Lamar County
Lamar County has lower-than-average household income, with a median household income of $70,909. The county has grown rapidly, with population up 68% since 2000. Median home value has more than doubled since 2000, reaching $224,700. It sits in the top 10% of US counties for household income. Households here earn about 26% more than the Mississippi median.
Population & growth
PEP 2025 EST:67,403 residents (Census Bureau Vintage 2025, released March 2026)
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+ 24 more ancestry groups with data
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How many people live in Lamar County, Mississippi?
Lamar County, Mississippi has about 65,713 residents according to the 2024 American Community Survey.
What is the median household income in Lamar County, Mississippi?
The typical household in Lamar County, Mississippi earns about $70,909 a year. Half of households make more than that, and half make less.
Is Lamar County, Mississippi expensive?
In Lamar County, Mississippi, the median home is worth about $224,700, and the typical rent is about $1,126 a month.
How educated are people in Lamar County, Mississippi?
About 34.5% of adults age 25 and over in Lamar County, Mississippi hold a bachelor's degree or higher.
What is the poverty rate in Lamar County, Mississippi?
About 14.7% of people in Lamar County, Mississippi live below the federal poverty line.
Has Lamar County, Mississippi grown since 1990?
Yes, Lamar County, Mississippi has grown since 1990. The population has added about 35,289 residents, a change of about 116 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024