Population
18,938
2025
−5.9% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
St. James Parish, LA: population growth, jobs and income
St. James Parish lost 174 residents between 2024 and 2025 (−0.9%).
St. James Parish had an estimated 18,938 residents in 2025, down 5.9% (1,179 fewer people) since 2020. That is slower than Louisiana as a whole (−0.7%), and the 55th fastest growth of 64 counties in Louisiana.
Data as of 2025 · updated
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In the St. James Parish report
One-time $99 PDF: everything on this page for St. James Parish, ranked against Louisiana and the U.S., plus these figures that are not on the free page:
- Median gross rent$903/mo2020–24
- Vacant homes, incl. seasonal and second homes13.1%2020–24
- New homes permitted, last 12 months642025-10/2026-09
- Rent growth, 5 yearsIn the report
- Permits in 5+ unit buildingsIn the report
- IRS income moving in (net AGI)In the report
- Neighbouring-county comparison tableIn the report
What's inside: 5 pages
- 1 Summary, headline numbers and ranks (free preview)
- 2 Ranks and the neighbouring-county table
- 3 Migration, with IRS mover and income flows
- 4 Rent, vacant homes, permits and employers
- 5 Every source and the methods
Headline numbers
Net domestic migration
−148
2025
−7.8 per 1,000 residents
−1,079 in total, 2021–2025
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. People moving in from other U.S. counties minus people moving out.
Unemployment rate
5.0%
2025
−0.5 pts since 2019
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics, 2025. Annual average unemployment rate.
New homes permitted
64
2025
+14.3% since 2021
3.4 per 1,000 residents
Source: U.S. Census Bureau, Building Permits Survey, 2025. Housing units authorized by building permits in the year.
Median household income
$65,531
2020–24
+23.2% since 2016–20
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–24. American Community Survey 5-year estimate.
Private-sector employment
6,480
2023
−2.7% since 2018
Source: U.S. Census Bureau, County Business Patterns, 2023. Paid employees of private employers in mid-March (County Business Patterns).
What the numbers say
Net domestic migration was negative in 2025: 148 more people moved out to other U.S. counties than moved in.
Private employers had 6,480 paid employees in mid-March 2023, −2.7% since 2018 (County Business Patterns).
Unemployment averaged 5.0% in 2025, 0.5 points lower than in 2019 (before the pandemic).
Builders were authorized to start 64 new homes in 2025, or 3.4 per 1,000 residents.
Median household income was $65,531 in the 2020–24 American Community Survey, +23.2% since 2016–20.
Across the 3,107 U.S. counties with a comparable estimate, its population growth ranks 2,983rd.
Part of the New Orleans-Metairie, LA metro area.
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St. James Parish population by year
| Year | Population | Change |
|---|---|---|
| 2025 | 18,938 | −174 |
| 2024 | 19,112 | −89 |
| 2023 | 19,201 | −194 |
| 2022 | 19,395 | −403 |
| 2021 | 19,798 | −319 |
| 2020 | 20,117 | – |
Census Bureau population estimates, July 1 of each year.
What drove the change in St. James Parish
St. James Parish lost 1,179 people since 2020; the biggest drag was domestic migration (−1,079).
| Component | 2025 | 2020–25 | Share |
|---|---|---|---|
| Natural changebirths minus deaths | −43 | −155 | |
| International migrationfrom and to other countries | +18 | +50 | |
| Domestic migrationfrom and to other U.S. counties | −148 | −1,079 | |
| Census adjustmentbalancing residual | −1 | +5 | |
| Total change | −174 | −1,179 |
Census Bureau population estimates, components of change, each year July 1 to June 30. The components add up to the change in the estimate; the Census adjustment is the small balancing figure the Bureau publishes.
How it ranks
| Measure | In Louisiana | Among U.S. counties |
|---|---|---|
| Population growth | 55th of 64 | 2,983rd of 3,107 |
| Net domestic migration per 1,000 residents | 48th of 64 | 2,767th of 3,108 |
| Private-sector job growth | 40th of 64 | 2,226th of 3,092 |
| Median household income | 17th of 64 | 1,570th of 3,107 |
| Lowest unemployment rate | 42nd of 64 | 2,510th of 3,108 |
| New homes permitted per 1,000 residents | 16th of 64 | 997th of 3,005 |
1st = highest (lowest for unemployment). Counties are ranked only against others with a figure for the same period.
Get the county report — $99
The County Growth and Demographics Report for St. James Parish, LA as a PDF, from federal data: population and migration, housing and rents, permits, private employers and jobs, unemployment, ranks in the state and the country, and neighbouring counties, with a source next to every number. Pay once, no subscription.
Add 2 neighbouring counties for $50: the Ascension Parish and Lafourche Parish reports too, $149 for all 3.
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Neighbouring counties
Over 2020–25, St. James Parish's population change (−5.9%) was behind 2 of its 4 neighbouring counties (Ascension Parish and Lafourche Parish) and level with St. John the Baptist Parish and Assumption Parish.
2 of its 4 neighbouring counties had a higher median household income than St. James Parish's $65,531 (2020–24).
| County | Population2025 | Population change2020–25 | Net domestic migration per 1,000 residents2025 | Homes permitted per 1,000 residents2025 | Median household income2020–24 |
|---|---|---|---|---|---|
| St. James Parish, LA This county | 18,938 | −5.9% | −7.8 | 3.4 | $65,531 |
| Ascension Parish, LA | 135,105 | +6.4% | 0.5 | 4.7 | $91,549 |
| St. John the Baptist Parish, LA | 39,875 | −5.9% | −2.8 | 1.5 | $66,630 |
| Assumption Parish, LA | 19,720 | −5.9% | −11.5 | 1.9 | $51,423 |
| Lafourche Parish, LA | 95,505 | −2.0% | −1.7 | 3.6 | $63,135 |
Census Bureau population estimates and building permits, American Community Survey 5-year income. Rates per 1,000 residents. – means no figure, or a base too small for a change or rate (it would swing on a few people). A figure from another period shows its year and is left out of the comparison.
Questions
Is St. James Parish growing?
No. Its population fell 5.9% between 2020 and 2025, about 1,179 fewer people (Census Bureau population estimates). Louisiana as a whole changed −0.7% over the same years. That ranks 55th of 64 counties in Louisiana for population growth.
How many people moved to St. James Parish?
On net, none in 2025: about 148 more people moved out to other U.S. counties than moved in (Census Bureau net domestic migration estimate).
What is the unemployment rate in St. James Parish?
It averaged 5.0% in 2025 (BLS Local Area Unemployment Statistics, annual average).
What is the population of St. James Parish?
About 18,938 people, according to the U.S. Census Bureau's population estimate for July 1, 2025.
How many jobs are in St. James Parish?
Private employers there had 6,480 paid employees in mid-March 2023, −2.7% since 2018 (Census Bureau County Business Patterns; government jobs and the self-employed are not counted).
What Beacon CRE covers in Louisiana
Map, parcel and listing layers cover North and South Carolina only for now. This page and the other Louisiana county pages carry the public federal growth figures.
St. James Parish data alerts
Email me when St. James Parish gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Sources and method
- U.S. Census Bureau, Population Estimates Program (Vintage 2025)
- U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics
- U.S. Census Bureau, Building Permits Survey
- U.S. Census Bureau, American Community Survey 5-year estimates
- U.S. Census Bureau, County Business Patterns
Each number shows its own period. Changes compare the latest period with five years earlier (or the earliest period available). Beacon CRE last refreshed these figures on 2026-11-05. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how we compute every number. More on every layer: data sources and licences.
Jobs outside North and South Carolina use County Business Patterns (paid private-sector employees in mid-March); wages and government jobs are not included.