Sulphur, Oklahoma Demographics & Population 2026
During the 2020–2024 ACS period, Sulphur, Oklahoma had a total population of 4,874, the 78th largest city in Oklahoma, with a median household income of $66,957, which is 3% higher than the state average. The poverty rate is 15.5%.
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 1.8x.
- Near full employment with an unemployment rate of just 1.5%.
Sulphur Quick Facts
How Sulphur 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 | 4,900 | 4,874 | -0.5% |
| Median household income | $57,531 | $66,957 | +16.4% |
| Median home value | $116,300 | $122,000 | +4.9% |
How Sulphur 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+)
Sulphur Rankings in Oklahoma
Explore Oklahoma Rankings
Other Cities in Murray County
Cities Similar to Sulphur
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Hinton | 4,909 | $65,278 | $170,800 | 14.9% | 18.9% |
| Kingfisher | 5,026 | $64,271 | $227,900 | 26.7% | 17.1% |
| Lone Grove | 5,125 | $74,265 | $204,900 | 16.3% | 14.4% |
| McLoud | 4,425 | $63,469 | $157,400 | 10.9% | 18.0% |
| Marlow | 4,451 | $56,655 | $136,300 | 20.9% | 21.9% |
Population Overview
Sulphur is a small community located in Oklahoma, within Murray County. The total population is 4,874. It ranks as the 78th most populous out of 834 Census-designated places in Oklahoma.
Age Demographics
The median age in Sulphur is 41.9 years. This is 13% higher than the state median of 37.0 years.
Economy, Income & Housing
The median household income in Sulphur is $66,957. This is 3% higher than the state median of $65,039. It is also 17% lower than the national median of $80,734. The poverty rate stands at 15.5%. This is 1% higher than the state poverty rate of 15.3%. The unemployment rate is 1.5%. This is 69% lower than the state rate of 5.0%. The median home value is $122,000. Housing costs are 39% lower than the state median of $199,800. With a home-value-to-income ratio of just 1.8x, Sulphur is one of the most affordable housing markets in the area. 66.5% of occupied housing units are owner-occupied. This homeownership rate is 1% higher than the state average of 65.8%.
Race & Ethnicity
The largest racial or ethnic group in Sulphur is White (non-Hispanic), making up 65.5% of the population. Hispanic or Latino residents account for 14.1%. The Black or African American population (1.0%) is well below the state average of 6.8%.
Education
20.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 30% 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 81.8%.
Data Sources & Methodology
All demographic data for Sulphur, 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.
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Frequently Asked Questions
What is the population of Sulphur, Oklahoma?
Sulphur, Oklahoma has a population of 4,874 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sulphur, OK?
The median household income in Sulphur is $66,957, which is 17% lower than the national median of $80,734.
What is the poverty rate in Sulphur, OK?
The poverty rate in Sulphur is 15.5%. This means approximately 698 residents live below the federal poverty line.
What is the racial makeup of Sulphur, Oklahoma?
Sulphur's population is 65.5% White, 1.0% Black, 14.1% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Sulphur, OK?
The median home value in Sulphur is $122,000. The home-value-to-income ratio is 1.8x.
How educated is Sulphur, Oklahoma?
20.0% of adults (25+) in Sulphur hold a bachelor's degree or higher, and 5.3% hold a graduate or professional degree.