Walworth County, South Dakota property search
Search an address or an owner in Walworth County, South Dakota with the box at the top of the map, or tap a lot, for its owner, lines and acreage. 7,670 lots are mapped here, covering 452,332 acres.
Farmers and landowners in Walworth County received $10.7 million in federal farm program payments in 2025, paid to 345 recipients. 1,159 acres of agricultural land here are disclosed as foreign-held, the most by owners from Canada. Crop insurance paid $3.1 million in claims for the 2024 crop year.
- 7,670
- Lots mapped
- 452,332
- Acres
Federal farm payments in Walworth County
- $10.7M
- Paid in 2025
- 345
- Recipients
Federal farm program payments by program in Walworth County, South Dakota, 2025| Program | Paid |
|---|
| Emergency Commodity Assistance Program | $6.3M |
|---|
| CRP Payment - Annual Rental | $2.7M |
|---|
| Supplemental Disaster Relief Non-Spec Crops | $1.2M |
|---|
| Agricultural Risk Coverage Program - County | $389K |
|---|
| Grasslands Reserve Program | $24K |
|---|
| CRP - Continuous Pip | $24K |
|---|
USDA Farm Service Agency payment files, 2025. Compare farm subsidies by county
Foreign-held farmland in Walworth County
- 1,159
- Acres disclosed
- 5
- Holdings
Foreign-held agricultural land by country in Walworth County, South Dakota, 2024| Country | Acres |
|---|
| Canada | 713 |
|---|
| Italy | 446 |
|---|
Largest disclosed holders
Largest foreign holders of agricultural land in Walworth County, South Dakota| Holder (country) | Acres |
|---|
| Rustler Wind Project, LLC (ITALY) | 446 |
|---|
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 Walworth County
- 605
- Policies
- 290,721
- Insured acres
- $3.1M
- Claims paid
- 0.25
- Loss ratio
Crop insurance claims by crop in Walworth County, South Dakota, 2024| Crop | Claims |
|---|
| Soybeans | $1.3M |
|---|
| Pasture,Rangeland,Forage | $1.2M |
|---|
| Corn | $365K |
|---|
| Wheat | $110K |
|---|
| Sunflowers | $56K |
|---|
USDA Risk Management Agency Summary of Business, 2024 crop year.
Conservation and the power grid
- 55,394
- CRP acres, 2025
- 2
- Substations
- 230 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 Walworth County by address, free, or work out a lot's acreage.
This copy of Walworth County's records was taken on August 12, 2026. Assessment records, not a survey.