Carter County, Montana property search
Search an address or an owner in Carter County, Montana with the box at the top of the map, or tap a lot, for its owner, lines and acreage. 7,997 lots are mapped here, covering 2,131,400 acres. 2,682 of them are held by institutions rather than by individuals.
Farmers and landowners in Carter County received $14.3 million in federal farm program payments in 2025, paid to 206 recipients. 20,525 acres of agricultural land here are disclosed as foreign-held, the most by owners from Canada. Crop insurance paid $6.7 million in claims for the 2024 crop year.
- 7,997
- Lots mapped
- 2,131,400
- Acres
- 2,682
- Institutional
Land use in Carter County
Parcels and acreage by land use in Carter County, Montana| Land use | Parcels | Acres |
|---|
| Vacant Land | 4,692 | 1,190,556 |
|---|
| Exempt Property | 2,362 | 740,218 |
|---|
| Improved Property | 905 | 199,689 |
|---|
| CN - Centrally Assessed Non-Valued Property | 10 | 24 |
|---|
| Mobile/RV Parks | 4 | 37 |
|---|
| Apartment | 1 | 1 |
|---|
| CA - Centrally Assessed | 1 | 5 |
|---|
| On Leased Land | 1 | 643 |
|---|
| Partial Exempt Property | 1 | 4 |
|---|
Largest landowners in Carter County
Largest landowners by acreage in Carter County, Montana| Owner | Parcels | Acres |
|---|
| STATE OF MONTANA | 280 | 143,916 |
|---|
| FARMLAND RESERVE INC | 49 | 24,981 |
|---|
| THOMAS RANCH INC | 102 | 23,687 |
|---|
| CASTLEBERRY INC | 47 | 16,224 |
|---|
| ARLEDGE JOE WHEELER III LLC ET AL | 41 | 15,733 |
|---|
| COURTNEY RANCH INC | 44 | 15,269 |
|---|
| RINGLING RANCH LTD PARTNERSHIP | 35 | 14,715 |
|---|
| KEITH RANCH COMPANY | 43 | 14,316 |
|---|
| COCHRAN GRAZING ASSOCIATION | 43 | 13,182 |
|---|
| O'CONNOR RANCH LANDS LLC | 56 | 12,904 |
|---|
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 Montana
Federal farm payments in Carter County
- $14.3M
- Paid in 2025
- 206
- Recipients
Federal farm program payments by program in Carter County, Montana, 2025| Program | Paid |
|---|
| Livestock Forage Program | $4.3M |
|---|
| Non-Insured Assistance Program | $2.9M |
|---|
| Emergency Livestock Relief Program 2023-24 | $2.2M |
|---|
| Supplemental Disaster Relief Non-Spec Crops | $1.8M |
|---|
| Emergency Commodity Assistance Program | $1.2M |
|---|
| Emergency Assist Livestock Bees Fish ELAP | $1.2M |
|---|
USDA Farm Service Agency payment files, 2025. Compare farm subsidies by county
Foreign-held farmland in Carter County
- 20,525
- Acres disclosed
- 12
- Holdings
Foreign-held agricultural land by country in Carter County, Montana, 2024| Country | Acres |
|---|
| Canada | 15,025 |
|---|
| United Kingdom | 5,500 |
|---|
Largest disclosed holders
Largest foreign holders of agricultural land in Carter County, Montana| Holder (country) | Acres |
|---|
| INVENERGY WIND DEVELOPMENT LLC (CANADA) | 15,025 |
|---|
| ZINC AND IRON RECYCLING OF OHIO (UNITED KINGDOM) | 5,500 |
|---|
USDA Agricultural Foreign Investment Disclosure Act filings, holdings at the end of 2024. Only disclosed interests are counted. See foreign-owned farmland by county
Crop insurance in Carter County
- 130
- Policies
- 260,433
- Insured acres
- $6.7M
- Claims paid
- 2.42
- Loss ratio
Crop insurance claims by crop in Carter County, Montana, 2024| Crop | Claims |
|---|
| Forage Production | $3.2M |
|---|
| Wheat | $2.3M |
|---|
| Pasture,Rangeland,Forage | $825K |
|---|
| All Other Crops | $147K |
|---|
| Dry Peas | $84K |
|---|
USDA Risk Management Agency Summary of Business, 2024 crop year.
Conservation and the power grid
- 4,339
- CRP acres, 2025
- 6
- 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 Carter County by address, free, or work out a lot's acreage.
Carter County last published these records on August 4, 2026. Assessment records, not a survey.