The 1920 Pittsburgh Pirates season was the 39th in franchise history; the 34th in the National League.
|- bgcolor="ccffcc" | 1 || April 14 || @ Cardinals || 5âÂÂ4 <small>(10)</small> || Adams (1âÂÂ0) || Goodwin || Hamilton (1) || â || 1âÂÂ0 |- bgcolor="ffbbbb" | 2 || April 15 || @ Cardinals || 2âÂÂ3 || Schupp || Cooper (0âÂÂ1) || â || â || 1âÂÂ1 |- bgcolor="ccffcc" | 3 || April 16 || @ Cardinals || 5âÂÂ0 || Carlson (1âÂÂ0) || Sherdel || â || â || 2âÂÂ1 |- bgcolor="ccffcc" | 4 || April 17 || @ Cardinals || 3âÂÂ0 <small>(13)</small> || Ponder (1âÂÂ0) || Haines || â || â || 3âÂÂ1 |- bgcolor="ccffcc" | 5 || April 18 || @ Reds || 2âÂÂ1 || Adams (2âÂÂ0) || Ruether || â || â || 4âÂÂ1 |- bgcolor="ccffcc" | 6 || April 21 || @ Reds || 5âÂÂ3 || Cooper (1âÂÂ1) || Ring || â || â || 5âÂÂ1 |- bgcolor="ffbbbb" | 7 || April 23 || Cardinals || 7âÂÂ9 || Jacobs || Hamilton (0âÂÂ1) || â || â || 5âÂÂ2 |- bgcolor="ffbbbb" | 8 || April 24 || Cardinals || 0âÂÂ6 || Doak || Ponder (1âÂÂ1) || â || â || 5âÂÂ3 |- bgcolor="ccffcc" | 9 || April 25 || @ Cubs || 4âÂÂ1 <small>(15)</small> || Adams (3âÂÂ0) || Hendrix || â || â || 6âÂÂ3 |- bgcolor="ffbbbb" | 10 || April 28 || @ Cubs || 1âÂÂ11 || Alexander || Cooper (1âÂÂ2) || â || â || 6âÂÂ4 |- bgcolor="ffbbbb" | 11 || April 29 || Reds || 2âÂÂ8 || Ring || Carlson (1âÂÂ1) || â || â || 6âÂÂ5 |-
|- bgcolor="ffbbbb" | 12 || May 1 || Reds || 1âÂÂ7 || Ruether || Adams (3âÂÂ1) || â || â || 6âÂÂ6 |- bgcolor="ccffcc" | 13 || May 2 || @ Reds || 3âÂÂ0 || Cooper (2âÂÂ2) || Sallee || â || â || 7âÂÂ6 |- bgcolor="ccffcc" | 14 || May 5 || Cubs || 2âÂÂ0 || Adams (4âÂÂ1) || Martin || â || â || 8âÂÂ6 |- bgcolor="ccffcc" | 15 || May 6 || Cubs || 3âÂÂ1 || Cooper (3âÂÂ2) || Hendrix || â || â || 9âÂÂ6 |- bgcolor="ffbbbb" | 16 || May 7 || Cubs || 4âÂÂ6 || Alexander || Carlson (1âÂÂ2) || â || â || 9âÂÂ7 |- bgcolor="ffbbbb" | 17 || May 8 || Cubs || 1âÂÂ4 || Vaughn || Hamilton (0âÂÂ2) || â || â || 9âÂÂ8 |- bgcolor="ffbbbb" | 18 || May 9 || @ Cubs || 7âÂÂ8 || Martin || Adams (4âÂÂ2) || Carter || â || 9âÂÂ9 |- bgcolor="ccffcc" | 19 || May 10 || Phillies || 3âÂÂ1 || Cooper (4âÂÂ2) || Causey || â || â || 10âÂÂ9 |- bgcolor="ccffcc" | 20 || May 12 || Phillies || 5âÂÂ3 || Hamilton (1âÂÂ2) || Rixey || â || â || 11âÂÂ9 |- bgcolor="ffbbbb" | 21 || May 15 || Giants || 0âÂÂ2 || Nehf || Adams (4âÂÂ3) || â || 12,000 || 11âÂÂ10 |- bgcolor="ccffcc" | 22 || May 17 || Giants || 7âÂÂ6 <small>(15)</small> || Ponder (2âÂÂ1) || Douglas || â || 6,000 || 12âÂÂ10 |- bgcolor="ccffcc" | 23 || May 18 || Braves || 7âÂÂ2 || Hamilton (2âÂÂ2) || Oeschger || â || â || 13âÂÂ10 |- bgcolor="ccffcc" | 24 || May 19 || Braves || 2âÂÂ1 || Cooper (5âÂÂ2) || McQuillan || â || â || 14âÂÂ10 |- bgcolor="ccffcc" | 25 || May 20 || Braves || 5âÂÂ1 || Adams (5âÂÂ3) || Fillingim || â || â || 15âÂÂ10 |- bgcolor="ccffcc" | 26 || May 21 || Braves || 9âÂÂ0 || Carlson (2âÂÂ2) || Eayrs || â || â || 16âÂÂ10 |- bgcolor="ffbbbb" | 27 || May 22 || Robins || 1âÂÂ4 || Grimes || Cooper (5âÂÂ3) || â || 18,000 || 16âÂÂ11 |- bgcolor="ccffcc" | 28 || May 23 || @ Robins || 1âÂÂ0 || Ponder (3âÂÂ1) || Pfeffer || â || 10,000 || 17âÂÂ11 |- bgcolor="ffbbbb" | 29 || May 24 || Robins || 0âÂÂ1 || Mamaux || Adams (5âÂÂ4) || â || 2,500 || 17âÂÂ12 |- bgcolor="ccffcc" | 30 || May 25 || Robins || 2âÂÂ0 || Carlson (3âÂÂ2) || Cadore || â || 3,000 || 18âÂÂ12 |- bgcolor="ffbbbb" | 31 || May 26 || Robins || 2âÂÂ3 || Grimes || Wisner (0âÂÂ1) || â || â || 18âÂÂ13 |- bgcolor="ffbbbb" | 32 || May 28 || @ Reds || 1âÂÂ6 || Ruether || Cooper (5âÂÂ4) || â || â || 18âÂÂ14 |- bgcolor="ffbbbb" | 33 || May 29 || @ Reds || 2âÂÂ3 || Luque || Carlson (3âÂÂ3) || â || â || 18âÂÂ15 |- bgcolor="ffbbbb" | 34 || May 30 || @ Reds || 3âÂÂ5 || Sallee || Wisner (0âÂÂ2) || â || â || 18âÂÂ16 |- bgcolor="ffbbbb" | 35 || May 31 || Cardinals || 4âÂÂ5 || Sherdel || Ponder (3âÂÂ2) || Jacobs || â || 18âÂÂ17 |- bgcolor="ccffcc" | 36 || May 31 || Cardinals || 7âÂÂ4 || Cooper (6âÂÂ4) || Doak || Carlson (1) || â || 19âÂÂ17 |-
|- bgcolor="ffbbbb" | 37 || June 1 || Cardinals || 4âÂÂ5 <small>(15)</small> || Haines || Ponder (3âÂÂ3) || â || â || 19âÂÂ18 |- bgcolor="ffbbbb" | 38 || June 2 || Cardinals || 2âÂÂ6 || Schupp || Carlson (3âÂÂ4) || â || â || 19âÂÂ19 |- bgcolor="ccffcc" | 39 || June 6 || @ Reds || 3âÂÂ1 <small>(10)</small> || Cooper (7âÂÂ4) || Ruether || â || â || 20âÂÂ19 |- bgcolor="ffbbbb" | 40 || June 9 || @ Braves || 6âÂÂ7 <small>(10)</small> || Fillingim || Adams (5âÂÂ5) || â || â || 20âÂÂ20 |- bgcolor="ffbbbb" | 41 || June 10 || @ Braves || 1âÂÂ2 || Scott || Cooper (7âÂÂ5) || â || â || 20âÂÂ21 |- bgcolor="ffbbbb" | 42 || June 11 || @ Braves || 0âÂÂ3 || Fillingim || Hamilton (2âÂÂ3) || â || â || 20âÂÂ22 |- bgcolor="ccffcc" | 43 || June 12 || @ Phillies || 6âÂÂ4 || Carlson (4âÂÂ4) || Rixey || â || 4,000 || 21âÂÂ22 |- bgcolor="ccffcc" | 44 || June 14 || @ Phillies || 6âÂÂ1 || Cooper (8âÂÂ5) || Gallia || â || â || 22âÂÂ22 |- bgcolor="ccffcc" | 45 || June 15 || @ Phillies || 7âÂÂ6 <small>(10)</small> || Ponder (4âÂÂ3) || Causey || â || â || 23âÂÂ22 |- bgcolor="ffbbbb" | 46 || June 18 || @ Giants || 4âÂÂ5 || Barnes || Cooper (8âÂÂ6) || â || 1,000 || 23âÂÂ23 |- bgcolor="ccffcc" | 47 || June 19 || @ Giants || 3âÂÂ0 || Adams (6âÂÂ5) || Nehf || â || 15,000 || 24âÂÂ23 |- bgcolor="ffbbbb" | 48 || June 20 || @ Giants || 0âÂÂ8 || Douglas || Carlson (4âÂÂ5) || â || 23,000 || 24âÂÂ24 |- bgcolor="ccffcc" | 49 || June 22 || @ Robins || 9âÂÂ7 || Cooper (9âÂÂ6) || Pfeffer || â || 5,000 || 25âÂÂ24 |- bgcolor="ffbbbb" | 50 || June 23 || @ Robins || 2âÂÂ5 || Marquard || Carlson (4âÂÂ6) || â || â || 25âÂÂ25 |- bgcolor="ffbbbb" | 51 || June 24 || @ Robins || 2âÂÂ6 || Mamaux || Adams (6âÂÂ6) || â || 3,500 || 25âÂÂ26 |- bgcolor="ccffcc" | 52 || June 25 || Cubs || 6âÂÂ3 || Cooper (10âÂÂ6) || Hendrix || â || â || 26âÂÂ26 |- bgcolor="ccffcc" | 53 || June 26 || Cubs || 9âÂÂ4 || Ponder (5âÂÂ3) || Vaughn || â || â || 27âÂÂ26 |- bgcolor="ccffcc" | 54 || June 27 || @ Cubs || 8âÂÂ3 || Carlson (5âÂÂ6) || Alexander || Cooper (1) || â || 28âÂÂ26 |- bgcolor="ffbbbb" | 55 || June 28 || @ Cubs || 2âÂÂ5 || Tyler || Adams (6âÂÂ7) || â || â || 28âÂÂ27 |- bgcolor="ffbbbb" | 56 || June 28 || @ Cubs || 4âÂÂ5 || Gaw || Ponder (5âÂÂ4) || â || â || 28âÂÂ28 |- bgcolor="ccffcc" | 57 || June 29 || @ Cubs || 4âÂÂ3 <small>(11)</small> || Cooper (11âÂÂ6) || Martin || â || â || 29âÂÂ28 |- bgcolor="ffbbbb" | 58 || June 29 || @ Cubs || 3âÂÂ14 || Hendrix || Meador (0âÂÂ1) || â || â || 29âÂÂ29 |- bgcolor="ffbbbb" | 59 || June 30 || @ Cubs || 0âÂÂ1 || Vaughn || Ponder (5âÂÂ5) || â || â || 29âÂÂ30 |-
|- bgcolor="ccffcc" | 60 || July 1 || @ Cardinals || 6âÂÂ2 <small>(10)</small> || Carlson (6âÂÂ6) || Sherdel || Adams (1) || â || 30âÂÂ30 |- bgcolor="ffbbbb" | 61 || July 2 || @ Cardinals || 0âÂÂ3 || Doak || Hamilton (2âÂÂ4) || â || â || 30âÂÂ31 |- bgcolor="ccffcc" | 62 || July 3 || @ Cardinals || 3âÂÂ1 || Cooper (12âÂÂ6) || Goodwin || â || â || 31âÂÂ31 |- bgcolor="ffbbbb" | 63 || July 4 || @ Reds || 0âÂÂ5 || Ruether || Adams (6âÂÂ8) || â || â || 31âÂÂ32 |- bgcolor="ccffcc" | 64 || July 5 || Reds || 4âÂÂ1 || Carlson (7âÂÂ6) || Fisher || â || â || 32âÂÂ32 |- bgcolor="ccffcc" | 65 || July 5 || Reds || 6âÂÂ5 <small>(11)</small> || Hamilton (3âÂÂ4) || Luque || â || â || 33âÂÂ32 |- bgcolor="ffbbbb" | 66 || July 6 || Reds || 2âÂÂ7 || Ring || Meador (0âÂÂ2) || â || â || 33âÂÂ33 |- bgcolor="ccffcc" | 67 || July 7 || Phillies || 2âÂÂ1 || Cooper (13âÂÂ6) || Smith || â || â || 34âÂÂ33 |- bgcolor="ccffcc" | 68 || July 8 || Phillies || 1âÂÂ0 || Adams (7âÂÂ8) || Meadows || â || â || 35âÂÂ33 |- bgcolor="ffbbbb" | 69 || July 9 || Phillies || 1âÂÂ4 || Rixey || Carlson (7âÂÂ7) || â || â || 35âÂÂ34 |- bgcolor="ffbbbb" | 70 || July 10 || Phillies || 7âÂÂ8 <small>(11)</small> || Meadows || Cooper (13âÂÂ7) || â || â || 35âÂÂ35 |- bgcolor="ffbbbb" | 71 || July 10 || Phillies || 1âÂÂ3 || Hubbell || Ponder (5âÂÂ6) || â || â || 35âÂÂ36 |- bgcolor="ccffcc" | 72 || July 12 || Braves || 3âÂÂ2 <small>(11)</small> || Adams (8âÂÂ8) || Fillingim || â || â || 36âÂÂ36 |- bgcolor="ccffcc" | 73 || July 13 || Braves || 5âÂÂ2 || Carlson (8âÂÂ7) || Scott || â || â || 37âÂÂ36 |- bgcolor="ccffcc" | 74 || July 14 || Braves || 4âÂÂ3 || Cooper (14âÂÂ7) || Oeschger || â || â || 38âÂÂ36 |- bgcolor="ccffcc" | 75 || July 15 || Braves || 9âÂÂ8 || Carlson (9âÂÂ7) || Watson || â || â || 39âÂÂ36 |- bgcolor="ffbbbb" | 76 || July 16 || Giants || 0âÂÂ7 <small>(17)</small> || Benton || Hamilton (3âÂÂ5) || â || 4,000 || 39âÂÂ37 |- bgcolor="ccffcc" | 77 || July 17 || Giants || 2âÂÂ0 || Adams (9âÂÂ8) || Toney || â || â || 40âÂÂ37 |- bgcolor="ffbbbb" | 78 || July 17 || Giants || 2âÂÂ4 || Barnes || Carlson (9âÂÂ8) || â || 25,000 || 40âÂÂ38 |- bgcolor="ffbbbb" | 79 || July 20 || Giants || 2âÂÂ5 || Nehf || Cooper (14âÂÂ8) || â || 3,000 || 40âÂÂ39 |- bgcolor="ccffcc" | 80 || July 21 || Robins || 4âÂÂ3 || Ponder (6âÂÂ6) || Marquard || â || 3,800 || 41âÂÂ39 |- bgcolor="ccffcc" | 81 || July 22 || Robins || 5âÂÂ2 || Carlson (10âÂÂ8) || Cadore || â || 4,000 || 42âÂÂ39 |- bgcolor="ffbbbb" | 82 || July 23 || Robins || 5âÂÂ6 || Smith || Adams (9âÂÂ9) || â || 4,000 || 42âÂÂ40 |- bgcolor="ccffcc" | 83 || July 24 || Robins || 5âÂÂ1 || Cooper (15âÂÂ8) || Grimes || â || 15,000 || 43âÂÂ40 |- bgcolor="ccffcc" | 84 || July 25 || @ Robins || 5âÂÂ4 || Ponder (7âÂÂ6) || Mitchell || â || 22,000 || 44âÂÂ40 |- bgcolor="ffbbbb" | 85 || July 26 || @ Robins || 4âÂÂ6 || Smith || Carlson (10âÂÂ9) || â || â || 44âÂÂ41 |- bgcolor="ccffcc" | 86 || July 27 || @ Phillies || 7âÂÂ1 || Hamilton (4âÂÂ5) || Meadows || â || â || 45âÂÂ41 |- bgcolor="ccffcc" | 87 || July 28 || @ Phillies || 6âÂÂ3 || Cooper (16âÂÂ8) || Smith || â || â || 46âÂÂ41 |- bgcolor="ffbbbb" | 88 || July 28 || @ Phillies || 4âÂÂ5 || Causey || Adams (9âÂÂ10) || Gallia || â || 46âÂÂ42 |- bgcolor="ffbbbb" | 89 || July 29 || @ Phillies || 3âÂÂ7 || Rixey || Ponder (7âÂÂ7) || â || â || 46âÂÂ43 |- bgcolor="ffbbbb" | 90 || July 30 || @ Phillies || 2âÂÂ7 || Hubbell || Carlson (10âÂÂ10) || â || â || 46âÂÂ44 |- bgcolor="ccffcc" | 91 || July 31 || @ Braves || 4âÂÂ2 || Cooper (17âÂÂ8) || Rudolph || â || â || 47âÂÂ44 |- bgcolor="ffbbbb" | 92 || July 31 || @ Braves || 1âÂÂ6 || Fillingim || Hamilton (4âÂÂ6) || â || â || 47âÂÂ45 |-
|- bgcolor="ccffcc" | 93 || August 2 || @ Braves || 3âÂÂ2 || Adams (10âÂÂ10) || Oeschger || Carlson (2) || â || 48âÂÂ45 |- bgcolor="ccffcc" | 94 || August 3 || @ Braves || 3âÂÂ2 || Ponder (8âÂÂ7) || McQuillan || â || â || 49âÂÂ45 |- bgcolor="ccffcc" | 95 || August 4 || @ Braves || 3âÂÂ0 || Cooper (18âÂÂ8) || Fillingim || â || â || 50âÂÂ45 |- bgcolor="ccffcc" | 96 || August 5 || @ Robins || 8âÂÂ5 <small>(10)</small> || Hamilton (5âÂÂ6) || Grimes || â || 7,000 || 51âÂÂ45 |- bgcolor="ccffcc" | 97 || August 7 || @ Robins || 7âÂÂ0 || Adams (11âÂÂ10) || Smith || â || 12,000 || 52âÂÂ45 |- bgcolor="ffbbbb" | 98 || August 8 || @ Robins || 1âÂÂ2 || Cadore || Ponder (8âÂÂ8) || â || 20,000 || 52âÂÂ46 |- bgcolor="ffbbbb" | 99 || August 9 || @ Giants || 0âÂÂ9 || Nehf || Cooper (18âÂÂ9) || â || 12,000 || 52âÂÂ47 |- bgcolor="ffbbbb" | 100 || August 11 || @ Giants || 1âÂÂ5 || Benton || Hamilton (5âÂÂ7) || â || â || 52âÂÂ48 |- bgcolor="ffbbbb" | 101 || August 11 || @ Giants || 3âÂÂ6 || Douglas || Carlson (10âÂÂ11) || â || 20,000 || 52âÂÂ49 |- bgcolor="ccffcc" | 102 || August 12 || @ Giants || 2âÂÂ0 || Adams (12âÂÂ10) || Barnes || â || 15,000 || 53âÂÂ49 |- bgcolor="ffbbbb" | 103 || August 13 || Cardinals || 2âÂÂ4 || Schupp || Cooper (18âÂÂ10) || â || â || 53âÂÂ50 |- bgcolor="ffbbbb" | 104 || August 14 || Cardinals || 0âÂÂ1 || Doak || Ponder (8âÂÂ9) || â || â || 53âÂÂ51 |- bgcolor="ffffff" | 105 || August 14 || Cardinals || 1âÂÂ1 <small>(8)</small> || || || â || â || 53âÂÂ51 |- bgcolor="ccffcc" | 106 || August 15 || @ Cardinals || 4âÂÂ2 <small>(11)</small> || Hamilton (6âÂÂ7) || May || â || â || 54âÂÂ51 |- bgcolor="ffbbbb" | 107 || August 15 || @ Cardinals || 2âÂÂ3 || Kircher || Wisner (0âÂÂ3) || â || â || 54âÂÂ52 |- bgcolor="ccffcc" | 108 || August 16 || @ Cardinals || 3âÂÂ2 || Adams (13âÂÂ10) || Haines || â || â || 55âÂÂ52 |- bgcolor="ccffcc" | 109 || August 17 || @ Cardinals || 10âÂÂ6 || Cooper (19âÂÂ10) || Schupp || Carlson (3) || â || 56âÂÂ52 |- bgcolor="ffbbbb" | 110 || August 19 || Phillies || 2âÂÂ5 <small>(12)</small> || Enzmann || Hamilton (6âÂÂ8) || â || â || 56âÂÂ53 |- bgcolor="ffbbbb" | 111 || August 20 || Phillies || 2âÂÂ4 <small>(11)</small> || Betts || Ponder (8âÂÂ10) || â || â || 56âÂÂ54 |- bgcolor="ffbbbb" | 112 || August 21 || Phillies || 1âÂÂ3 || Rixey || Cooper (19âÂÂ11) || â || â || 56âÂÂ55 |- bgcolor="ccffcc" | 113 || August 21 || Phillies || 5âÂÂ0 || Adams (14âÂÂ10) || Hubbell || â || â || 57âÂÂ55 |- bgcolor="ffbbbb" | 114 || August 23 || Robins || 0âÂÂ3 || Pfeffer || Hamilton (6âÂÂ9) || â || 3,500 || 57âÂÂ56 |- bgcolor="ccffcc" | 115 || August 24 || Robins || 4âÂÂ3 || Carlson (11âÂÂ11) || Grimes || â || 3,000 || 58âÂÂ56 |- bgcolor="ffbbbb" | 116 || August 25 || Robins || 3âÂÂ4 || Mamaux || Ponder (8âÂÂ11) || â || 4,000 || 58âÂÂ57 |- bgcolor="ccffcc" | 117 || August 26 || Braves || 2âÂÂ1 || Adams (15âÂÂ10) || McQuillan || â || â || 59âÂÂ57 |- bgcolor="ccffcc" | 118 || August 27 || Braves || 8âÂÂ1 || Cooper (20âÂÂ11) || Oeschger || â || â || 60âÂÂ57 |- bgcolor="ffbbbb" | 119 || August 28 || Braves || 1âÂÂ5 || Fillingim || Hamilton (6âÂÂ10) || â || â || 60âÂÂ58 |- bgcolor="ccffcc" | 120 || August 30 || Giants || 4âÂÂ2 || Carlson (12âÂÂ11) || Douglas || â || â || 61âÂÂ58 |- bgcolor="ccffcc" | 121 || August 30 || Giants || 2âÂÂ1 || Ponder (9âÂÂ11) || Toney || â || 5,000 || 62âÂÂ58 |- bgcolor="ccffcc" | 122 || August 31 || Giants || 6âÂÂ5 || Wisner (1âÂÂ3) || Nehf || Hamilton (2) || â || 63âÂÂ58 |-
|- bgcolor="ccffcc" | 123 || September 1 || Giants || 4âÂÂ3 || Cooper (21âÂÂ11) || Benton || â || â || 64âÂÂ58 |- bgcolor="ffbbbb" | 124 || September 2 || Giants || 1âÂÂ5 || Barnes || Hamilton (6âÂÂ11) || â || 5,000 || 64âÂÂ59 |- bgcolor="ffbbbb" | 125 || September 3 || Cubs || 2âÂÂ4 <small>(13)</small> || Vaughn || Carlson (12âÂÂ12) || â || â || 64âÂÂ60 |- bgcolor="ccffcc" | 126 || September 4 || Cubs || 3âÂÂ2 || Adams (16âÂÂ10) || Tyler || Cooper (2) || â || 65âÂÂ60 |- bgcolor="ffbbbb" | 127 || September 5 || @ Cubs || 0âÂÂ2 || Alexander || Ponder (9âÂÂ12) || â || â || 65âÂÂ61 |- bgcolor="ffbbbb" | 128 || September 6 || Cubs || 2âÂÂ5 || Martin || Cooper (21âÂÂ12) || â || â || 65âÂÂ62 |- bgcolor="ccffcc" | 129 || September 6 || Cubs || 12âÂÂ1 || Hamilton (7âÂÂ11) || Bailey || â || â || 66âÂÂ62 |- bgcolor="ccffcc" | 130 || September 7 || Cubs || 7âÂÂ4 || Carlson (13âÂÂ12) || Vaughn || Adams (2) || â || 67âÂÂ62 |- bgcolor="ccffcc" | 131 || September 9 || @ Phillies || 7âÂÂ6 || Ponder (10âÂÂ12) || Causey || Hamilton (3) || â || 68âÂÂ62 |- bgcolor="ccffcc" | 132 || September 10 || @ Phillies || 8âÂÂ3 || Cooper (22âÂÂ12) || Hubbell || â || â || 69âÂÂ62 |- bgcolor="ccffcc" | 133 || September 11 || @ Phillies || 3âÂÂ2 || Hamilton (8âÂÂ11) || Meadows || â || â || 70âÂÂ62 |- bgcolor="ffbbbb" | 134 || September 13 || @ Braves || 0âÂÂ3 || Scott || Adams (16âÂÂ11) || â || â || 70âÂÂ63 |- bgcolor="ccffcc" | 135 || September 15 || @ Braves || 2âÂÂ1 || Cooper (23âÂÂ12) || McQuillan || â || â || 71âÂÂ63 |- bgcolor="ffbbbb" | 136 || September 15 || @ Braves || 1âÂÂ4 || Fillingim || Carlson (13âÂÂ13) || â || â || 71âÂÂ64 |- bgcolor="ccffcc" | 137 || September 16 || @ Giants || 3âÂÂ1 || Hamilton (9âÂÂ11) || Barnes || â || â || 72âÂÂ64 |- bgcolor="ffbbbb" | 138 || September 16 || @ Giants || 0âÂÂ4 || Nehf || Ponder (10âÂÂ13) || â || 10,000 || 72âÂÂ65 |- bgcolor="ffbbbb" | 139 || September 17 || @ Giants || 3âÂÂ4 <small>(10)</small> || Toney || Adams (16âÂÂ12) || â || 6,000 || 72âÂÂ66 |- bgcolor="ffbbbb" | 140 || September 18 || @ Giants || 7âÂÂ8 || Douglas || Ponder (10âÂÂ14) || â || 12,000 || 72âÂÂ67 |- bgcolor="ffbbbb" | 141 || September 19 || @ Robins || 3âÂÂ4 || Pfeffer || Cooper (23âÂÂ13) || â || 25,000 || 72âÂÂ68 |- bgcolor="ffbbbb" | 142 || September 20 || @ Robins || 1âÂÂ2 <small>(10)</small> || Mamaux || Hamilton (9âÂÂ12) || â || 6,000 || 72âÂÂ69 |- bgcolor="ccffcc" | 143 || September 22 || Reds || 2âÂÂ0 || Adams (17âÂÂ12) || Luque || â || â || 73âÂÂ69 |- bgcolor="ccffcc" | 144 || September 22 || Reds || 3âÂÂ1 || Ponder (11âÂÂ14) || Ruether || â || â || 74âÂÂ69 |- bgcolor="ccffcc" | 145 || September 23 || Reds || 4âÂÂ0 || Cooper (24âÂÂ13) || Eller || â || â || 75âÂÂ69 |- bgcolor="ccffcc" | 146 || September 24 || Cardinals || 12âÂÂ7 || Hamilton (10âÂÂ12) || Schupp || â || â || 76âÂÂ69 |- bgcolor="ccffcc" | 147 || September 25 || Cardinals || 2âÂÂ1 <small>(12)</small> || Zinn (1âÂÂ0) || Sherdel || â || â || 77âÂÂ69 |- bgcolor="ffbbbb" | 148 || September 25 || Cardinals || 1âÂÂ3 || Haines || Ponder (11âÂÂ15) || â || â || 77âÂÂ70 |- bgcolor="ffbbbb" | 149 || September 26 || @ Reds || 0âÂÂ8 || Napier || Adams (17âÂÂ13) || â || â || 77âÂÂ71 |- bgcolor="ffbbbb" | 150 || September 28 || @ Reds || 0âÂÂ2 || Eller || Cooper (24âÂÂ14) || â || â || 77âÂÂ72 |- bgcolor="ffbbbb" | 151 || September 28 || @ Reds || 3âÂÂ5 || Brenton || Hamilton (10âÂÂ13) || â || â || 77âÂÂ73 |-
|- bgcolor="ffbbbb" | 152 || October 2 || Reds || 4âÂÂ13 || Fisher || Cooper (24âÂÂ15) || â || â || 77âÂÂ74 |- bgcolor="ffbbbb" | 153 || October 2 || Reds || 3âÂÂ7 || Brenton || Zinn (1âÂÂ1) || â || â || 77âÂÂ75 |- bgcolor="ccffcc" | 154 || October 2 || Reds || 6âÂÂ0 <small>(6)</small> || Morrison (1âÂÂ0) || Napier || â || â || 78âÂÂ75 |- bgcolor="ccffcc" | 155 || October 3 || @ Cubs || 4âÂÂ3 || Carlson (14âÂÂ13) || Tyler || â || â || 79âÂÂ75 |-
|- | Legend: = Win = Loss = Tie<br>Bold = Pirates team member
Note: Pos = Position; G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in
Note: G = Games played; AB = At bats; H = Hits; Avg. = Batting average; HR = Home runs; RBI = Runs batted in
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts
Note: G = Games pitched; IP = Innings pitched; W = Wins; L = Losses; ERA = Earned run average; SO = Strikeouts
Note: G = Games pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts