Lamar Heights, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Lamar Heights, Missouri had a total population of 111, the 857th largest city in Missouri. The poverty rate is 26.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- More than 1 in 4 residents live below the poverty line (26.1%), well above the national average of 12.4%.
Lamar Heights Quick Facts
How Lamar Heights 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 | 127 | 111 | -12.6% |
| Median home value | $260,000 | $260,700 | +0.3% |
How Lamar Heights 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: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
Lamar Heights Rankings in Missouri
Explore Missouri Rankings
Other Cities in Barton County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Lamar | 4,284 | $36,705 | 32.6% | $117,200 |
| Liberal | 747 | $65,250 | 14.1% | $77,000 |
| Golden City | 708 | $44,167 | 18.9% | $79,300 |
| Mindenmines | 312 | $22,292 | 39.1% | $46,900 |
| Iantha | 124 | N/A | 15.3% | N/A |
| Milford | 54 | N/A | 1.8% | $329,200 |
| Irwin | 43 | N/A | 0.0% | N/A |
| Burgess | 24 | N/A | 0.0% | N/A |
Cities Similar to Lamar Heights
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Dawn | 111 | $55,917 | $156,300 | 8.4% | 18.9% |
| McFall | 111 | N/A | N/A | 26.6% | 14.4% |
| Jacksonville | 112 | $42,813 | N/A | 7.0% | 14.3% |
| Kimmswick | 112 | $68,750 | $226,800 | 23.0% | 0.0% |
| Rutledge | 112 | $53,750 | $42,500 | 4.4% | 7.1% |
A note before these figures: with a population of 111, Lamar Heights's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Lamar Heights is a small community located in Missouri, within Barton County. The total population is 111. It ranks as the 857th most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Lamar Heights is 32.3 years. This is 17% lower than the state median of 39.0 years.
Economy, Income & Housing
The poverty rate stands at 26.1%. This is 108% higher than the state poverty rate of 12.6%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The survey records no unemployed residents in Lamar Heights, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $260,700. Housing costs are 13% higher than the state median of $230,300. 58.0% of occupied housing units are owner-occupied. This homeownership rate is 15% lower than the state average of 68.1%.
Race & Ethnicity
Lamar Heights has a predominantly White (non-Hispanic) population, comprising 87.4% of all residents.
Education
27.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 17% lower than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 83.8%.
Data Sources & Methodology
All demographic data for Lamar Heights, Missouri 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 Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Missouri city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Lamar Heights, Missouri?
Lamar Heights, Missouri has a population of 111 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Lamar Heights, MO?
The Census Bureau does not publish a reliable median household income estimate for Lamar Heights — the community is too small for the ACS sample. The national median is $80,734.
What is the poverty rate in Lamar Heights, MO?
The poverty rate in Lamar Heights is 26.1%. This means approximately 29 residents live below the federal poverty line.
What is the racial makeup of Lamar Heights, Missouri?
Lamar Heights's population is 87.4% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Lamar Heights, MO?
The median home value in Lamar Heights is $260,700.
How educated is Lamar Heights, Missouri?
27.0% of adults (25+) in Lamar Heights hold a bachelor's degree or higher, and 13.5% hold a graduate or professional degree.