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Warren County, Missouri property search

Search an address or an owner in Warren County, Missouri with the box at the top of the map, or tap a lot, for its owner, lines and acreage. 27,215 lots are mapped here, covering 272,121 acres. 5,256 of them are held by institutions rather than by individuals.

Farmers and landowners in Warren County received $632,000 in federal farm program payments in 2025, paid to 101 recipients. 4,218 acres of agricultural land here are disclosed as foreign-held, the most by owners from Canada. Crop insurance paid $1.4 million in claims for the 2024 crop year.

27,215
Lots mapped
272,121
Acres
5,256
Institutional

Land use in Warren County

Parcels and acreage by land use in Warren County, Missouri
Land useParcelsAcres
Residential18,77254,489
Ag Land3,690117,921
Ag Dwelling2,64972,504
Commercial1,00211,251
Exempt89314,342
Other40219

Largest landowners in Warren County

Largest landowners by acreage in Warren County, Missouri
OwnerParcelsAcres
MO CONSERVATION COMMISSION155,015
SPOON HOLLOW RESERVE FOUNDATION81,407
MEREMONTE LLC131,330
INNSBROOK CORP421,113
FLOATING ACRES RANCH INC51,008
SCHNEIDER BROTHERS PARTNERSHIP LLP15880
HOWARD BRANCH LLC9823
CONSERVATION COMMISSION2822
REQUAT FAMILY FARMS LP13817
WILMER & JOSIE ERFLING PROPERTIES LLC12806

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 Missouri

Federal farm payments in Warren County

$632K
Paid in 2025
101
Recipients
Federal farm program payments by program in Warren County, Missouri, 2025
ProgramPaid
Emergency Commodity Assistance Program$248K
Supplemental Disaster Relief Non-Spec Crops$133K
Marketing Assistance for Specialty Crops$102K
Emergency Livestock Relief Program 2023-24$71K
Agricultural Risk Coverage Program - County$47K
Agricultural Risk Coverage - Individual$17K

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

Foreign-held farmland in Warren County

4,218
Acres disclosed
29
Holdings
Foreign-held agricultural land by country in Warren County, Missouri, 2024
CountryAcres
Canada4,155
Germany63

Largest disclosed holders

Largest foreign holders of agricultural land in Warren County, Missouri
Holder (country)Acres
Invenergy Solar Project Development, LLC (CANADA)4,155
ALDI, INC. (GERMANY)63

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 Warren County

425
Policies
45,808
Insured acres
$1.4M
Claims paid
0.64
Loss ratio
Crop insurance claims by crop in Warren County, Missouri, 2024
CropClaims
Soybeans$1.2M
Corn$198K
Wheat$8K
Grain Sorghum$3K
All Other Crops$39

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

Conservation and the power grid

396
CRP acres, 2025
9
Substations
161 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 Warren County by address, free, or work out a lot's acreage.

Nearby counties in Missouri

  • Lincoln County33,084
  • Franklin County71,918
  • Gasconade County15,027
  • St. Charles County165,548
  • Callaway County26,580
  • Pike County13,941
  • St. Louis County401,425
  • Osage County11,657

All Missouri counties

This copy of Warren County's records was taken on August 12, 2026. Assessment records, not a survey.