Thayer, Kansas Demographics & Population 2026
During the 2020–2024 ACS period, Thayer, Kansas had a total population of 502, the 297th largest city in Kansas, with a median household income of $85,635, which is 15% higher than the state average. The poverty rate is 9.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Thayer Quick Facts
How Thayer 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 | 454 | 502 | +10.6% |
| Median household income | $50,729 | $85,635 | +68.8% |
How Thayer 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: 45 | National average: 61
Education
Educational Attainment (Adults 25+)
Thayer Rankings in Kansas
Explore Kansas Rankings
Other Cities in Neosho County
Cities Similar to Thayer
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Bentley | 480 | $82,500 | $122,700 | 16.4% | 15.6% |
| Leonardville | 514 | $77,083 | $110,400 | 9.1% | 7.4% |
| Glen Elder | 476 | $79,250 | N/A | 18.6% | 2.7% |
| Greeley County | 465 | $82,337 | $182,700 | 39.1% | 0.9% |
| The Highlands | 479 | $97,500 | $288,900 | 33.2% | 3.1% |
A note before these figures: with a population of 502, Thayer'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
Thayer is a small community located in Kansas, within Neosho County. The total population is 502. It ranks as the 297th most populous out of 721 Census-designated places in Kansas.
Age Demographics
The median age in Thayer is 56.0 years. This is 50% higher than the state median of 37.4 years. 13.4% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Thayer is $85,635. This is 15% higher than the state median of $74,275. It is also 6% higher than the national median of $80,734. The poverty rate stands at 9.0%. This is 21% lower than the state poverty rate of 11.3%. The unemployment rate is 2.9%. This is 25% lower than the state rate of 3.9%. 81.3% of occupied housing units are owner-occupied. This homeownership rate is 21% higher than the state average of 67.2%.
Race & Ethnicity
Thayer has a predominantly White (non-Hispanic) population, comprising 94.0% of all residents.
Education
20.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 42% lower than the state rate of 35.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.2%.
Data Sources & Methodology
All demographic data for Thayer, Kansas 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 Kansas state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 721 Census-designated places in Kansas. 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 Thayer, Kansas?
Thayer, Kansas has a population of 502 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Thayer, KS?
The median household income in Thayer is $85,635, which is 6% higher than the national median of $80,734.
What is the poverty rate in Thayer, KS?
The poverty rate in Thayer is 9.0%. This means approximately 45 residents live below the federal poverty line.
What is the racial makeup of Thayer, Kansas?
Thayer's population is 94.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Thayer, KS?
The Census Bureau does not publish a reliable median home value estimate for Thayer — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Thayer, Kansas?
20.5% of adults (25+) in Thayer hold a bachelor's degree or higher, and 1.8% hold a graduate or professional degree.