Everything below comes straight from the federal record (USGS MRDS) — every documented gold occurrence, prospect and producer in Colorado, mapped and readable for free. Not the famous names retold: the actual filed records, including the quiet ground between the famous districts.
Open the live Colorado gold map → Get a free spot report
Principal recorded commodities: Gold (4,338) · Sand and Gravel, Construction (2,648) · Silver (2,125) · Uranium (1,863) · Uranium, Vanadium (1,254) · Vanadium (905).
The counties with the most recorded gold occurrences — each links into the live map of that ground (claims, creeks, roads and geology on):
| County | Gold records | Producers |
|---|---|---|
| Clear Creek County | 953 | 932 |
| Boulder County | 544 | 349 |
| Teller County | 519 | 498 |
| Gilpin County | 266 | 248 |
| San Miguel County | 225 | 149 |
| Summit County | 206 | 143 |
| Gunnison County | 195 | 101 |
| Chaffee County | 160 | 135 |
| La Plata County | 145 | 127 |
| Park County | 141 | 96 |
Sites the federal record lists with medium or large production — proven ground worth a careful, legal look at the country around it:
| Site | County | Status | Recorded size |
|---|---|---|---|
| Bachelor Mine | Ouray | Past Producer | Large |
| Cooley Gravel Co. Pits | Adams | Past Producer | Large |
| Hellena - Ibex Extension | Lake | Producer | Large |
| Bismark Pelican | Clear Creek | Producer | Medium |
| Carter-Raymond project | Gunnison | Past Producer | Medium |
The free map shows every dot above. The $5 spot report reads one spot in depth — gold sources, drainage, geology, access and an expert read — and includes a 7-day pass to every member layer. No account needed.