Total Population in St. Mary Parish, LA
ACS 2024 5-Year Estimates
47,828
Rank #1,044/3,222 · #23 in LA
68th
St. Mary 47,828
LA 4,611,961 -99.0%
US 330M
Total Population Trend
Rankings →Percentile Rank Over Time
Year-over-Year Population Change
National Distribution
How St. Mary Parish's total population of 47,828 compares to all 3,222 U.S. counties. Values range from 33 to 9,808,667.
Distribution of Total Population Across All Counties
Ranking Context
Counties ranked closest to St. Mary Parish for total population.
Nearby Rankings
Full ranking →| #1,041 | Shelby County, OH | 47,929 |
| #1,042 | Boyd County, KY | 47,911 |
| #1,043 | Tioga County, NY | 47,864 |
| #1,044 | St. Mary Parish, LA | 47,828 |
| #1,045 | Habersham County, GA | 47,793 |
| #1,046 | Val Verde County, TX | 47,741 |
| #1,047 | Monroe County, TN | 47,695 |
About Total Population
St. Mary Parish, Louisiana has a total population of 47,828, ranking #1,044 of 3,222 counties nationwide — 100.0% below the national value of 330M. Within Louisiana, it ranks #23 of 64. This places it in the 68th percentile nationally.
Total population count from the American Community Survey. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.