| Date | Opponent | Site | Result | Attendance | Source |
|---|
| September 24 | at South Dakota State | | W 45–14 | 4,100 | [3] |
| September 30 | at BYU | | L 24–27 | 25,023 | [4] |
| October 8 | Tulsa | | L 6–20 | 14,300 | [5] |
| October 15 | at Utah State | | W 10–7 | 12,678 | [6] |
| October 22 | at Air Force | | W 41–21 | 36,030 | [7] |
| October 29 | No. 10 Wyoming | - Colorado Field
- Fort Collins, CO (rivalry)
| W 12–10 | 15,000 | [8] |
| November 5 | at New Mexico | | W 45–6 | 16,855 | [9] |
| November 12 | West Texas State | - Colorado Field
- Fort Collins, CO
| W 35–26 | 14,573 | [10] |
| November 19 | at Wichita State | | L 23–37 | 4,388 | [11] |
| November 26 | Iowa State | - Colorado Field
- Fort Collins, CO
| W 34–10 | 9,268 | [12] |
|
[13]
- ↑ "1966 Colorado State Rams Schedule and Results". SR/College Football. Sports Reference LLC. Retrieved December 21, 2020.
- ↑ "2020 Colorado State Football Media Guide" (PDF). Colorado State University. 2020. p. 186. Retrieved December 21, 2020.
- ↑ "Rams smother South Dakota State 45–14 in opener". Fort Collins Coloradoan. September 25, 1966. Retrieved November 2, 2025 – via Newspapers.com.
- ↑ "Cougars Win, 27–24, On Late Touchdown". The Ogden Standard-Examiner. October 1, 1966. p. 6 – via Newspapers.com.
- ↑ "Tulsa wins over Rams 20–6". Southwest Times Record. October 9, 1966. Retrieved November 2, 2025 – via Newspapers.com.
- ↑ "CSU hands Ags fifth loss 10–7". The Sunday Herald. October 16, 1966. Retrieved November 2, 2025 – via Newspapers.com.
- ↑ "Colorado State bombs Air Force". The Arizona Daily Star. October 23, 1966. Retrieved November 2, 2025 – via Newspapers.com.
- ↑ "Rams shock Wyoming '11'". The Sunday Oregonian. October 30, 1966. Retrieved September 15, 2024 – via Newspapers.com.
- ↑ "Colorado State tops N. Mexico". The Tampa Tribune. November 6, 1966. Retrieved September 15, 2024 – via Newspapers.com.
- ↑ "Reed-led Rams clip West Texas". The Wichita Eagle & Beacon. November 13, 1966. Retrieved November 2, 2025 – via Newspapers.com.
- ↑ "Wichita picks up 2nd victory". The Hays Daily News. November 20, 1966. Retrieved November 2, 2025 – via Newspapers.com.
- ↑ "Rams beat Cyclones 34–10 for 7–3 winning season". Fort Collins Coloradoan. November 27, 1966. Retrieved November 2, 2025 – via Newspapers.com.
- ↑ "Schedule/Results (1966 Colroado State)". NCAA Statistics. National Collegiate Athletic Association. Retrieved November 2, 2025.