Sentinel, Oklahoma Demographics & Population 2026
During the 2020–2024 ACS period, Sentinel, Oklahoma had a total population of 939, the 248th largest town in Oklahoma, with a median household income of $120,227, which is 85% higher than the state average. The poverty rate is 16.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 85% above the state average — one of the wealthiest communities in Oklahoma.
- 40.3% of adults hold a bachelor's degree or higher — top 10% in Oklahoma.
- Housing is very affordable with a home-value-to-income ratio of just 0.9x.
- Near full employment with an unemployment rate of just 2.3%.
Sentinel Quick Facts
How Sentinel 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 | 930 | 939 | +1.0% |
| Median household income | $105,000 | $120,227 | +14.5% |
| Median home value | $108,700 | $108,000 | -0.6% |
How Sentinel 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: 58 | National average: 61
Education
Educational Attainment (Adults 25+)
Sentinel Rankings in Oklahoma
Explore Oklahoma Rankings
Other Cities in Washita County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| New Cordell | 2,740 | $73,107 | 10.1% | $106,600 |
| Burns Flat | 1,857 | $45,446 | 25.7% | $106,600 |
| Corn | 601 | $58,657 | 13.9% | $126,300 |
| Canute | 544 | $57,813 | 16.9% | $99,000 |
| Dill City | 333 | $42,625 | 25.8% | $47,500 |
| Bessie | 262 | $47,500 | 18.3% | $82,500 |
| Rocky | 239 | $60,000 | 5.0% | $69,000 |
| Foss | 170 | $46,250 | 30.0% | $82,800 |
| Colony | 104 | $43,750 | 9.6% | $162,500 |
Cities Similar to Sentinel
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Forest Park | 949 | $103,929 | $289,000 | 30.8% | 0.4% |
| Sunray | 854 | N/A | $87,800 | 10.8% | 19.2% |
| Pickett | 897 | $101,500 | $168,600 | 13.7% | 0.6% |
| Washington | 928 | $90,321 | $241,700 | 22.0% | 8.1% |
| Limestone | 810 | $115,917 | $250,000 | 27.3% | 8.3% |
A note before these figures: with a population of 939, Sentinel'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
Sentinel is a small community located in Oklahoma, within Washita County. The total population is 939. It ranks as the 248th most populous out of 834 Census-designated places in Oklahoma.
Age Demographics
The median age in Sentinel is 41.3 years. This is 12% higher than the state median of 37.0 years.
Economy, Income & Housing
The median household income in Sentinel is $120,227. This is 85% higher than the state median of $65,039. It is also 49% higher than the national median of $80,734. The poverty rate stands at 16.7%. This is 9% higher than the state poverty rate of 15.3%. The unemployment rate is 2.3%. This is 54% lower than the state rate of 5.0%. The median home value is $108,000. Housing costs are 46% lower than the state median of $199,800. With a home-value-to-income ratio of just 0.9x, Sentinel is one of the most affordable housing markets in the area. 82.5% of occupied housing units are owner-occupied. This homeownership rate is 25% higher than the state average of 65.8%.
Race & Ethnicity
The largest racial or ethnic group in Sentinel is White (non-Hispanic), making up 78.8% of the population. Hispanic or Latino residents account for 11.7%. The Black or African American population (0.2%) is well below the state average of 6.8%.
Education
40.3% of residents aged 25 and older hold a bachelor's degree or higher. This places Sentinel in the top 10% of all cities in the state for educational attainment. This is 42% higher 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 92.2%. Notably, 29.5% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Sentinel, 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 Sentinel, Oklahoma?
Sentinel, Oklahoma has a population of 939 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sentinel, OK?
The median household income in Sentinel is $120,227, which is 49% higher than the national median of $80,734.
What is the poverty rate in Sentinel, OK?
The poverty rate in Sentinel is 16.7%. This means approximately 157 residents live below the federal poverty line.
What is the racial makeup of Sentinel, Oklahoma?
Sentinel's population is 78.8% White, 0.2% Black, 11.7% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Sentinel, OK?
The median home value in Sentinel is $108,000. The home-value-to-income ratio is 0.9x.
How educated is Sentinel, Oklahoma?
40.3% of adults (25+) in Sentinel hold a bachelor's degree or higher, and 29.5% hold a graduate or professional degree.