St. James Parish, LA Demographics
St. James Parish, LA is the 45th most populous of 64 counties in Louisiana, with 20,192 residents across 238 square miles. That is about 85 people per square mile.
At the 2020 census
| Population | 20,192 |
|---|---|
| Land area | 238 sq mi |
| Density | 85 / sq mi |
Data: 2020 Census · American Community Survey 2024
How St. James Parish compares to the US
We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.
Central Location: St. James Parish, LA
Measured from the county's main population center using 2020 census blocks.
We're computing the drive-time and radius areas around St. James Parish, LA — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.
Census tracts in St. James Parish, LA
| Name | Population | Sq mi | Per sq mi |
|---|---|---|---|
| Census Tract 403 | 3,801 | 13.8 | 276 |
| Census Tract 407 | 3,403 | 24.9 | 136 |
| Census Tract 402 | 3,190 | 2.2 | 1,456 |
| Census Tract 401 | 3,164 | 26.1 | 121 |
| Census Tract 406 | 2,626 | 19.6 | 134 |
| Census Tract 404 | 2,075 | 65.6 | 32 |
| Census Tract 405 | 1,933 | 85.6 | 23 |
Related places
Other counties nearby
Nearest counties
Metro areas containing St. James Parish
About this page
This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.
Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.