| Saturday, January 6 |
| Future Cub Clyde Beck is born in Bassett, CA. |
| Wednesday, February 7 |
| Future Cub Earl Whitehill is born in Cedar Rapids, IA. |
| Thursday, April 19 |
| » Defeated Reds (0-1), 13-10 | League Park II (1-0) | 1-0 | |
| Saturday, April 21 |
| » Lost to Reds (1-1), 4-3 | League Park II (1-1) | 1-1 | |
| Sunday, April 22 |
| » Lost to Reds (2-1), 7-6 | League Park II (1-2) | 1-2 | Lost 2 |
| Monday, April 23 |
| Future Cub Joe Kelly is born in New York, NY. |
| Tuesday, April 24 |
| » Lost to Cardinals (3-1), 4-1 | Robison Field (0-1) | 1-3 | Lost 3 |
| Wednesday, April 25 |
| » Lost to Cardinals (4-1), 5-2 | Robison Field (0-2) | 1-4 | Lost 4 |
| Thursday, April 26 |
| » Defeated Cardinals (4-2), 11-8 | Robison Field (1-2) | 2-4 | |
| Future Cub Hack Wilson is born in Ellwood City, PA. |
| Friday, April 27 |
| » Defeated Cardinals (4-3), 6-5 | West Side Grounds (1-0) | 3-4 | Won 2 |
| Saturday, April 28 |
| » Lost to Cardinals (5-3), 3-1 | West Side Grounds (1-1) | 3-5 | |
| Sunday, April 29 |
| » Lost to Cardinals (6-3), 6-1 | West Side Grounds (1-2) | 3-6 | Lost 2 |
| Monday, April 30 |
| » Defeated Cardinals (6-4), 9-6 | West Side Grounds (2-2) | 4-6 | |
| Tuesday, May 1 |
| » Defeated Cardinals (6-5), 3-2 | West Side Grounds (3-2) | 5-6 | Won 2 |
| Thursday, May 3 |
| » Lost to Reds (7-4), 11-4 | West Side Grounds (3-3) | 5-7 | |
| Friday, May 4 |
| » Lost to Reds (8-4), 5-3 | West Side Grounds (3-4) | 5-8 | Lost 2 |
| Saturday, May 5 |
| » Defeated Reds (8-5), 4-3 | West Side Grounds (4-4) | 6-8 | |
| Sunday, May 6 |
| » Defeated Pirates (6-8), 7-6 | West Side Grounds (5-4) | 7-8 | Won 2 |
| Monday, May 7 |
| » Lost to Pirates (7-8), 6-4 | Exposition Park III (0-1) | 7-9 | |
| Tuesday, May 8 |
| » Defeated Pirates (7-9), 2-1 | Exposition Park III (1-1) | 8-9 | |
| Thursday, May 10 |
| » Lost to Pirates (8-9), 5-4 | Exposition Park III (1-2) | 8-10 | |
| Saturday, May 12 |
| » Defeated Giants (6-10), 13-3 | West Side Grounds (6-4) | 9-10 | |
| Sunday, May 13 |
| » Defeated Giants (6-11), 10-9 | West Side Grounds (7-4) | 10-10 | Won 2 |
| Monday, May 14 |
| » Defeated Giants (6-12), 4-0 | West Side Grounds (8-4) | 11-10 | Won 3 |
| Tuesday, May 15 |
| » Defeated Giants (6-13), 10-8 | West Side Grounds (9-4) | 12-10 | Won 4 |
| Wednesday, May 16 |
| » Defeated Braves (5-14), 7-4 | West Side Grounds (10-4) | 13-10 | Won 5 |
| Saturday, May 19 |
| » Defeated Braves (5-15), 6-4 | West Side Grounds (11-4) | 14-10 | Won 6 |
| Sunday, May 20 |
| » Defeated Pirates (14-11), 6-3 | West Side Grounds (12-4) | 15-10 | Won 7 |
| Future Cub George Grantham is born in Galena, KS. |
| Monday, May 21 |
| » Lost to Phillies (16-7), 2-1 | West Side Grounds (12-5) | 15-11 | |
| Tuesday, May 22 |
| » Lost to Phillies (17-7), 8-5 | West Side Grounds (12-6) | 15-12 | Lost 2 |
| Wednesday, May 23 |
| » Defeated Phillies (17-8), 5-3 | West Side Grounds (13-6) | 16-12 | |
| Friday, May 25 |
| » Lost to Dodgers (17-11), 12-3 | West Side Grounds (13-7) | 16-13 | |
| Saturday, May 26 |
| » Defeated Dodgers (17-12), 1-0 | West Side Grounds (14-7) | 17-13 | |
| Monday, May 28 |
| » Lost to Dodgers (18-12), 12-7 | West Side Grounds (14-8) | 17-14 | |
| Wednesday, May 30 |
| » Lost to Phillies (20-10), 5-2 | Baker Bowl (0-1) | 17-15 | Lost 2 |
| » Lost to Phillies (21-10), 13-3 | Baker Bowl (0-2) | 17-16 | Lost 3 |
| Thursday, May 31 |
| » Lost to Phillies (22-10), 3-0 | Baker Bowl (0-3) | 17-17 | Lost 4 |
| Friday, June 1 |
| » Defeated Phillies (22-11), 7-2 | Baker Bowl (1-3) | 18-17 | |
| Monday, June 4 |
| » Defeated Dodgers (19-15), 6-4 | Washington Park III (1-0) | 19-17 | Won 2 |
| Tuesday, June 5 |
| » Lost to Dodgers (20-15), 5-4 | Washington Park III (1-1) | 19-18 | |
| Wednesday, June 6 |
| » Lost to Dodgers (21-15), 8-3 | Washington Park III (1-2) | 19-19 | Lost 2 |
| Thursday, June 7 |
| » Lost to Braves (16-19), 13-4 | South End Grounds III (0-1) | 19-20 | Lost 3 |
| Friday, June 8 |
| » Lost to Braves (17-19), 6-5 | South End Grounds III (0-2) | 19-21 | Lost 4 |
| Saturday, June 9 |
| » Defeated Braves (17-20), 6-2 | South End Grounds III (1-2) | 20-21 | |
| Future Cub Marty Callaghan is born in Norwood, MA. |
| Monday, June 11 |
| » Lost to Braves (18-20), 4-3 | South End Grounds III (1-3) | 20-22 | |
| Tuesday, June 12 |
| » Lost to Giants (16-23), 4-0 | Polo Grounds IV (0-1) | 20-23 | Lost 2 |
| Wednesday, June 13 |
| » Lost to Giants (17-23), 5-0 | Polo Grounds IV (0-2) | 20-24 | Lost 3 |
| Saturday, June 16 |
| » Defeated Pirates (23-25), 8-5 | Exposition Park III (2-2) | 21-24 | |
| Sunday, June 17 |
| » Defeated Pirates (23-26), 8-1 | West Side Grounds (15-8) | 22-24 | Won 2 |
| Monday, June 18 |
| » Lost to Pirates (24-26), 4-1 | West Side Grounds (15-9) | 22-25 | |
| Tuesday, June 19 |
| » Defeated Pirates (24-27), 1-0 | West Side Grounds (16-9) | 23-25 | |
| Wednesday, June 20 |
| » Lost to Pirates (25-27), 8-1 | West Side Grounds (16-10) | 23-26 | |
| Friday, June 22 |
| » Defeated Reds (20-27), 7-4 | West Side Grounds (17-10) | 24-26 | |
| Saturday, June 23 |
| » Lost to Reds (21-27), 4-3 | West Side Grounds (17-11) | 24-27 | |
| Sunday, June 24 |
| » Lost to Reds (22-27), 5-3 | West Side Grounds (17-12) | 24-28 | Lost 2 |
| Tuesday, June 26 |
| » Lost to Pirates (26-27), 8-6 | Exposition Park III (2-3) | 24-29 | Lost 3 |
| Wednesday, June 27 |
| » Lost to Pirates (27-27), 9-2 | Exposition Park III (2-4) | 24-30 | Lost 4 |
| Friday, June 29 |
| » Defeated Dodgers (35-18), 1-0 | West Side Grounds (18-12) | 25-30 | |
| Saturday, June 30 |
| » Defeated Dodgers (35-19), 8-1 | West Side Grounds (19-12) | 26-30 | Won 2 |
| Sunday, July 1 |
| » Defeated Dodgers (35-20), 6-5 | West Side Grounds (20-12) | 27-30 | Won 3 |
| Monday, July 2 |
| » Defeated Phillies (33-24), 6-0 | West Side Grounds (21-12) | 28-30 | Won 4 |
| Tuesday, July 3 |
| » Defeated Phillies (33-25), 9-3 | West Side Grounds (22-12) | 29-30 | Won 5 |
| Wednesday, July 4 |
| » Defeated Phillies (33-26), 10-4 | West Side Grounds (23-12) | 30-30 | Won 6 |
| » Defeated Phillies (33-27), 5-4 | West Side Grounds (24-12) | 31-30 | Won 7 |
| Thursday, July 5 |
| » Defeated Braves (27-32), 2-0 | West Side Grounds (25-12) | 32-30 | Won 8 |
| Friday, July 6 |
| » Defeated Braves (27-33), 6-4 | West Side Grounds (26-12) | 33-30 | Won 9 |
| Saturday, July 7 |
| » Lost to Braves (28-33), 11-4 | West Side Grounds (26-13) | 33-31 | |
| Sunday, July 8 |
| » Defeated Giants (21-39), 11-3 | West Side Grounds (27-13) | 34-31 | |
| Monday, July 9 |
| » Defeated Giants (21-40), 3-2 | West Side Grounds (28-13) | 35-31 | Won 2 |
| Tuesday, July 10 |
| » Defeated Giants (21-41), 5-2 | West Side Grounds (29-13) | 36-31 | Won 3 |
| Friday, July 13 |
| Future Cub Footsie Blair is born in Enterprise, OK. |
| Saturday, July 14 |
| » Lost to Pirates (38-32), 6-1 | West Side Grounds (29-14) | 36-32 | |
| Sunday, July 15 |
| » Defeated Pirates (38-33), 5-3 | West Side Grounds (30-14) | 37-32 | |
| Monday, July 16 |
| » Lost to Pirates (39-33), 7-3 | West Side Grounds (30-15) | 37-33 | |
| Tuesday, July 17 |
| » Lost to Pirates (40-33), 2-0 | Exposition Park III (2-5) | 37-34 | Lost 2 |
| Thursday, July 19 |
| » Lost to Braves (32-38), 5-1 | South End Grounds III (1-4) | 37-35 | Lost 3 |
| Friday, July 20 |
| » Defeated Braves (32-39), 8-3 | South End Grounds III (2-4) | 38-35 | |
| Saturday, July 21 |
| » Lost to Braves (33-39), 9-0 | South End Grounds III (2-5) | 38-36 | |
| Monday, July 23 |
| » Tied Dodgers, 7-7 | Washington Park III (1-2) | 38-36 | |
| Tuesday, July 24 |
| » Defeated Dodgers (47-27), 9-7 | Washington Park III (2-2) | 39-36 | |
| Wednesday, July 25 |
| » Lost to Dodgers (48-27), 6-2 | Washington Park III (2-3) | 39-37 | |
| Friday, July 27 |
| » Lost to Phillies (43-34), 7-4 | Baker Bowl (1-4) | 39-38 | Lost 2 |
| Saturday, July 28 |
| » Defeated Phillies (43-35), 8-4 | Baker Bowl (2-4) | 40-38 | |
| Tuesday, July 31 |
| » Lost to Giants (30-45), 9-4 | Polo Grounds IV (0-3) | 40-39 | |
| Wednesday, August 1 |
| » Lost to Giants (31-45), 8-5 | Polo Grounds IV (0-4) | 40-40 | Lost 2 |
| Thursday, August 2 |
| » Defeated Giants (31-46), 7-6 | Polo Grounds IV (1-4) | 41-40 | |
| Saturday, August 4 |
| » Lost to Dodgers (52-29), 6-2 | West Side Grounds (30-16) | 41-41 | |
| Sunday, August 5 |
| » Lost to Dodgers (53-29), 3-1 | West Side Grounds (30-17) | 41-42 | Lost 2 |
| Monday, August 6 |
| » Defeated Dodgers (53-30), 8-7 | West Side Grounds (31-17) | 42-42 | |
| Tuesday, August 7 |
| » Defeated Dodgers (53-31), 7-1 | West Side Grounds (32-17) | 43-42 | Won 2 |
| Wednesday, August 8 |
| » Lost to Phillies (46-39), 5-3 | West Side Grounds (32-18) | 43-43 | |
| Thursday, August 9 |
| » Defeated Phillies (46-40), 5-1 | West Side Grounds (33-18) | 44-43 | |
| Saturday, August 11 |
| » Lost to Phillies (47-40), 2-0 | West Side Grounds (33-19) | 44-44 | |
| Sunday, August 12 |
| » Lost to Pirates (49-41), 6-2 | West Side Grounds (33-20) | 44-45 | Lost 2 |
| Monday, August 13 |
| » Defeated Braves (43-46), 7-1 | West Side Grounds (34-20) | 45-45 | |
| » Defeated Braves (43-47), 6-4 | West Side Grounds (35-20) | 46-45 | Won 2 |
| Tuesday, August 14 |
| » Lost to Braves (44-47), 7-6 | West Side Grounds (35-21) | 46-46 | |
| » Lost to Braves (45-47), 7-6 | West Side Grounds (35-22) | 46-47 | Lost 2 |
| Thursday, August 16 |
| » Defeated Giants (35-53), 2-0 | West Side Grounds (36-22) | 47-47 | |
| Saturday, August 18 |
| » Lost to Giants (36-53), 5-2 | West Side Grounds (36-23) | 47-48 | |
| Sunday, August 19 |
| » Defeated Giants (36-54), 2-1 | West Side Grounds (37-23) | 48-48 | |
| Friday, August 24 |
| » Lost to Cardinals (44-51), 7-0 | Robison Field (1-3) | 48-49 | |
| Saturday, August 25 |
| » Lost to Cardinals (45-51), 2-0 | Robison Field (1-4) | 48-50 | Lost 2 |
| Sunday, August 26 |
| » Lost to Cardinals (46-51), 6-3 | Robison Field (1-5) | 48-51 | Lost 3 |
| Monday, August 27 |
| » Defeated Cardinals (46-52), 2-1 | West Side Grounds (38-23) | 49-51 | |
| Tuesday, August 28 |
| » Lost to Cardinals (47-52), 3-2 | West Side Grounds (38-24) | 49-52 | |
| Wednesday, August 29 |
| » Defeated Cardinals (47-53), 6-5 | West Side Grounds (39-24) | 50-52 | |
| Thursday, August 30 |
| » Tied Reds, 3-3 | West Side Grounds (39-24) | 50-52 | |
| Friday, August 31 |
| » Lost to Reds (49-53), 11-1 | West Side Grounds (39-25) | 50-53 | |
| Saturday, September 1 |
| » Defeated Reds (49-54), 2-1 | West Side Grounds (40-25) | 51-53 | |
| » Defeated Reds (49-55), 6-4 | West Side Grounds (41-25) | 52-53 | Won 2 |
| Monday, September 3 |
| » Lost to Dodgers (63-39), 9-5 | Washington Park III (2-4) | 52-54 | |
| » Lost to Dodgers (64-39), 10-7 | Washington Park III (2-5) | 52-55 | Lost 2 |
| Tuesday, September 4 |
| » Defeated Dodgers (64-40), 8-7 | Washington Park III (3-5) | 53-55 | |
| Wednesday, September 5 |
| » Lost to Dodgers (65-40), 9-4 | Washington Park III (3-6) | 53-56 | |
| » Defeated Dodgers (65-41), 12-1 | Washington Park III (4-6) | 54-56 | |
| Thursday, September 6 |
| » Lost to Phillies (56-52), 20-5 | Baker Bowl (2-5) | 54-57 | |
| Friday, September 7 |
| » Tied Phillies, 6-6 | Baker Bowl (2-5) | 54-57 | |
| » Major-league debuts: Long Tom Hughes (Cubs) |
| Saturday, September 8 |
| » Defeated Phillies (56-53), 5-2 | Baker Bowl (3-5) | 55-57 | |
| Monday, September 10 |
| » Lost to Phillies (57-53), 6-0 | Baker Bowl (3-6) | 55-58 | |
| » Lost to Phillies (58-53), 5-2 | Baker Bowl (3-7) | 55-59 | Lost 2 |
| Tuesday, September 11 |
| » Lost to Giants (47-65), 14-3 | Polo Grounds IV (1-5) | 55-60 | Lost 3 |
| » Tied Giants, 3-3 | Polo Grounds IV (1-5) | 55-60 | |
| » Major-league debuts: Johnny Kling (Cubs) |
| Wednesday, September 12 |
| » Defeated Giants (47-66), 9-1 | Polo Grounds IV (2-5) | 56-60 | |
| » Lost to Giants (48-66), 7-6 | Polo Grounds IV (2-6) | 56-61 | |
| Thursday, September 13 |
| » Defeated Giants (48-67), 6-5 | Polo Grounds IV (3-6) | 57-61 | |
| Friday, September 14 |
| » Lost to Giants (49-67), 5-1 | Polo Grounds IV (3-7) | 57-62 | |
| Saturday, September 15 |
| » Lost to Braves (56-59), 7-3 | South End Grounds III (2-6) | 57-63 | Lost 2 |
| Monday, September 17 |
| » Lost to Braves (57-59), 8-1 | South End Grounds III (2-7) | 57-64 | Lost 3 |
| » Lost to Braves (58-59), 6-4 | South End Grounds III (2-8) | 57-65 | Lost 4 |
| Tuesday, September 18 |
| » Lost to Braves (59-59), 14-5 | South End Grounds III (2-9) | 57-66 | Lost 5 |
| Friday, September 21 |
| » Lost to Reds (54-68), 6-3 | League Park II (1-3) | 57-67 | Lost 6 |
| Saturday, September 22 |
| » Defeated Reds (54-69), 5-4 | League Park II (2-3) | 58-67 | |
| Sunday, September 23 |
| » Defeated Reds (54-70), 6-4 | League Park II (3-3) | 59-67 | Won 2 |
| » Defeated Reds (54-71), 8-1 | League Park II (4-3) | 60-67 | Won 3 |
| Tuesday, September 25 |
| » Lost to Cardinals (57-67), 8-1 | Robison Field (1-6) | 60-68 | |
| Friday, September 28 |
| » Tied Cardinals, 3-3 | Robison Field (1-6) | 60-68 | |
| Saturday, September 29 |
| » Lost to Cardinals (58-67), 10-7 | West Side Grounds (41-26) | 60-69 | Lost 2 |
| » Tied Cardinals, 0-0 | West Side Grounds (41-26) | 60-69 | |
| Sunday, September 30 |
| » Lost to Cardinals (59-67), 4-2 | West Side Grounds (41-27) | 60-70 | Lost 3 |
| » Defeated Cardinals (59-68), 4-1 | West Side Grounds (42-27) | 61-70 | |
| Monday, October 1 |
| » Defeated Cardinals (59-69), 4-2 | West Side Grounds (43-27) | 62-70 | Won 2 |
| » Major-league debuts: Mal Eason (Cubs) |
| Tuesday, October 2 |
| » Defeated Cardinals (59-70), 3-0 | West Side Grounds (44-27) | 63-70 | Won 3 |
| Sunday, October 7 |
| » Defeated Reds (59-75), 4-3 | West Side Grounds (45-27) | 64-70 | Won 4 |
| » Lost to Reds (60-75), 7-2 | West Side Grounds (45-28) | 64-71 | |
| Monday, October 8 |
| » Lost to Reds (61-75), 13-4 | West Side Grounds (45-29) | 64-72 | Lost 2 |
| » Lost to Reds (62-75), 9-1 | West Side Grounds (45-30) | 64-73 | Lost 3 |
| Thursday, October 11 |
| » Lost to Pirates (78-59), 2-1 | Exposition Park III (2-6) | 64-74 | Lost 4 |
| Friday, October 12 |
| » Lost to Pirates (79-59), 10-6 | Exposition Park III (2-7) | 64-75 | Lost 5 |
| Saturday, October 13 |
| » Defeated Pirates (79-60), 7-5 | Exposition Park III (3-7) | 65-75 | |
| Sunday, December 16 |
| Future Cub Tony Kaufmann is born in Chicago, IL. |
| Thursday, December 20 |
| Future Cub Gabby Hartnett is born in Woonsocket, RI. |
| Sunday, December 23 |
| Future Cub Danny Taylor is born in Lash, PA. |
Game information provided by Retrosheet (www.retrosheet.org) |