Lake County, South Dakota property search
Search an address or an owner in Lake County, South Dakota with the box at the top of the map, or tap a lot, for its owner, lines and acreage. 10,695 lots are mapped here, covering 349,010 acres. 1,851 of them are held by institutions rather than by individuals.
Farmers and landowners in Lake County received $13.5 million in federal farm program payments in 2025, paid to 635 recipients. 107 acres of agricultural land here are disclosed as foreign-held, the most by owners from United Kingdom. Crop insurance paid $5.9 million in claims for the 2024 crop year.
- 10,695
- Lots mapped
- 349,010
- Acres
- 1,851
- Institutional
Largest landowners in Lake County
Largest landowners by acreage in Lake County, South Dakota| Owner | Parcels | Acres |
|---|
| HYLAND FAMILY FARM LLC | 28 | 3,852 |
|---|
| STATE OF SOUTH DAKOTA | 45 | 3,781 |
|---|
| TERWILLIGER & SONS INC | 23 | 1,641 |
|---|
| MERGEN LLC | 16 | 1,492 |
|---|
| ORLAND HUTTERIAN BRETHREN INC | 4 | 1,117 |
|---|
| MORSE FAMILY FARMLAND LLC | 10 | 1,111 |
|---|
| LF LAND, LLP | 9 | 1,091 |
|---|
| TWEET FARMS LLC | 9 | 1,090 |
|---|
| G & S FARMS INC | 9 | 1,069 |
|---|
| J&K FARM PROPERTIES LLC | 11 | 1,061 |
|---|
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 South Dakota
Federal farm payments in Lake County
- $13.5M
- Paid in 2025
- 635
- Recipients
Federal farm program payments by program in Lake County, South Dakota, 2025| Program | Paid |
|---|
| Emergency Commodity Assistance Program | $8.4M |
|---|
| Supplemental Disaster Relief Non-Spec Crops | $3.4M |
|---|
| CRP Payment - Annual Rental | $1.3M |
|---|
| Emergency Grain Storage Facility Asstnce | $161K |
|---|
| Marketing Assistance for Specialty Crops | $71K |
|---|
| Emergency Livestock Relief Program 2023-24 | $71K |
|---|
USDA Farm Service Agency payment files, 2025. Compare farm subsidies by county
Foreign-held farmland in Lake County
- 107
- Acres disclosed
- 1
- Holdings
Foreign-held agricultural land by country in Lake County, South Dakota, 2024| Country | Acres |
|---|
| United Kingdom | 107 |
|---|
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 Lake County
- 1,144
- Policies
- 257,929
- Insured acres
- $5.9M
- Claims paid
- 0.52
- Loss ratio
Crop insurance claims by crop in Lake County, South Dakota, 2024| Crop | Claims |
|---|
| Soybeans | $4.5M |
|---|
| Corn | $898K |
|---|
| Pasture,Rangeland,Forage | $420K |
|---|
| Wheat | $40K |
|---|
| Forage Seeding | $33K |
|---|
USDA Risk Management Agency Summary of Business, 2024 crop year.
Conservation and the power grid
- 7,302
- CRP acres, 2025
- 16
- Substations
- 69 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 Lake County by address, free, or work out a lot's acreage.
This copy of Lake County's records was taken on August 12, 2026. Assessment records, not a survey.