Lamar, Arkansas Demographics & Population 2026
During the 2020–2024 ACS period, Lamar, Arkansas had a total population of 1,783, the 161st largest city in Arkansas, with a median household income of $50,568, which is 17% lower than the state average. The poverty rate is 22.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Near full employment with an unemployment rate of just 1.8%.
Lamar Quick Facts
How Lamar Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 1,826 | 1,783 | -2.4% |
| Median household income | $41,579 | $50,568 | +21.6% |
| Median home value | $139,500 | $161,700 | +15.9% |
How Lamar Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 51 | National average: 61
Education
Educational Attainment (Adults 25+)
Lamar Rankings in Arkansas
Explore Arkansas Rankings
Other Cities in Johnson County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Clarksville | 9,526 | $37,373 | 27.6% | $164,800 |
| Coal Hill | 892 | $39,148 | 36.1% | $104,700 |
| Hartman | 678 | $36,667 | 36.5% | $127,500 |
| Knoxville | 663 | $45,714 | 25.5% | $125,700 |
| Ozone | 194 | N/A | 32.0% | N/A |
| Hagarville | 89 | $48,953 | 0.0% | $104,300 |
| Oark | 18 | N/A | 0.0% | N/A |
Cities Similar to Lamar
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Augusta | 1,859 | $50,575 | $117,000 | 12.2% | 28.7% |
| Murfreesboro | 1,819 | $53,264 | $119,300 | 19.7% | 20.7% |
| Leachville | 1,852 | $51,406 | $111,800 | 14.3% | 27.2% |
| Rector | 1,750 | $47,760 | $91,300 | 16.5% | 20.2% |
| Hazen | 1,874 | $49,225 | $134,400 | 18.3% | 14.7% |
Population Overview
Lamar is a small community located in Arkansas, within Johnson County. The total population is 1,783. It ranks as the 161st most populous out of 614 Census-designated places in Arkansas.
Age Demographics
The median age in Lamar is 35.5 years. This is 8% lower than the state median of 38.5 years. With 32.3% of the population under 18, Lamar has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Lamar is $50,568. This is 17% lower than the state median of $60,773. It is also 37% lower than the national median of $80,734. The poverty rate stands at 22.7%. This is 42% higher than the state poverty rate of 16.0%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 1.8%. This is 64% lower than the state rate of 4.9%. The median home value is $161,700. Housing costs are 14% lower than the state median of $188,000. The home-value-to-income ratio is 3.2x. 73.8% of occupied housing units are owner-occupied. This homeownership rate is 11% higher than the state average of 66.4%.
Race & Ethnicity
Lamar has a predominantly White (non-Hispanic) population, comprising 86.5% of all residents. Hispanic or Latino residents account for 5.8%. The Black or African American population (1.5%) is well below the state average of 14.6%. The Asian population (0.5%) is well below the state average of 1.6%.
Education
26.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 3% higher than the state rate of 25.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 86.6%.
Data Sources & Methodology
All demographic data for Lamar, Arkansas is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Arkansas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 614 Census-designated places in Arkansas. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Lamar, Arkansas?
Lamar, Arkansas has a population of 1,783 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Lamar, AR?
The median household income in Lamar is $50,568, which is 37% lower than the national median of $80,734.
What is the poverty rate in Lamar, AR?
The poverty rate in Lamar is 22.7%. This means approximately 387 residents live below the federal poverty line.
What is the racial makeup of Lamar, Arkansas?
Lamar's population is 86.5% White, 1.5% Black, 5.8% Hispanic/Latino, and 0.5% Asian.
What is the median home value in Lamar, AR?
The median home value in Lamar is $161,700. The home-value-to-income ratio is 3.2x.
How educated is Lamar, Arkansas?
26.4% of adults (25+) in Lamar hold a bachelor's degree or higher, and 6.1% hold a graduate or professional degree.