| Rank | County | Production Period | Oil Production |
|---|---|---|---|
| #2 | Adams County, CO | Sep 2025 | 1.1M BBLs |
| #3 | Arapahoe County, CO | Sep 2025 | 554.1k BBLs |
| #4 | Larimer County, CO | Sep 2025 | 258.5k BBLs |
| #5 | Rio Blanco County, CO | Sep 2025 | 247.9k BBLs |
| #6 | Broomfield County, CO | Sep 2025 | 84.3k BBLs |
| #7 | Garfield County, CO | Sep 2025 | 61.9k BBLs |
| #8 | Jackson County, CO | Sep 2025 | 61k BBLs |
| #9 | Cheyenne County, CO | Sep 2025 | 41.4k BBLs |
| #10 | Elbert County, CO | Sep 2025 | 29.5k BBLs |
| #11 | Washington County, CO | Sep 2025 | 17.8k BBLs |
| #12 | Moffat County, CO | Sep 2025 | 16.5k BBLs |
| #13 | Lincoln County, CO | Sep 2025 | 9.6k BBLs |
| Rank | County | Production Period | Gas Production |
|---|---|---|---|
| #13 | Yuma County, CO | Sep 2025 | 832.9k MCF |
| #14 | Larimer County, CO | Sep 2025 | 748.8k MCF |
| #15 | Cheyenne County, CO | Sep 2025 | 307.9k MCF |
| #16 | Gunnison County, CO | Sep 2025 | 238.7k MCF |
| #17 | Delta County, CO | Sep 2025 | 192.4k MCF |
| #18 | Huerfano County, CO | Sep 2025 | 185.7k MCF |
| #19 | Jackson County, CO | Sep 2025 | 149.4k MCF |
| #20 | Moffat County, CO | Sep 2025 | 125k MCF |
| #21 | Washington County, CO | Sep 2025 | 57.7k MCF |
| #22 | Elbert County, CO | Sep 2025 | 47.9k MCF |
| #23 | Boulder County, CO | Sep 2025 | 23k MCF |
| #24 | Kiowa County, CO | Sep 2025 | 10.8k MCF |