Market insights · Louisiana
St. James Parish, LA: growth, migration and housing
St. James Parish has 18,938 residents, down 5.9% since 2020 (-0.9% in the last year). In 2022–2023, 358 households moved in and 465 moved out (-107 net), while a net $5.7M of income left. Median household income is $65,531, the median home $211,800 and median rent $903 a month.
In Louisiana: 55th of 64 counties for 5-year population growth · 53rd of 64 counties for net in-migration (per resident) · 17th of 64 counties for median household income · 16th of 64 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to St. James Parish, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| St. John the Baptist Parish, LA | 81 | $3.0M |
| Ascension Parish, LA | 76 | $3.3M |
| East Baton Rouge Parish, LA | 38 | $1.1M |
| Lafourche Parish, LA | 29 | $2.7M |
| Jefferson Parish, LA | 21 | $0.7M |
Where leavers went
Top counties by households leaving St. James Parish, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Ascension Parish, LA | 162 | $7.6M |
| St. John the Baptist Parish, LA | 56 | $2.0M |
| East Baton Rouge Parish, LA | 39 | $1.4M |
| Lafourche Parish, LA | 32 | $1.5M |
BizyFi in St. James Parish
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Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.