Buffalo, Oklahoma Demographics & Population 2026
During the 2020–2024 ACS period, Buffalo, Oklahoma had a total population of 1,092, the 223rd largest town in Oklahoma, with a median household income of $72,065, which is 11% higher than the state average. The poverty rate is 5.0%.
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 1.2x.
- Near full employment with an unemployment rate of just 1.5%.
Buffalo Quick Facts
How Buffalo 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 | 1,244 | 1,092 | -12.2% |
| Median household income | $69,875 | $72,065 | +3.1% |
| Median home value | $89,200 | $88,300 | -1.0% |
How Buffalo 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
Moderate diversity with one or two groups making up the majority.
State average: 58 | National average: 61
Education
Educational Attainment (Adults 25+)
Buffalo Rankings in Oklahoma
Explore Oklahoma Rankings
Other Cities in Harper County
Cities Similar to Buffalo
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Dibble | 1,045 | $71,471 | $186,100 | 15.8% | 19.5% |
| Geronimo | 1,155 | $73,611 | $93,500 | 19.3% | 10.7% |
| Gore | 1,114 | $63,036 | $205,200 | 21.9% | 19.2% |
| North Enid | 1,136 | $79,554 | $183,200 | 13.9% | 4.0% |
| Waukomis | 1,076 | $61,339 | $149,000 | 14.3% | 18.4% |
Population Overview
Buffalo is a small community located in Oklahoma, within Harper County. The total population is 1,092. It ranks as the 223rd most populous out of 834 Census-designated places in Oklahoma.
Age Demographics
The median age in Buffalo is 39.5 years. This is 7% higher than the state median of 37.0 years. With 29.5% of the population under 18, Buffalo has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Buffalo is $72,065. This is 11% higher than the state median of $65,039. It is also 11% lower than the national median of $80,734. The poverty rate stands at 5.0%. This is 67% lower than the state poverty rate of 15.3%. The unemployment rate is 1.5%. This is 70% lower than the state rate of 5.0%. The median home value is $88,300. Housing costs are 56% lower than the state median of $199,800. With a home-value-to-income ratio of just 1.2x, Buffalo is one of the most affordable housing markets in the area. 86.4% of occupied housing units are owner-occupied. This homeownership rate is 31% higher than the state average of 65.8%.
Race & Ethnicity
The largest racial or ethnic group in Buffalo is White (non-Hispanic), making up 70.7% of the population. Hispanic or Latino residents account for 23.9%. The Black or African American population (0.2%) is well below the state average of 6.8%. The Hispanic or Latino population is significantly higher than the state average (23.9% vs 12.7%).
Education
17.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 40% lower than the state rate of 28.3%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 85.0%.
Data Sources & Methodology
All demographic data for Buffalo, Oklahoma 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 Oklahoma state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 834 Census-designated places in Oklahoma. 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 Oklahoma city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Buffalo, Oklahoma?
Buffalo, Oklahoma has a population of 1,092 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Buffalo, OK?
The median household income in Buffalo is $72,065, which is 11% lower than the national median of $80,734.
What is the poverty rate in Buffalo, OK?
The poverty rate in Buffalo is 5.0%. This means approximately 52 residents live below the federal poverty line.
What is the racial makeup of Buffalo, Oklahoma?
Buffalo's population is 70.7% White, 0.2% Black, 23.9% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Buffalo, OK?
The median home value in Buffalo is $88,300. The home-value-to-income ratio is 1.2x.
How educated is Buffalo, Oklahoma?
17.1% of adults (25+) in Buffalo hold a bachelor's degree or higher, and 1.2% hold a graduate or professional degree.