Delphos, Kansas Demographics & Population 2026
During the 2020–2024 ACS period, Delphos, Kansas had a total population of 320, the 365th largest city in Kansas, with a median household income of $58,824, which is 21% lower than the state average. The poverty rate is 22.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 1.1x.
Delphos Quick Facts
How Delphos 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 | 314 | 320 | +1.9% |
| Median household income | $55,417 | $58,824 | +6.1% |
| Median home value | $50,000 | $63,200 | +26.4% |
How Delphos 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+)
Delphos Rankings in Kansas
Explore Kansas Rankings
Other Cities in Ottawa County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Minneapolis | 2,043 | $57,702 | 10.2% | $143,800 |
| Bennington | 651 | $74,375 | 17.2% | $156,400 |
| Tescott | 235 | $68,250 | 18.7% | $110,100 |
| Niles | 84 | N/A | 0.0% | $202,800 |
| Culver | 83 | N/A | 7.2% | N/A |
| Ada | 67 | $105,208 | 9.0% | $127,100 |
| Wells | 10 | N/A | 40.0% | N/A |
Cities Similar to Delphos
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Greenleaf | 320 | $61,250 | $82,300 | 7.8% | 15.2% |
| Whiting | 337 | $59,583 | $90,700 | 26.9% | 7.4% |
| Sylvan Grove | 314 | $53,750 | $90,300 | 33.2% | 20.7% |
| Linwood | 312 | $65,994 | $215,800 | 20.7% | 5.1% |
| Fairview | 342 | $61,018 | $109,200 | 5.9% | 16.4% |
A note before these figures: with a population of 320, Delphos'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
Delphos is a small community located in Kansas, within Ottawa County. The total population is 320. It ranks as the 365th most populous out of 721 Census-designated places in Kansas.
Age Demographics
The median age in Delphos is 46.2 years. This is 24% higher than the state median of 37.4 years. 14.4% 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 Delphos is $58,824. This is 21% lower than the state median of $74,275. It is also 27% lower than the national median of $80,734. The poverty rate stands at 22.5%. This is 99% higher than the state poverty rate of 11.3%. 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 Delphos, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $63,200. Housing costs are 71% lower than the state median of $217,200. With a home-value-to-income ratio of just 1.1x, Delphos is one of the most affordable housing markets in the area. 75.7% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 67.2%.
Race & Ethnicity
Delphos has a predominantly White (non-Hispanic) population, comprising 89.7% of all residents. Hispanic or Latino residents account for 5.3%. The Hispanic or Latino population (5.3%) is well below the state average of 13.6%.
Education
15.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 58% 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 92.5%.
Data Sources & Methodology
All demographic data for Delphos, 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.
Free data download: Get all Kansas city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Delphos, Kansas?
Delphos, Kansas has a population of 320 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Delphos, KS?
The median household income in Delphos is $58,824, which is 27% lower than the national median of $80,734.
What is the poverty rate in Delphos, KS?
The poverty rate in Delphos is 22.5%. This means approximately 72 residents live below the federal poverty line.
What is the racial makeup of Delphos, Kansas?
Delphos's population is 89.7% White, 0.0% Black, 5.3% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Delphos, KS?
The median home value in Delphos is $63,200. The home-value-to-income ratio is 1.1x.
How educated is Delphos, Kansas?
15.0% of adults (25+) in Delphos hold a bachelor's degree or higher, and 1.4% hold a graduate or professional degree.