Population
67,403
2025
+4.7% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
Lamar County, MS: population growth, jobs and income
Lamar County gained 489 residents between 2024 and 2025 (+0.7%).
Lamar County had an estimated 67,403 residents in 2025, up 4.7% (3,012 more people) since 2020. That is faster than Mississippi as a whole (−0.1%), and the 7th fastest growth of 82 counties in Mississippi.
Data as of 2025 · updated
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In the Lamar County report
One-time $99 PDF: everything on this page for Lamar County, ranked against Mississippi and the U.S., plus these figures that are not on the free page:
- Median gross rent$1,126/mo2020–24
- Vacant homes, incl. seasonal and second homes8.3%2020–24
- New homes permitted, last 12 months272025-10/2026-09
- 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
+173
2025
2.6 per 1,000 residents
+1,625 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
3.3%
2025
−1.3 pts since 2019
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics, 2025. Annual average unemployment rate.
New homes permitted
44
2025
+46.7% since 2021
0.7 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
$70,909
2020–24
+15.0% 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
19,611
2023
+4.5% 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 added 173 people in 2025: more people moved in from other U.S. counties than moved out.
Private employers had 19,611 paid employees in mid-March 2023, +4.5% since 2018 (County Business Patterns).
Unemployment averaged 3.3% in 2025, 1.3 points lower than in 2019 (before the pandemic).
Builders were authorized to start 44 new homes in 2025, or 0.7 per 1,000 residents.
Median household income was $70,909 in the 2020–24 American Community Survey, +15.0% since 2016–20.
Across the 3,107 U.S. counties with a comparable estimate, its population growth ranks 671st.
Part of the Hattiesburg, MS metro area.
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Email me when Lamar County gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Lamar County population by year
| Year | Population | Change |
|---|---|---|
| 2025 | 67,403 | +489 |
| 2024 | 66,914 | +697 |
| 2023 | 66,217 | +405 |
| 2022 | 65,812 | +373 |
| 2021 | 65,439 | +1,048 |
| 2020 | 64,391 | – |
Census Bureau population estimates, July 1 of each year.
What drove the change in Lamar County
Lamar County grew by 3,012 people since 2020; the largest part came from domestic migration (+1,625).
| Component | 2025 | 2020–25 | Share |
|---|---|---|---|
| Natural changebirths minus deaths | +218 | +1,042 | |
| International migrationfrom and to other countries | +92 | +390 | |
| Domestic migrationfrom and to other U.S. counties | +173 | +1,625 | |
| Census adjustmentbalancing residual | +6 | −45 | |
| Total change | +489 | +3,012 |
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 Mississippi | Among U.S. counties |
|---|---|---|
| Population growth | 7th of 82 | 671st of 3,107 |
| Net domestic migration per 1,000 residents | 25th of 82 | 1,464th of 3,108 |
| Private-sector job growth | 27th of 81 | 1,276th of 3,092 |
| Median household income | 4th of 82 | 1,121st of 3,107 |
| Lowest unemployment rate | 7th of 82 | 683rd of 3,108 |
| New homes permitted per 1,000 residents | 33rd of 78 | 2,315th 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 Lamar County, MS 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 Forrest County and Pearl River County reports too, $149 for all 3.
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Neighbouring counties
Over 2020–25, Lamar County's population change (+4.7%) was ahead of 4 of its 5 neighbouring counties and behind 1 (Pearl River County).
Its median household income ($70,909, 2020–24) is higher than in all 5 of its neighbouring counties.
| County | Population2025 | Population change2020–25 | Net domestic migration per 1,000 residents2025 | Homes permitted per 1,000 residents2025 | Median household income2020–24 |
|---|---|---|---|---|---|
| Lamar County, MS This county | 67,403 | +4.7% | 2.6 | 0.7 | $70,909 |
| Forrest County, MS | 79,034 | +1.1% | −3.6 | 0.9 | $53,640 |
| Marion County, MS | 24,001 | −1.5% | 2.0 | 0.1 | $45,110 |
| Covington County, MS | 17,898 | −2.2% | −5.3 | 0.0 | $45,051 |
| Pearl River County, MS | 59,363 | +5.6% | 6.5 | 6.5 | $58,135 |
| Jefferson Davis County, MS | 10,941 | −3.0% | −0.8 | 0.0 | $38,548 |
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 Lamar County growing?
Yes. Its population grew 4.7% between 2020 and 2025, about 3,012 more people (Census Bureau population estimates). Mississippi as a whole changed −0.1% over the same years. That ranks 7th of 82 counties in Mississippi for population growth.
How many people moved to Lamar County?
On net, about 173 people in 2025: that many more moved in from other U.S. counties than moved out (Census Bureau net domestic migration estimate).
What is the unemployment rate in Lamar County?
It averaged 3.3% in 2025 (BLS Local Area Unemployment Statistics, annual average).
What is the population of Lamar County?
About 67,403 people, according to the U.S. Census Bureau's population estimate for July 1, 2025.
How many jobs are in Lamar County?
Private employers there had 19,611 paid employees in mid-March 2023, +4.5% since 2018 (Census Bureau County Business Patterns; government jobs and the self-employed are not counted).
What Beacon CRE covers in Mississippi
Map, parcel and listing layers cover North and South Carolina only for now. This page and the other Mississippi county pages carry the public federal growth figures.
Lamar County data alerts
Email me when Lamar County 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.