |
| Wednesday, May 1 |
| » Defeated Pirates (5-8), 7-2 | Forbes Field (1-0) | 6-7 | |
| » Starters: Lew Richie vs Babe Adams | Third | 4½ out |
| Thursday, May 2 |
| » Lost to Pirates (6-8), 6-0 | Forbes Field (1-1) | 6-8 | |
| » Starters: Harry McIntire vs Marty O'Toole | Fourth | 5½ out |
| Friday, May 3 |
| » Defeated Pirates (6-9), 9-8 | Forbes Field (2-1) | 7-8 | |
| » Starters: Larry Cheney vs Howie Camnitz | Third | 5 out |
| Saturday, May 4 |
| » Lost to Pirates (7-9), 12-11 | Forbes Field (2-2) | 7-9 | |
| » Starters: Ed Reulbach vs Babe Adams | Fourth | 6 out |
| Sunday, May 5 |
| » Defeated Pirates (7-10), 6-2 | West Side Grounds (5-3) | 8-9 | |
| » Starters: Marty O'Toole vs Lew Richie | Fourth | 6 out |
| Monday, May 6 |
| » Defeated Braves (8-9), 5-3 | West Side Grounds (6-3) | 9-9 | Won 2 |
| » Starters: Lefty Tyler vs Larry Cheney | Third | 5½ out |
| Tuesday, May 7 |
| » Defeated Braves (8-10), 9-4 | West Side Grounds (7-3) | 10-9 | Won 3 |
| » Starters: Hub Perdue vs Jimmy Lavender | Third | 4½ out |
| Wednesday, May 8 |
| » Defeated Braves (8-11), 9-8 | West Side Grounds (8-3) | 11-9 | Won 4 |
| » Starters: Brad Hogg vs King Cole | Third | 4½ out |
| Thursday, May 9 |
| » Lost to Braves (9-11), 2-1 | West Side Grounds (8-4) | 11-10 | |
| » Starters: Otto Hess vs Charlie Smith | Third | 5 out |
| Friday, May 10 |
| » Lost to Giants (16-4), 4-0 | West Side Grounds (8-5) | 11-11 | Lost 2 |
| » Starters: Red Ames vs Larry Cheney | Third | 6 out |
| Saturday, May 11 |
| » Lost to Giants (17-4), 10-3 | West Side Grounds (8-6) | 11-12 | Lost 3 |
| » Starters: Rube Marquard vs Lew Richie | Third | 7 out |
| Monday, May 13 |
| » Tied Giants, 4-4 | West Side Grounds (8-6) | 11-12 | |
| » Starters: Jeff Tesreau vs Jimmy Lavender | Third | 7 out |
| Tuesday, May 14 |
| » Defeated Phillies (7-13), 2-0 | West Side Grounds (9-6) | 12-12 | |
| » Starters: Pete Alexander vs Larry Cheney | Third | 6½ out |
| Friday, May 17 |
| » Lost to Phillies (8-13), 7-5 | West Side Grounds (9-7) | 12-13 | |
| » Starters: Pete Alexander vs Mordecai Brown | Third | 8 out |
| Saturday, May 18 |
| » Defeated Dodgers (8-16), 5-4 | West Side Grounds (10-7) | 13-13 | |
| » Starters: Maury Kent vs Larry Cheney | Third | 7 out |
| Sunday, May 19 |
| » Lost to Dodgers (9-16), 6-2 | West Side Grounds (10-8) | 13-14 | |
| » Starters: Pat Ragan vs Charlie Smith | Third | 8½ out |
| Tuesday, May 21 |
| » Defeated Dodgers (9-17), 5-4 | West Side Grounds (11-8) | 14-14 | |
| » Starters: Nap Rucker vs Jim Moroney | Third | 7½ out |
| Wednesday, May 22 |
| » Defeated Dodgers (9-18), 10-6 | West Side Grounds (12-8) | 15-14 | Won 2 |
| » Starters: Maury Kent vs Larry Cheney | Third | 7½ out |
| Thursday, May 23 |
| Future Cub Augie Galan is born in Berkeley, CA. |
| Friday, May 24 |
| » Lost to Pirates (14-14), 7-3 | Forbes Field (2-3) | 15-15 | |
| » Starters: Lew Richie vs Claude Hendrix | Fourth | 8½ out |
| Saturday, May 25 |
| » Lost to Pirates (15-14), 4-2 | Forbes Field (2-4) | 15-16 | Lost 2 |
| » Starters: Jimmy Lavender vs Howie Camnitz | Fourth | 9½ out |
| Sunday, May 26 |
| » Lost to Pirates (16-14), 3-1 | West Side Grounds (12-9) | 15-17 | Lost 3 |
| » Starters: Marty O'Toole vs Larry Cheney | Fourth | 10 out |
| Monday, May 27 |
| » Defeated Reds (23-13), 4-1 | West Side Grounds (13-9) | 16-17 | |
| » Starters: Art Fromme vs Ed Reulbach | Fourth | 10 out |
| Tuesday, May 28 |
| » Defeated Reds (23-14), 10-2 | West Side Grounds (14-9) | 17-17 | Won 2 |
| » Starters: Harry Gaspar vs Mordecai Brown | Fourth | 10 out |
| Thursday, May 30 |
| » Defeated Reds (23-15), 3-2 | West Side Grounds (15-9) | 18-17 | Won 3 |
| » Starters: Rube Benton vs Larry Cheney | Third | 10 out |
| » Defeated Reds (23-16), 8-4 | West Side Grounds (16-9) | 19-17 | Won 4 |
| » Starters: Jim Bagby vs Jimmy Lavender | Third | 10 out |
| Saturday, June 1 |
| » Defeated Braves (13-27), 7-5 | South End Grounds III (1-0) | 20-17 | Won 5 |
| » Starters: Ed Reulbach vs Walt Dickson | Third | 9½ out |
| Monday, June 3 |
| » Defeated Braves (13-28), 4-3 | South End Grounds III (2-0) | 21-17 | Won 6 |
| » Starters: Mordecai Brown vs Otto Hess | Third | 9½ out |
| Tuesday, June 4 |
| » Defeated Braves (13-29), 2-1 | South End Grounds III (3-0) | 22-17 | Won 7 |
| » Starters: Larry Cheney vs Lefty Tyler | Third | 9½ out |
| Wednesday, June 5 |
| » Lost to Dodgers (13-25), 4-3 | Washington Park III (0-1) | 22-18 | |
| » Starters: Ed Reulbach vs Nap Rucker | Third | 10½ out |
| Friday, June 7 |
| » Defeated Dodgers (13-26), 7-2 | Washington Park III (1-1) | 23-18 | |
| » Starters: Lefty Leifield vs Earl Yingling | Third | 10½ out |
| Saturday, June 8 |
| » Defeated Dodgers (13-27), 10-2 | Washington Park III (2-1) | 24-18 | Won 2 |
| » Starters: Larry Cheney vs Cy Barger | Second | 10½ out |
| Monday, June 10 |
| » Defeated Giants (34-8), 9-8 | Polo Grounds V (1-0) | 25-18 | Won 3 |
| » Starters: Lew Richie vs Hooks Wiltse | Second | 9½ out |
| Tuesday, June 11 |
| » Lost to Giants (35-8), 8-3 | Polo Grounds V (1-1) | 25-19 | |
| » Starters: Jimmy Lavender vs Red Ames | Second | 10½ out |
| Wednesday, June 12 |
| » Lost to Giants (36-8), 3-2 | Polo Grounds V (1-2) | 25-20 | Lost 2 |
| » Starters: Lew Richie vs Rube Marquard | Second | 11½ out |
| Thursday, June 13 |
| » Lost to Giants (37-8), 3-2 | Polo Grounds V (1-3) | 25-21 | Lost 3 |
| » Starters: Larry Cheney vs Christy Mathewson | Third | 12½ out |
| Friday, June 14 |
| » Defeated Phillies (20-24), 7-5 | Baker Bowl (1-0) | 26-21 | |
| » Starters: Ed Reulbach vs Tom Seaton | Third | 11½ out |
| Saturday, June 15 |
| Future Cub Babe Dahlgren is born in San Francisco, CA. |
| Tuesday, June 18 |
| » Defeated Phillies (20-25), 2-1 | Baker Bowl (2-0) | 27-21 | Won 2 |
| » Starters: Larry Cheney vs Ad Brennan | Third | 10½ out |
| Thursday, June 20 |
| » Lost to Cardinals (24-34), 4-3 | Robison Field (1-3) | 27-22 | |
| » Starters: Lefty Leifield vs Slim Sallee | Third | 12 out |
| Friday, June 21 |
| » Defeated Cardinals (24-35), 7-6 | Robison Field (2-3) | 28-22 | |
| » Starters: Jimmy Lavender vs Joe Willis | Third | 12 out |
| Saturday, June 22 |
| » Defeated Cardinals (24-36), 10-2 | Robison Field (3-3) | 29-22 | Won 2 |
| » Starters: Larry Cheney vs Bob Harmon | Third | 12½ out |
| Sunday, June 23 |
| » Defeated Cardinals (24-37), 4-2 | West Side Grounds (17-9) | 30-22 | Won 3 |
| » Starters: Slim Sallee vs Lew Richie | Second | 12 out |
| Monday, June 24 |
| » Lost to Reds (33-27), 1-0 | Crosley Field (0-3) | 30-23 | |
| » Starters: Ed Reulbach vs Art Fromme | Second | 13 out |
| Tuesday, June 25 |
| » Defeated Reds (33-28), 11-0 | Crosley Field (1-3) | 31-23 | |
| » Starters: Mordecai Brown vs Bobby Keefe | Third | 13½ out |
| » Lost to Reds (34-28), 3-1 | Crosley Field (1-4) | 31-24 | |
| » Starters: Jimmy Lavender vs Bert Humphries | Third | 13½ out |
| Wednesday, June 26 |
| » Defeated Reds (34-29), 2-0 | Crosley Field (2-4) | 32-24 | |
| » Starters: Lew Richie vs George Suggs | Third | 13½ out |
| Thursday, June 27 |
| » Defeated Reds (34-30), 6-1 | Crosley Field (3-4) | 33-24 | Won 2 |
| » Starters: Ed Reulbach vs Rube Benton | Third | 13½ out |
| Friday, June 28 |
| » Defeated Pirates (35-25), 3-0 | West Side Grounds (18-9) | 34-24 | Won 3 |
| » Starters: Hank Robinson vs Jimmy Lavender | Second | 14 out |
| Saturday, June 29 |
| » Lost to Pirates (36-25), 6-1 | West Side Grounds (18-10) | 34-25 | |
| » Starters: Howie Camnitz vs Larry Cheney | Third | 15 out |
| Sunday, June 30 |
| » Lost to Pirates (37-25), 7-4 | West Side Grounds (18-11) | 34-26 | Lost 2 |
| » Starters: Babe Adams vs Lew Richie | Third | 15½ out |
| Future Cub Johnny Hudson is born in Bryan, TX. |
| Monday, July 1 |
| » Defeated Pirates (37-26), 1-0 | Forbes Field (3-4) | 35-26 | |
| » Starters: Jimmy Lavender vs Marty O'Toole | Third | 15½ out |
| Tuesday, July 2 |
| » Defeated Pirates (37-27), 9-2 | Forbes Field (4-4) | 36-26 | Won 2 |
| » Starters: Larry Cheney vs Hank Robinson | Second | 15½ out |
| Thursday, July 4 |
| » Defeated Cardinals (27-44), 2-0 | Robison Field (4-3) | 37-26 | Won 3 |
| » Starters: Mordecai Brown vs Slim Sallee | Second | 14½ out |
| » Defeated Cardinals (27-45), 3-2 | Robison Field (5-3) | 38-26 | Won 4 |
| » Starters: Lew Richie vs Joe Willis | Second | 14½ out |
| Friday, July 5 |
| » Defeated Cardinals (27-46), 4-0 | Robison Field (6-3) | 39-26 | Won 5 |
| » Starters: Jimmy Lavender vs Bob Harmon | Second | 14½ out |
| Saturday, July 6 |
| » Lost to Cardinals (28-46), 12-7 | Robison Field (6-4) | 39-27 | |
| » Starters: Larry Cheney vs Bill Steele | Second | 15½ out |
| Sunday, July 7 |
| » Defeated Cardinals (28-47), 3-0 | Robison Field (7-4) | 40-27 | |
| » Starters: Lefty Leifield vs Gene Dale | Second | 15 out |
| Monday, July 8 |
| » Defeated Giants (56-14), 7-2 | West Side Grounds (19-11) | 41-27 | Won 2 |
| » Starters: Rube Marquard vs Jimmy Lavender | Second | 14 out |
| Tuesday, July 9 |
| » Lost to Giants (57-14), 5-2 | West Side Grounds (19-12) | 41-28 | |
| » Starters: Christy Mathewson vs Mordecai Brown | Second | 15 out |
| Wednesday, July 10 |
| » Defeated Giants (57-15), 3-0 | West Side Grounds (20-12) | 42-28 | |
| » Starters: Red Ames vs Lew Richie | Second | 14 out |
| Thursday, July 11 |
| » Defeated Giants (57-16), 11-7 | West Side Grounds (21-12) | 43-28 | Won 2 |
| » Starters: Hooks Wiltse vs Jimmy Lavender | Second | 13 out |
| Friday, July 12 |
| » Defeated Braves (22-56), 4-2 | West Side Grounds (22-12) | 44-28 | Won 3 |
| » Starters: Ed Donnelly vs Larry Cheney | Second | 12½ out |
| » Major-league debuts: Dixie Davis (Cubs) |
| Saturday, July 13 |
| » Defeated Braves (22-57), 5-4 | West Side Grounds (23-12) | 45-28 | Won 4 |
| » Starters: Hub Perdue vs Charlie Smith | Second | 12½ out |
| Sunday, July 14 |
| » Defeated Braves (22-58), 6-5 | West Side Grounds (24-12) | 46-28 | Won 5 |
| » Starters: Otto Hess vs Ed Reulbach | Second | 11 out |
| Monday, July 15 |
| » Defeated Braves (22-59), 8-7 | West Side Grounds (25-12) | 47-28 | Won 6 |
| » Starters: Walt Dickson vs Jim Moroney | Second | 10 out |
| Tuesday, July 16 |
| » Defeated Giants (58-20), 3-1 | West Side Grounds (26-12) | 48-28 | Won 7 |
| » Starters: Jeff Tesreau vs Jimmy Lavender | Second | 9 out |
| Wednesday, July 17 |
| » Lost to Phillies (36-38), 6-5 | West Side Grounds (26-13) | 48-29 | |
| » Starters: Earl Moore vs Larry Cheney | Second | 10 out |
| Thursday, July 18 |
| » Lost to Phillies (37-38), 9-8 | West Side Grounds (26-14) | 48-30 | Lost 2 |
| » Starters: Ad Brennan vs Lew Richie | Second | 10 out |
| » Defeated Phillies (37-39), 4-2 | West Side Grounds (27-14) | 49-30 | |
| » Starters: Tom Seaton vs Ed Reulbach | Second | 10 out |
| » Major-league debuts: Cy Williams (Cubs) |
| Friday, July 19 |
| » Lost to Phillies (38-39), 4-0 | West Side Grounds (27-15) | 49-31 | |
| » Starters: Eppa Rixey vs Jimmy Lavender | Second | 10½ out |
| Saturday, July 20 |
| » Lost to Phillies (39-39), 14-2 | West Side Grounds (27-16) | 49-32 | Lost 2 |
| » Starters: Pete Alexander vs Larry Cheney | Second | 11½ out |
| Sunday, July 21 |
| » Defeated Dodgers (31-53), 6-1 | West Side Grounds (28-16) | 50-32 | |
| » Starters: Nap Rucker vs Lefty Leifield | Second | 11 out |
| » Defeated Dodgers (31-54), 11-4 | West Side Grounds (29-16) | 51-32 | Won 2 |
| » Starters: Cliff Curtis vs Ed Reulbach | Second | 11 out |
| Monday, July 22 |
| » Defeated Dodgers (31-55), 10-3 | West Side Grounds (30-16) | 52-32 | Won 3 |
| » Starters: Cy Barger vs Lew Richie | Second | 11 out |
| Tuesday, July 23 |
| » Lost to Dodgers (32-55), 6-0 | West Side Grounds (30-17) | 52-33 | |
| » Starters: Frank Allen vs Jim Moroney | Second | 12 out |
| Wednesday, July 24 |
| » Defeated Dodgers (32-56), 5-1 | West Side Grounds (31-17) | 53-33 | |
| » Starters: Earl Yingling vs Larry Cheney | Second | 12 out |
| Friday, July 26 |
| » Defeated Giants (65-22), 4-3 | Polo Grounds V (2-3) | 54-33 | Won 2 |
| » Starters: Lew Richie vs Christy Mathewson | Second | 11 out |
| Saturday, July 27 |
| » Defeated Giants (65-23), 7-6 | Polo Grounds V (3-3) | 55-33 | Won 3 |
| » Starters: Jimmy Lavender vs Rube Marquard | Second | 10 out |
| Monday, July 29 |
| » Defeated Giants (65-24), 4-3 | Polo Grounds V (4-3) | 56-33 | Won 4 |
| » Starters: Lew Richie vs Jeff Tesreau | Second | 9 out |
| Tuesday, July 30 |
| » Lost to Giants (66-24), 10-4 | Polo Grounds V (4-4) | 56-34 | |
| » Starters: Jimmy Lavender vs Christy Mathewson | Second | 10 out |
| Wednesday, July 31 |
| » Defeated Dodgers (35-59), 11-4 | Washington Park III (3-1) | 57-34 | |
| » Starters: Lefty Leifield vs Frank Allen | Second | 10 out |
| Thursday, August 1 |
| » Defeated Dodgers (35-60), 9-3 | Washington Park III (4-1) | 58-34 | Won 2 |
| » Starters: Ed Reulbach vs Earl Yingling | Second | 10½ out |
| Friday, August 2 |
| » Defeated Dodgers (35-61), 3-2 | Washington Park III (5-1) | 59-34 | Won 3 |
| » Starters: Jimmy Lavender vs Pat Ragan | Second | 10½ out |
| Saturday, August 3 |
| » Defeated Dodgers (35-62), 2-0 | Washington Park III (6-1) | 60-34 | Won 4 |
| » Starters: Lefty Leifield vs Nap Rucker | Second | 10 out |
| » Defeated Dodgers (35-63), 5-1 | Washington Park III (7-1) | 61-34 | Won 5 |
| » Starters: Lew Richie vs Frank Allen | Second | 10 out |
| Monday, August 5 |
| » Defeated Phillies (46-46), 5-2 | Baker Bowl (3-0) | 62-34 | Won 6 |
| » Starters: Jimmy Lavender vs Earl Moore | Second | 8½ out |
| » Defeated Phillies (46-47), 5-3 | Baker Bowl (4-0) | 63-34 | Won 7 |
| » Starters: Ed Reulbach vs Pete Alexander | Second | 8½ out |
| Tuesday, August 6 |
| » Lost to Phillies (47-47), 6-1 | Baker Bowl (4-1) | 63-35 | |
| » Starters: Lew Richie vs Tom Seaton | Second | 8½ out |
| Wednesday, August 7 |
| » Lost to Phillies (48-47), 4-1 | Baker Bowl (4-2) | 63-36 | Lost 2 |
| » Starters: Ed Reulbach vs Eppa Rixey | Second | 8½ out |
| Thursday, August 8 |
| » Defeated Phillies (48-48), 7-4 | Baker Bowl (5-2) | 64-36 | |
| » Starters: Jimmy Lavender vs Earl Moore | Second | 8½ out |
| Friday, August 9 |
| » Defeated Braves (28-72), 9-7 | South End Grounds III (4-0) | 65-36 | Won 2 |
| » Starters: Lefty Leifield vs Lefty Tyler | Second | 7½ out |
| Saturday, August 10 |
| » Defeated Braves (28-73), 11-10 | South End Grounds III (5-0) | 66-36 | Won 3 |
| » Starters: Larry Cheney vs Otto Hess | Second | 7½ out |
| Monday, August 12 |
| » Defeated Braves (28-74), 10-7 | South End Grounds III (6-0) | 67-36 | Won 4 |
| » Starters: Jimmy Lavender vs Ed Donnelly | Second | 6½ out |
| Tuesday, August 13 |
| » Defeated Braves (28-75), 4-2 | South End Grounds III (7-0) | 68-36 | Won 5 |
| » Starters: Ed Reulbach vs Hub Perdue | Second | 6 out |
| Thursday, August 15 |
| » Defeated Giants (73-30), 5-1 | West Side Grounds (32-17) | 69-36 | Won 6 |
| » Starters: Rube Marquard vs Lew Richie | Second | 5 out |
| Friday, August 16 |
| » Lost to Giants (74-30), 7-4 | West Side Grounds (32-18) | 69-37 | |
| » Starters: Jeff Tesreau vs Jimmy Lavender | Second | 6 out |
| Saturday, August 17 |
| » Defeated Giants (74-31), 6-5 | West Side Grounds (33-18) | 70-37 | |
| » Starters: Christy Mathewson vs Lew Richie | Second | 5 out |
| Sunday, August 18 |
| » Lost to Phillies (53-54), 10-6 | West Side Grounds (33-19) | 70-38 | |
| » Starters: Tom Seaton vs Charlie Smith | Second | 5½ out |
| » Defeated Phillies (53-55), 5-1 | West Side Grounds (34-19) | 71-38 | |
| » Starters: Eppa Rixey vs Larry Cheney | Second | 5½ out |
| Tuesday, August 20 |
| » Defeated Phillies (53-56), 6-1 | West Side Grounds (35-19) | 72-38 | Won 2 |
| » Starters: Pete Alexander vs Jimmy Lavender | Second | 5½ out |
| » Defeated Phillies (53-57), 13-3 | West Side Grounds (36-19) | 73-38 | Won 3 |
| » Starters: Earl Moore vs Ed Reulbach | Second | 5½ out |
| » Major-league debuts: Happy Finneran (Phillies) |
| Wednesday, August 21 |
| » Defeated Giants (77-32), 4-0 | West Side Grounds (37-19) | 74-38 | Won 4 |
| » Starters: Jeff Tesreau vs Lew Richie | Second | 4½ out |
| Thursday, August 22 |
| » Defeated Braves (32-80), 17-5 | West Side Grounds (38-19) | 75-38 | Won 5 |
| » Starters: Otto Hess vs Larry Cheney | Second | 4 out |
| Saturday, August 24 |
| » Lost to Braves (33-80), 6-4 | West Side Grounds (38-20) | 75-39 | |
| » Starters: Lefty Tyler vs Jimmy Lavender | Second | 6 out |
| Future Cub Frank Secory is born in Mason City, IA. |
| Sunday, August 25 |
| » Lost to Braves (34-80), 7-6 | West Side Grounds (38-21) | 75-40 | Lost 2 |
| » Starters: Hub Perdue vs Charlie Smith | Second | 6½ out |
| Monday, August 26 |
| » Lost to Dodgers (43-74), 12-3 | West Side Grounds (38-22) | 75-41 | Lost 3 |
| » Starters: Nap Rucker vs Lefty Leifield | Second | 6½ out |
| Tuesday, August 27 |
| » Defeated Dodgers (43-75), 6-0 | West Side Grounds (39-22) | 76-41 | |
| » Starters: Earl Yingling vs Larry Cheney | Second | 5½ out |
| Wednesday, August 28 |
| » Defeated Cardinals (52-67), 5-4 | West Side Grounds (40-22) | 77-41 | Won 2 |
| » Starters: Slim Sallee vs Jimmy Lavender | Second | 5 out |
| Thursday, August 29 |
| » Defeated Cardinals (52-68), 10-6 | West Side Grounds (41-22) | 78-41 | Won 3 |
| » Starters: Bob Harmon vs Lew Richie | Second | 5 out |
| Friday, August 30 |
| » Defeated Cardinals (52-69), 5-4 | West Side Grounds (42-22) | 79-41 | Won 4 |
| » Starters: Bill Steele vs Larry Cheney | Second | 4 out |
| Saturday, August 31 |
| » Lost to Cardinals (53-69), 5-1 | West Side Grounds (42-23) | 79-42 | |
| » Starters: Slim Sallee vs Jimmy Lavender | Second | 4½ out |
| Sunday, September 1 |
| » Lost to Cardinals (54-69), 5-3 | West Side Grounds (42-24) | 79-43 | Lost 2 |
| » Starters: Bob Harmon vs Lefty Leifield | Second | 5 out |
| Tuesday, September 3 |
| » Defeated Pirates (71-53), 5-2 | Forbes Field (5-4) | 80-43 | |
| » Starters: Larry Cheney vs Babe Adams | Second | 5½ out |
| » Lost to Pirates (72-53), 1-0 | Forbes Field (5-5) | 80-44 | |
| » Starters: Lew Richie vs Claude Hendrix | Second | 5½ out |
| Wednesday, September 4 |
| » Lost to Pirates (73-53), 5-2 | West Side Grounds (42-25) | 80-45 | Lost 2 |
| » Starters: Marty O'Toole vs Jimmy Lavender | Second | 6 out |
| Thursday, September 5 |
| » Lost to Reds (63-66), 4-1 | Crosley Field (3-5) | 80-46 | Lost 3 |
| » Starters: Ed Reulbach vs Frank Gregory | Second | 7½ out |
| » Major-league debuts: Frank Gregory (Reds) |
| Friday, September 6 |
| » Defeated Reds (63-67), 6-5 | Crosley Field (4-5) | 81-46 | |
| » Starters: Lew Richie vs Art Fromme | Second | 8 out |
| Saturday, September 7 |
| » Lost to Reds (64-67), 6-5 | Crosley Field (4-6) | 81-47 | |
| » Starters: Ed Reulbach vs George Suggs | Second | 8 out |
| Sunday, September 8 |
| » Lost to Reds (65-67), 10-8 | Crosley Field (4-7) | 81-48 | Lost 2 |
| » Starters: Len Madden vs Rube Benton | Second | 8½ out |
| Tuesday, September 10 |
| » Defeated Braves (39-91), 6-4 | South End Grounds III (8-0) | 82-48 | |
| » Starters: Larry Cheney vs Walt Dickson | Second | 9½ out |
| » Major-league debuts: Rabbit Maranville (Braves) |
| Thursday, September 12 |
| » Lost to Braves (40-91), 7-0 | South End Grounds III (8-1) | 82-49 | |
| » Starters: Fred Toney vs Otto Hess | Second | 10½ out |
| » Lost to Braves (41-91), 7-4 | South End Grounds III (8-2) | 82-50 | Lost 2 |
| » Starters: George Pearce vs Lefty Tyler | Second | 10½ out |
| Friday, September 13 |
| » Defeated Braves (41-92), 3-2 | South End Grounds III (9-2) | 83-50 | |
| » Starters: Larry Cheney vs Ed Donnelly | Second | 10½ out |
| Saturday, September 14 |
| » Lost to Giants (95-40), 5-0 | Polo Grounds V (4-5) | 83-51 | |
| » Starters: Lew Richie vs Jeff Tesreau | Second | 11½ out |
| Monday, September 16 |
| » Defeated Giants (95-41), 4-3 | Polo Grounds V (5-5) | 84-51 | |
| » Starters: Jimmy Lavender vs Christy Mathewson | Second | 10½ out |
| Tuesday, September 17 |
| » Defeated Giants (95-42), 5-3 | Polo Grounds V (6-5) | 85-51 | Won 2 |
| » Starters: Larry Cheney vs Rube Marquard | Second | 9½ out |
| Thursday, September 19 |
| » Lost to Dodgers (52-86), 9-6 | Washington Park III (7-2) | 85-52 | |
| » Starters: Len Madden vs Cliff Curtis | Second | 9 out |
| » Defeated Dodgers (52-87), 12-4 | Washington Park III (8-2) | 86-52 | |
| » Starters: Ed Reulbach vs Eddie Stack | Second | 9 out |
| Friday, September 20 |
| » Defeated Dodgers (52-88), 3-2 | Washington Park III (9-2) | 87-52 | Won 2 |
| » Starters: George Pearce vs Pat Ragan | Second | 8½ out |
| Saturday, September 21 |
| » Lost to Phillies (66-74), 3-2 | Baker Bowl (5-3) | 87-53 | |
| » Starters: Larry Cheney vs Eppa Rixey | Second | 10 out |
| » Lost to Phillies (67-74), 5-3 | Baker Bowl (5-4) | 87-54 | Lost 2 |
| » Starters: Jimmy Lavender vs Tom Seaton | Second | 10 out |
| Thursday, September 26 |
| » Defeated Reds (72-73), 11-10 | West Side Grounds (43-25) | 88-54 | |
| » Starters: Art Fromme vs Jimmy Lavender | Second | 10 out |
| » Defeated Reds (72-74), 10-0 | West Side Grounds (44-25) | 89-54 | Won 2 |
| » Starters: Rube Benton vs Larry Cheney | Second | 10 out |
| Friday, September 27 |
| » Lost to Reds (73-74), 10-3 | West Side Grounds (44-26) | 89-55 | |
| » Starters: Gene Packard vs Fred Toney | Second | 11 out |
| » Tied Reds, 4-4 | West Side Grounds (44-26) | 89-55 | |
| » Starters: George Suggs vs Ed Reulbach | Second | 11 out |
| » Major-league debuts: Gene Packard (Reds) |
| Saturday, September 28 |
| » Lost to Reds (74-74), 12-1 | West Side Grounds (44-27) | 89-56 | Lost 2 |
| » Starters: Ralph Works vs Grover Lowdermilk | Second | 11 out |
| Sunday, September 29 |
| » Lost to Pirates (90-57), 9-0 | West Side Grounds (44-28) | 89-57 | Lost 3 |
| » Starters: Marty O'Toole vs Lew Richie | Third | 11½ out |
| Monday, September 30 |
| » Lost to Pirates (91-57), 9-3 | West Side Grounds (44-29) | 89-58 | Lost 4 |
| » Starters: Claude Hendrix vs Larry Cheney | Third | 12½ out |
| Tuesday, October 1 |
| » Lost to Pirates (92-57), 4-1 | West Side Grounds (44-30) | 89-59 | Lost 5 |
| » Starters: Babe Adams vs Larry Cheney | Third | 12½ out |
| Saturday, October 5 |
| » Defeated Cardinals (63-89), 3-2 | West Side Grounds (45-30) | 90-59 | |
| » Starters: Bob Harmon vs Jimmy Lavender | Third | 12 out |
| Sunday, October 6 |
| » Defeated Cardinals (63-90), 4-3 | West Side Grounds (46-30) | 91-59 | Won 2 |
| » Starters: Slim Sallee vs Larry Cheney | Third | 11½ out |
| » Major-league debuts: Harry Chapman (Cubs) |
| Monday, October 21 |
| Former Cub Charlie Waitt dies in San Francisco, CA at the age of 60. |
| Friday, November 8 |
| Former Cub Cupid Childs dies in Baltimore, MD at the age of 46. |
Game information provided by Retrosheet (www.retrosheet.org) |