Say hi to: Big Piney, Evanston.
Say bye-bye to: Big Piney, Valley.
Standings | Playoff brackets
| Season | Date | Away Team | Away Score | Home Team | Home Score | Notes | Source |
|---|---|---|---|---|---|---|---|
| 1931 | Friday, September 18, 1931 | Sunrise | 7 | Wheatland | 6 | CTH/GG | |
| 1931 | Friday, September 18, 1931 | Superior | 6 | Rawlins | 13 | WST | |
| 1931 | Saturday, September 19, 1931 | Lusk | 0 | Chadron (NE) | 30 | CTH/LH | |
| 1931 | Saturday, September 19, 1931 | Kemmerer | 7 | Rock Springs | 0 | CTH/RSR | |
| 1931 | Saturday, September 19, 1931 | Laramie | 0 | Fort Collins (CO) | 32 | CTH/WST/LRB | |
| 1931 | Saturday, September 19, 1931 | Gebo | 0 | Worland | 28 | CTH/WG | |
| 1931 | Saturday, September 19, 1931 | Greeley (CO) | 19 | Cheyenne Central | 18 | CTH/WST | |
| 1931 | Saturday, September 19, 1931 | Cody | 0 | Billings (MT) | 13 | WST/CE | |
| 1931 | Saturday, September 19, 1931 | Miles City (MT) | 7 | Sheridan | 0 | CTH/SP | |
| 1931 | Monday, September 21, 1931 | Manville | 0 | Guernsey | 47 | PCR | |
| 1931 | Thursday, September 24, 1931 | Star Valley | 6 | Montpelier (ID) | 28 | BLCN | |
| 1931 | Friday, September 25, 1931 | Rock Springs | 6 | Rawlins | 7 | CTH/WST | |
| 1931 | Friday, September 25, 1931 | Douglas | 0 | Laramie | 7 | CTH/WST | |
| 1931 | Friday, September 25, 1931 | Cowley | 0 | Worland | 12 | WST | |
| 1931 | Friday, September 25, 1931 | Evanston | 0 | Kemmerer | 61 | WST/KG | |
| 1931 | Friday, September 25, 1931 | Basin | 0 | Cody | 38 | WST/CE | |
| 1931 | Friday, September 25, 1931 | Guernsey | 0 | Wheatland | 39 | GG/WT | |
| 1931 | Friday, September 25, 1931 | Lingle | 13 | Torrington | 32 | TT | |
| 1931 | Friday, September 25, 1931 | Campbell County | 0 | Newcastle | 0 | tie | NNL |
| 1931 | Friday, September 25, 1931 | Sundance | 0 | Belle Fourche (SD) | 20 | ST | |
| 1931 | Saturday, September 26, 1931 | Lusk | 0 | Natrona | 26 | CTH | |
| 1931 | Saturday, September 26, 1931 | Cheyenne Central | 0 | Fort Collins (CO) | 19 | CTH/WST | |
| 1931 | Saturday, September 26, 1931 | Green River | 0 | Superior | 0 | tie | CTH/GRS/RSR |
| 1931 | Saturday, September 26, 1931 | Greybull | 12 | Lander | 14 | OT | CTH/WST/WG |
| 1931 | Saturday, September 26, 1931 | Gebo | 0 | Thermopolis | 54 | CTH/WST/WG | |
| 1931 | Saturday, September 26, 1931 | Riverton | 6 | Buffalo | 50 | WST/SP/BB | |
| 1931 | Saturday, September 26, 1931 | Lead (SD) | 0 | Sheridan | 19 | SP | |
| 1931 | Saturday, September 26, 1931 | Big Piney | 0 | Jackson | 13 | JHC | |
| 1931 | Tuesday, September 29, 1931 | Lusk | 54 | Manville | 45 | LH | |
| 1931 | Friday, October 2, 1931 | Douglas | 7 | Lusk | 0 | CTH/DE | |
| 1931 | Friday, October 2, 1931 | Campbell County | 0 | Sheridan | 75 | CTH/WST | |
| 1931 | Friday, October 2, 1931 | Thermopolis | 20 | Basin | 0 | CTH/BRR/TIR | |
| 1931 | Friday, October 2, 1931 | Greybull | 13 | Powell | 0 | CTH/PT | |
| 1931 | Friday, October 2, 1931 | Cheyenne Central | 20 | Scottsbluff (NE) | 6 | CTH/WST | |
| 1931 | Friday, October 2, 1931 | Brush (CO) | 13 | Laramie | 19 | WST/LRB | |
| 1931 | Friday, October 2, 1931 | Hanna | 0 | Superior | 6 | RSR | |
| 1931 | Friday, October 2, 1931 | American Falls (ID) | 33 | Star Valley | 0 | SVI | |
| 1931 | Friday, October 2, 1931 | Coalville (UT) | 53 | Evanston | 0 | WYT | |
| 1931 | Friday, October 2, 1931 | Wheatland | 7 | Mitchell (NE) | 19 | PCR | |
| 1931 | Friday, October 2, 1931 | Lingle | 12 | Guernsey | 0 | GG/LR | |
| 1931 | Friday, October 2, 1931 | Torrington | 6 | Sunrise | 13 | GG/TT | |
| 1931 | Friday, October 2, 1931 | Manville | 0 | Newcastle | 67 | NNL | |
| 1931 | Friday, October 2, 1931 | Vale (SD) | 13 | Sundance | 27 | ST | |
| 1931 | Saturday, October 3, 1931 | Green River | 19 | Rock Springs | 0 | CTH/RSR | |
| 1931 | Saturday, October 3, 1931 | Natrona | 0 | Buffalo | 0 | tie | CTH |
| 1931 | Saturday, October 3, 1931 | Worland | 0 | Lovell | 12 | CTH/WST/WG | |
| 1931 | Saturday, October 3, 1931 | Cody | 14 | Cowley | 0 | CTH/WST | |
| 1931 | Saturday, October 3, 1931 | Kemmerer | 0 | Rawlins | 0 | tie | CTH/WST |
| 1931 | Saturday, October 3, 1931 | Jackson | 21 | Big Piney | 0 | JHC | |
| 1931 | Wednesday, October 7, 1931 | Riverton | 0 | Thermopolis | 7 | WST/TIR | |
| 1931 | Friday, October 9, 1931 | Lusk | 0 | Laramie | 51 | CTH | |
| 1931 | Friday, October 9, 1931 | Guernsey | 13 | Douglas | 34 | CTH/PCR | |
| 1931 | Friday, October 9, 1931 | Wheatland | 0 | Cheyenne Central | 19 | CTH/WST | |
| 1931 | Friday, October 9, 1931 | Lander | 0 | Worland | 6 | CTH/WST/WSJ | |
| 1931 | Friday, October 9, 1931 | Cody | 6 | Greybull | 7 | CTH/WST/GS | |
| 1931 | Friday, October 9, 1931 | Jackson | 19 | Star Valley | 25 | SVI | |
| 1931 | Friday, October 9, 1931 | Hanna | 0 | Green River | 40 | GRS | |
| 1931 | Friday, October 9, 1931 | Powell | 13 | Basin | 0 | WST/PT | |
| 1931 | Friday, October 9, 1931 | Sunrise | 12 | Lingle | 0 | PCR | |
| 1931 | Friday, October 9, 1931 | Torrington | 0 | Morrill (NE) | 7 | TT | |
| 1931 | Friday, October 9, 1931 | Newcastle | 7 | Sundance | 25 | NNL | |
| 1931 | Saturday, October 10, 1931 | Billings (MT) | 33 | Sheridan | 0 | CTH/SP | |
| 1931 | Saturday, October 10, 1931 | Lovell | 6 | Cowley | 0 | WST/SP/LC | |
| 1931 | Saturday, October 10, 1931 | Superior | 0 | Kemmerer | 33 | WST/RSR | |
| 1931 | Saturday, October 10, 1931 | Lead (SD) | Campbell County | canceled | GNR | ||
| 1931 | Tuesday, October 13, 1931 | Rawlins | 13 | Rock Springs | 6 | CTH | |
| 1931 | Tuesday, October 13, 1931 | Lusk | 32 | Manville | 14 | LH | |
| 1931 | Friday, October 16, 1931 | Lusk | 0 | Sunrise | 20 | CTH | |
| 1931 | Friday, October 16, 1931 | Rock Springs | 7 | Superior | 6 | CTH/RSR | |
| 1931 | Friday, October 16, 1931 | Laramie | 7 | Natrona | 27 | CTH | |
| 1931 | Friday, October 16, 1931 | Thermopolis | 32 | Lovell | 0 | CTH/WST/LC | |
| 1931 | Friday, October 16, 1931 | Worland | 0 | Cody | 21 | CTH/WST | |
| 1931 | Friday, October 16, 1931 | Lingle | 0 | Wheatland | 6 | CTH/SP/PCR | |
| 1931 | Friday, October 16, 1931 | Manville | 6 | Douglas JV | 7 | CTH/SP/DE | |
| 1931 | Friday, October 16, 1931 | Lead (SD) | 0 | Newcastle | 33 | CTH/SP/NNL | |
| 1931 | Friday, October 16, 1931 | Sundance | 19 | Campbell County | 0 | CTH/SP | |
| 1931 | Friday, October 16, 1931 | Star Valley | 0 | Jackson | 12 | SVI | |
| 1931 | Friday, October 16, 1931 | Cowley | 32 | Basin | 0 | CP | |
| 1931 | Friday, October 16, 1931 | Lander | 39 | Riverton | 0 | CTH/SP/RRV | |
| 1931 | Friday, October 16, 1931 | Guernsey | 0 | Torrington | 51 | TT/SDSH | |
| 1931 | Saturday, October 17, 1931 | Rawlins | 7 | Cheyenne Central | 46 | CTH/WST | |
| 1931 | Saturday, October 17, 1931 | Kemmerer | 0 | Green River | 0 | tie | CTH/KG |
| 1931 | Saturday, October 17, 1931 | Evanston | 12 | Rock Springs | 25 | CTH/RSR | |
| 1931 | Saturday, October 17, 1931 | Gebo | Greybull | not played | GS | ||
| 1931 | Saturday, October 17, 1931 | Gebo | 0 | Thermopolis third team | 33 | TIR | |
| 1931 | Wednesday, October 21, 1931 | Lusk | 0 | Wheatland | 20 | PCR/WT | |
| 1931 | Friday, October 23, 1931 | Rock Springs | 7 | Laramie | 12 | CTH/WST | |
| 1931 | Friday, October 23, 1931 | Cheyenne Central | 19 | Douglas | 0 | CTH | |
| 1931 | Friday, October 23, 1931 | Thermopolis | 13 | Greybull | 0 | WST/GS | |
| 1931 | Friday, October 23, 1931 | Lovell | 0 | Cody | 26 | WST/SP/LC | |
| 1931 | Friday, October 23, 1931 | Cowley | 7 | Lander | 39 | WST/SP/CP | |
| 1931 | Friday, October 23, 1931 | Campbell County | 0 | Buffalo | 69 | WST/SP | |
| 1931 | Friday, October 23, 1931 | Rawlins | 0 | Green River | 33 | SP/GRS | |
| 1931 | Friday, October 23, 1931 | Driggs (ID) | 0 | Jackson | 0 | tie | JHC |
| 1931 | Friday, October 23, 1931 | Basin | 0 | Powell | 12 | PT/BRR | |
| 1931 | Friday, October 23, 1931 | Worland | 7 | Riverton | 9 | WST/RRV | |
| 1931 | Friday, October 23, 1931 | Scottsbluff (NE) | 14 | Torrington | 7 | TT | |
| 1931 | Friday, October 23, 1931 | Sundance | 19 | Newcastle | 6 | WST/SP/NNL | |
| 1931 | Saturday, October 24, 1931 | Sheridan | 25 | Natrona | 6 | CTH | |
| 1931 | Saturday, October 24, 1931 | Cowley | Gebo | not played | CP | ||
| 1931 | Saturday, October 24, 1931 | Sunrise | Guernsey | not played | GG | ||
| 1931 | Saturday, October 24, 1931 | Superior | Hanna | ||||
| 1931 | Saturday, October 24, 1931 | Kemmerer | 0 | Star Valley | 6 | SVI | |
| 1931 | Saturday, October 24, 1931 | Rock Springs | 0 | Evanston | 12 | WYT | |
| 1931 | 10/26/26 to 11/3/1931 | Lingle | 0 | Sunrise | 58 | date unknown | GG |
| 1931 | Friday, October 30, 1931 | Lusk | 27 | Lingle | 0 | CTH/LH | |
| 1931 | Friday, October 30, 1931 | Douglas | 0 | Wheatland | 0 | tie | CTH/SP |
| 1931 | Friday, October 30, 1931 | Green River | 0 | Kemmerer | 7 | CTH | |
| 1931 | Friday, October 30, 1931 | Basin | 0 | Lovell | 20 | WST/LC | |
| 1931 | Friday, October 30, 1931 | Laramie | 0 | Torrington | 6 | SP/LRB | |
| 1931 | Friday, October 30, 1931 | Greybull | 6 | Worland | 7 | SP/WG | |
| 1931 | Friday, October 30, 1931 | Star Valley | 7 | Paris (ID) | 6 | SVI | |
| 1931 | Friday, October 30, 1931 | Powell | 0 | Cowley | 26 | PT | |
| 1931 | Friday, October 30, 1931 | Riverton JV | 6 | Shoshoni | 7 | location unknown | RRV |
| 1931 | Friday, October 30, 1931 | Guernsey | 13 | Manville | 0 | location unknown | LH |
| 1931 | Friday, October 30, 1931 | Campbell County | 0 | Sundance | 14 | ST | |
| 1931 | Friday, October 30, 1931 | Edgemont (SD) | 25 | Newcastle | 0 | NNL | |
| 1931 | Saturday, October 31, 1931 | Superior | 12 | Rock Springs | 31 | CTH/SP/RSR | |
| 1931 | Saturday, October 31, 1931 | Natrona | 0 | Cheyenne Central | 25 | CTH | |
| 1931 | Saturday, October 31, 1931 | Gebo | Riverton | canceled | WST/RRV | ||
| 1931 | Saturday, October 31, 1931 | Crawford (NE) | 0 | Sheridan | 20 | SP | |
| 1931 | Saturday, October 31, 1931 | Gebo | 6 | Lander | 42 | SP/LRB | |
| 1931 | Saturday, October 31, 1931 | Cody | 7 | Thermopolis | 5 | CTH/WST/CE | |
| 1931 | Saturday, October 31, 1931 | Hanna | 15 | Laramie JV | 0 | SP/RREP | |
| 1931 | Tuesday, November 3, 1931 | Douglas JV | 8 | Manville | 12 | DE/LH | |
| 1931 | Thursday, November 5, 1931 | Rock Springs | 14 | Kemmerer | 41 | CTH/WST/RSR | |
| 1931 | Thursday, November 5, 1931 | Douglas | 6 | Sunrise | 14 | CTH/WST | |
| 1931 | Thursday, November 5, 1931 | Superior | 0 | Green River | 19 | SP/RSR | |
| 1931 | Friday, November 6, 1931 | Thermopolis | Gebo | canceled | WST/TIR | ||
| 1931 | Friday, November 6, 1931 | Lovell | 6 | Greybull | 0 | OT | WST/LC |
| 1931 | Friday, November 6, 1931 | Laramie | 6 | Rawlins | 0 | WST/SP/RREP | |
| 1931 | Friday, November 6, 1931 | Cody | 27 | Powell | 6 | CE | |
| 1931 | Friday, November 6, 1931 | Sundance | Vale (SD) | canceled | ST | ||
| 1931 | Friday, November 6, 1931 | Harrison (NE) | 27 | Manville | 7 | LH/HAS | |
| 1931 | Wednesday, November 11, 1931 | Guernsey | 9 | Lusk | 32 | CTH/PCR/LH | |
| 1931 | Wednesday, November 11, 1931 | Rock Springs | 0 | Green River | 12 | CTH/RSR | |
| 1931 | Wednesday, November 11, 1931 | Douglas | 0 | Natrona | 19 | CTH | |
| 1931 | Wednesday, November 11, 1931 | Laramie | 0 | Cheyenne Central | 25 | CTH | |
| 1931 | Wednesday, November 11, 1931 | Buffalo | 15 | Sheridan | 26 | CTH/BB | |
| 1931 | Wednesday, November 11, 1931 | Kemmerer | 13 | Superior | 0 | CTH/WST | |
| 1931 | Wednesday, November 11, 1931 | Worland | 2 | Thermopolis | 12 | CTH/WST | |
| 1931 | Wednesday, November 11, 1931 | Riverton | 0 | Lander | 27 | CTH/RRV | |
| 1931 | Wednesday, November 11, 1931 | Greybull | Basin | canceled | WST/WG | ||
| 1931 | Wednesday, November 11, 1931 | Cowley | 13 | Lovell | 7 | WST/CP | |
| 1931 | Wednesday, November 11, 1931 | Evanston | 0 | Morgan (UT) | 42 | WYT | |
| 1931 | Wednesday, November 11, 1931 | Cody | 33 | Powell | 0 | CTH/CE | |
| 1931 | Wednesday, November 11, 1931 | Hanna | 0 | Rawlins | 7 | RREP | |
| 1931 | Wednesday, November 11, 1931 | Wheatland | 6 | Torrington | 7 | TT | |
| 1931 | Wednesday, November 11, 1931 | Newcastle | 6 | Campbell County | 6 | tie | CTH/NNL |
| 1931 | Friday, November 13, 1931 | Valley | 6 | Powell | 7 | CE/PT | |
| 1931 | Monday, November 16, 1931 | Cowley | Basin | canceled | WST/BRR | ||
| 1931 | Monday, November 16, 1931 | Valley | Greybull | ||||
| 1931 | Friday, November 20, 1931 | Torrington | 13 | Lusk | 0 | CTH/TT | |
| 1931 | Friday, November 20, 1931 | Cheyenne Central | 26 | Kemmerer | 7 | State SF | CTH |
| 1931 | Saturday, November 21, 1931 | Rawlins | Natrona | canceled | CTH | ||
| 1931 | Saturday, November 21, 1931 | Thermopolis | 0 | Sheridan | 7 | State SF | CTH |
| 1931 | Saturday, November 21, 1931 | Lander | Natrona | canceled-weather | CTH/WSJ | ||
| 1931 | Saturday, November 21, 1931 | Valley | 7 | Cody | 19 | CE | |
| 1931 | Saturday, November 21, 1931 | Cowley | Powell | canceled-weather | PT | ||
| 1931 | Thursday, November 26, 1931 | Buffalo | 18 | Natrona | 6 | CTH | |
| 1931 | Thursday, November 26, 1931 | Sheridan | 13 | Cheyenne Central | 9 | State Championship | CTH |
| 1931 | Thursday, November 26, 1931 | Torrington | 0 | Mitchell (NE) | 6 | TT | |
| Season | Date | Away Team | Away Score | Home Team | Home Score | Notes | Source |