St. Mary Parish, Louisiana
What we have for St. Mary Parish today, and what is coming.
Basics
- County code (FIPS): 22101
- Land area: 559 square miles
- Population: 49,406
Federal money spent here
Fiscal year 2026: $575.7 million in federal contracts, grants, loans and other awards for work done in St. Mary Parish.
Who represents St. Mary Parish
U.S. Senate (whole state): Bill Cassidy (Republican), John Kennedy (Republican).
U.S. House districts that include part of this county
| District | Member | Share of county land |
|---|---|---|
| Congressional District 3 | Clay Higgins (Republican) | 100% |
State senate districts
| District | Member | Share of county land |
|---|---|---|
| State Senate District 21 | Robert Allain (Republican) | 100% |
State house / assembly districts
| District | Member | Share of county land |
|---|---|---|
| State House District 50 | Vinney St. Blanc (Republican) | 94.3% |
| State House District 51 | Beryl Amedée (Republican) | 5.7% |
Matched by district number using the U.S. Census Bureau 2020 county–district relationship files (land area overlap; districts may have been redrawn since). Your exact district depends on your address: U.S. House · state legislators.
County government
Find the official county website and contacts in the USA.gov local government directory or the National Association of Counties explorer.
Sources: U.S. Census Bureau Gazetteer (county list, public domain); USAspending.gov (U.S. Treasury). Built 2026-11-03 15:28.