Oakdale, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Oakdale, Illinois had a total population of 264, the 1120th largest village in Illinois, with a median household income of $106,364, which is 28% higher than the state average. The poverty rate is 4.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 4.9% — among the lowest in Illinois.
- Housing is very affordable with a home-value-to-income ratio of just 0.9x.
- Unemployment rate of 14.4% is notably above the national average.
Oakdale Quick Facts
How Oakdale 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 | 283 | 264 | -6.7% |
| Median household income | $95,000 | $106,364 | +12.0% |
| Median home value | $95,000 | $98,300 | +3.5% |
How Oakdale 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: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Oakdale Rankings in Illinois
Explore Illinois Rankings
Other Cities in Washington County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Nashville | 2,940 | $63,170 | 6.8% | $156,500 |
| Okawville | 1,299 | $84,417 | 3.5% | $160,700 |
| Irvington | 774 | $80,219 | 4.7% | $91,700 |
| Hoyleton | 523 | $71,094 | 15.1% | $100,000 |
| Ashley | 412 | $49,559 | 34.3% | $82,500 |
| Addieville | 294 | $99,583 | 7.8% | $156,000 |
| New Minden | 218 | $66,875 | 8.5% | $95,000 |
| Richview | 208 | $71,250 | 7.7% | $90,800 |
| Venedy | 161 | $86,250 | 2.5% | $126,300 |
| Radom | 146 | $55,833 | 7.5% | $105,400 |
Cities Similar to Oakdale
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Dundas | 272 | N/A | $77,700 | 0.0% | 7.0% |
| Taylor Ridge | 276 | N/A | $181,100 | 26.3% | 6.5% |
| Steward | 271 | $102,500 | $148,000 | 31.1% | 2.6% |
| Carman | 250 | N/A | N/A | 24.4% | 0.0% |
| Alexander | 239 | N/A | $118,200 | 18.9% | 0.0% |
A note before these figures: with a population of 264, Oakdale'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
Oakdale is a small community located in Illinois, within Washington County. The total population is 264. It ranks as the 1120th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Oakdale is 35.0 years. This is 10% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Oakdale is $106,364. This is 28% higher than the state median of $83,390. It is also 32% higher than the national median of $80,734. The poverty rate stands at 4.9%. This is 58% lower than the state poverty rate of 11.8%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 14.4%. This is 146% higher than the state rate of 5.8%. The median home value is $98,300. Housing costs are 63% lower than the state median of $263,300. With a home-value-to-income ratio of just 0.9x, Oakdale is one of the most affordable housing markets in the area. 94.4% of occupied housing units are owner-occupied. This homeownership rate is 41% higher than the state average of 67.1%.
Race & Ethnicity
Oakdale has a predominantly White (non-Hispanic) population, comprising 97.0% of all residents. The White (non-Hispanic) population is significantly higher than the state average (97.0% vs 58.1%).
Education
13.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 65% lower than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.4%.
Data Sources & Methodology
All demographic data for Oakdale, Illinois 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 Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. 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 Oakdale, Illinois?
Oakdale, Illinois has a population of 264 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Oakdale, IL?
The median household income in Oakdale is $106,364, which is 32% higher than the national median of $80,734.
What is the poverty rate in Oakdale, IL?
The poverty rate in Oakdale is 4.9%. This means approximately 13 residents live below the federal poverty line.
What is the racial makeup of Oakdale, Illinois?
Oakdale's population is 97.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Oakdale, IL?
The median home value in Oakdale is $98,300. The home-value-to-income ratio is 0.9x.
How educated is Oakdale, Illinois?
13.1% of adults (25+) in Oakdale hold a bachelor's degree or higher, and 6.5% hold a graduate or professional degree.