County · GEOID 22101
St. Mary, LA ZIP codes
9 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County St. Mary (GEOID 22101). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 59,654 (9 ZIPs).
Combined population of ZIP/ZCTAs intersecting this county. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census county ACS headline above. Methodology
ZIP/ZCTA overlap with St. Mary
Population overlap
Share of each ZIP/ZCTA’s population located within St. Mary, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting St. Mary
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 70340 | Amelia | St. Mary Parish | 123 | — |
| 70342 | Berwick | St. Mary Parish | 4,732 | $56,146 |
| 70380 | Morgan City | St. Mary Parish | 21,043 | $54,504 |
| 70392 | Patterson | St. Mary Parish | 8,158 | $49,538 |
| 70514 | Baldwin | St. Mary Parish | 1,757 | $30,761 |
| 70522 | Centerville | St. Mary Parish | 429 | $26,488 |
| 70523 | Charenton | St. Mary Parish | 444 | $61,019 |
| 70538 | Franklin | St. Mary Parish | 12,561 | $55,662 |
| 70544 | Jeanerette | Iberia Parish | 10,407 | $57,819 |