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Seneca County, Ohio property search

Search an address or an owner in Seneca County, Ohio with the box at the top of the map, or tap a lot, for its owner, lines and acreage. 45,892 lots are mapped here, covering 350,767 acres. 7,718 of them are held by institutions rather than by individuals.

Farmers and landowners in Seneca County received $12.7 million in federal farm program payments in 2025, paid to 1,285 recipients. 5,429 acres of agricultural land here are disclosed as foreign-held, the most by owners from Germany. Crop insurance paid $5.6 million in claims for the 2024 crop year.

45,892
Lots mapped
350,767
Acres
7,718
Institutional

Land use in Seneca County

Parcels and acreage by land use in Seneca County, Ohio
Land useParcelsAcres
510: Res-Single Family14,9792,961
511: Res-Custom Code6,0799,896
110: Agr-CAUV-Vacant Land5,220193,523
500: Res-Vacant Land4,2131,061
111: Agr-CAUV-Cash-Grain Farm1,94273,321
599: Res-Other1,188810
501: Res-Custom Code9881,369
199: Agr-CAUV-Other97441,273
520: Res-Two Family796115
640: Exm-Municipality752882
670: Exm-Private College664486
400: Com-Vacant Land617751

Largest landowners in Seneca County

Largest landowners by acreage in Seneca County, Ohio
OwnerParcelsAcres
A&T RUTHMAN LLC391,982
FARMERS TWO DAUGHTERS LLC251,189
FLOYRITA FARMLANDS LLC251,164
TRIPLE M ACRES LLC301,129
KLEINFELTER FARMS LLC251,059
CAM HILLCREST FARMS LLC221,033
EDEN ACRES INC14940
STATE OF OHIO87848
BLOC-B LLC11704
R & S SMITH FARMS LLC30664

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 Ohio

Federal farm payments in Seneca County

$12.7M
Paid in 2025
1,285
Recipients
Federal farm program payments by program in Seneca County, Ohio, 2025
ProgramPaid
Emergency Commodity Assistance Program$7.8M
Supplemental Disaster Relief Non-Spec Crops$2.3M
Agricultural Risk Coverage Program - County$1.6M
CRP Payment - Annual Rental$1.1M
Marketing Assistance for Specialty Crops$26K
CRP Cost-Share Web-Based$6K

USDA Farm Service Agency payment files, 2025. Compare farm subsidies by county

Foreign-held farmland in Seneca County

5,429
Acres disclosed
21
Holdings
Foreign-held agricultural land by country in Seneca County, Ohio, 2024
CountryAcres
Germany4,524
United Kingdom439
Italy282
Netherlands184

Largest disclosed holders

Largest foreign holders of agricultural land in Seneca County, Ohio
Holder (country)Acres
J W GREAT LAKES WIND, L.L.C. (GERMANY)2,031
JUWI WIND, LLC (GERMANY)2,031
HANSON AGGREGATES MIDWEST, LLC (GERMANY)462
Hanson Aggregates Midwest Inc. (UNITED KINGDOM)439
ROCK CREEK WIND PROJECT, L.L.C. (ITALY)282

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 Seneca County

1,490
Policies
208,150
Insured acres
$5.6M
Claims paid
0.71
Loss ratio
Crop insurance claims by crop in Seneca County, Ohio, 2024
CropClaims
Soybeans$4.1M
Corn$1.5M
Wheat$50K
All Other Crops$3K

USDA Risk Management Agency Summary of Business, 2024 crop year.

Conservation and the power grid

5,451
CRP acres, 2025
22
Substations
1
345 kV and up
345 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 Seneca County by address, free, or work out a lot's acreage.

Nearby counties in Ohio

  • Sandusky County33,412
  • Crawford County33,578
  • Wyandot County20,279
  • Huron County40,354
  • Hancock County38,740
  • Ottawa County53,750
  • Wood County73,185
  • Erie County46,797

All Ohio counties

Seneca County last published these records on July 30, 2026. Assessment records, not a survey.