San Juan County, Colorado property search
Search an address or an owner in San Juan County, Colorado with the box at the top of the map, or tap a lot, for its owner, lines and acreage. 2,781 lots are mapped here, covering 26,223 acres. 804 of them are held by institutions rather than by individuals.
997 acres of agricultural land here are disclosed as foreign-held, the most by owners from Mexico.
- 2,781
- Lots mapped
- 26,223
- Acres
- 804
- Institutional
Largest landowners in San Juan County
Largest landowners by acreage in San Juan County, Colorado| Owner | Parcels | Acres |
|---|
| SAN JUAN COUNTY | 63 | 1,306 |
|---|
| MOUNTAINAIRE HOLDINGS LLC | 19 | 875 |
|---|
| ASARCO MULTI-STATE CUST TRUST | 9 | 632 |
|---|
| GREENFIELD ENVIRONMENTAL MULTISTATE TRUST LLC | 11 | 632 |
|---|
| HD2 SILVERTON MOUNTAIN LLC | 41 | 573 |
|---|
| TACTICAL STRATEGIES LLC | 22 | 519 |
|---|
| SULTAN MOUNTAIN LLC | 8 | 473 |
|---|
| STONE SILVER CORP | 4 | 472 |
|---|
| SALEM MINERALS INC | 36 | 433 |
|---|
| HOUGHTON LAND PRESERVATION LLC | 18 | 394 |
|---|
Companies, trusts and public agencies, ranked by acres held under the name on the assessor's file. Private individuals are not ranked. Largest landowners in Colorado
Foreign-held farmland in San Juan County
- 997
- Acres disclosed
- 1
- Holdings
Foreign-held agricultural land by country in San Juan County, Colorado, 2024| Country | Acres |
|---|
| Mexico | 997 |
|---|
Largest disclosed holders
Largest foreign holders of agricultural land in San Juan County, Colorado| Holder (country) | Acres |
|---|
| ASARCO, INC. (MEXICO) | 997 |
|---|
USDA Agricultural Foreign Investment Disclosure Act filings, holdings at the end of 2024. Only disclosed interests are counted. See foreign-owned farmland by county
Conservation and the power grid
- 4
- Substations
- 115 kV
- Highest voltage
Conservation Reserve Program acres under contract (USDA FSA). Substations in service, from a public copy of the federal HIFLD layer.
Find out who owns a property in San Juan County by address, free, or work out a lot's acreage.
This copy of San Juan County's records was taken on August 12, 2026. Assessment records, not a survey.