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St. Mary Parish, Louisiana property search

Search an address or an owner in St. Mary Parish, Louisiana with the box at the top of the map, or tap a lot, for its owner, lines and acreage. 30,635 lots are mapped here, covering 1,935,766 acres. 6,721 of them are held by institutions rather than by individuals.

Farmers and landowners in St. Mary Parish received $295,000 in federal farm program payments in 2025, paid to 21 recipients. 39 acres of agricultural land here are disclosed as foreign-held, the most by owners from Canada. Crop insurance paid $8.2 million in claims for the 2024 crop year.

30,635
Lots mapped
1,935,766
Acres
6,721
Institutional

Land use in St. Mary Parish

Parcels and acreage by land use in St. Mary Parish, Louisiana
Land useParcelsAcres
REAL PROPERTY28,0721,780,084
EXEMPT1,743155,547
ADJUDICATED43544
PUBLIC SERVICE5591

Largest landowners in St. Mary Parish

Largest landowners by acreage in St. Mary Parish, Louisiana
OwnerParcelsAcres
MIAMI ALTERNATIVES LLC9151,615
JMB PARTNERSHIP LLC2534,317
BERWICK LLC2031,646
GLENCOE-VACHERIE PLANTATION LLC2422,957
STERLING SUGARS LLC6321,830
D T CAFFERY LLC2818,187
SOUTHERN OAKS HUNTING CLUB LLC98,758
SCOTT GREEN PROPERTIES LLC188,365
EMERALD LAND CORPORATION217,515
MARYLAND COMPANY II LLC THE116,862

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 Louisiana

Federal farm payments in St. Mary Parish

$295K
Paid in 2025
21
Recipients
Federal farm program payments by program in St. Mary Parish, Louisiana, 2025
ProgramPaid
Emergency Assist Livestock Bees Fish ELAP$182K
Emergency Livestock Relief Program 2023-24$49K
Emergency Commodity Assistance Program$43K
Marketing Assistance for Specialty Crops$17K
Supplemental Disaster Relief Non-Spec Crops$3K

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

Foreign-held farmland in St. Mary Parish

39
Acres disclosed
1
Holdings
Foreign-held agricultural land by country in St. Mary Parish, Louisiana, 2024
CountryAcres
Canada39

Largest disclosed holders

Largest foreign holders of agricultural land in St. Mary Parish, Louisiana
Holder (country)Acres
Diversified Lands LLC (CANADA)39

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 St. Mary Parish

79
Policies
41,458
Insured acres
$8.2M
Claims paid
2.69
Loss ratio
Crop insurance claims by crop in St. Mary Parish, Louisiana, 2024
CropClaims
Sugarcane$8.2M
Soybeans$69K

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

Conservation and the power grid

15
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 St. Mary Parish by address, free, or work out a lot's acreage.

Nearby counties in Louisiana

  • Iberia Parish42,527
  • Assumption Parish14,273
  • St. Martin Parish44,228
  • Terrebonne Parish55,554
  • Iberville Parish17,465
  • St. James Parish10,478
  • Lafayette Parish119,666
  • Ascension Parish60,076

All Louisiana counties

This copy of St. Mary Parish's records was taken on August 12, 2026. Assessment records, not a survey.