US County Highpoints List
Castle has completed 11 US County Highpoints
- 9 of 64 CO Counties
- 1 of 5 HI Counties
- 1 of 77 OK Counties
| County/Equivalent |
Elevation |
Prominence |
Name |
State |
Quadrangle |
| Clear Creek & Summit | 14,275' | 2,782' | Grays Peak | CO | Grays Peak |
| Gunnison & Pitkin | 14,274' | 2,358' | Castle Peak | CO | Hayden Peak |
| El Paso | 14,109' | 5,527' | Pikes Peak | CO | Pikes Peak |
| Arapahoe | 6,218' | 11' | "Smoky Hill Ridge" | CO | Piney Creek |
| Broomfield | 5,852' | 0' | "Rocky Flats" | CO | Louisville |
| Denver | 5,685' | 0' | "Kipling and Belleview" | CO | Fort Logan |
| Adams | 5,671' | 17' | "DIA Ridge" | CO | Denver International Airport |
| Hawaii | 13,804' | 13,804' | Mauna Kea | HI | Mauna Kea |
| Cleveland | 1,375' | 10' | Cleveland County HP | OK | Mustang |
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