Census-designated place · Illinois
Oak Run, Illinois
Oak Run, census-designated place, in Knox County, Illinois. Oak Run had 721 residents in the 2020 Census, a full count; the ACS 2020-2024 5-year estimates put it at 800 (±183). GEOID 1754924.
Residents, 2020 Census
721
Census count or controlled total
ACS 2020-2024 estimate: 800 ±183
Median household income
$100,417
±$23,581 (90% margin)
Illinois: $83,390
Median home value
$298,300
±$61,190 (90% margin)
Illinois: $263,300
Median gross rent
not published
Illinois: $1,274
Where is Oak Run and what county is it in?
Oak Run is a census-designated place: an unincorporated community the Census Bureau draws for counting, with no city government of its own, in Knox County, Illinois. It covers 4.3 square miles of land, 169 residents per square mile in 2020.
Oak Run is in the Galesburg, IL micropolitan statistical area (Census Bureau delineation, July 2023).
Oak Run lies mostly within Persifer Township and reaches into Copley Township, towns or townships with their own local government (2020 census blocks).
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Oak Run, and is it growing?
The 2020 Census counted 721 residents in Oak Run, a full count rather than a sample. The 2020-2024 American Community Survey, a sample, estimates 800 (±183).
The Census Bureau publishes yearly population estimates for incorporated places only; Oak Run is a census-designated place, so its figures come from the ACS and the 2020 Census.
| Measure | Oak Run | Knox County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 800 ±183 | 49,046 | +244 |
| Households | 380 ±76 | 20,972 | +128 |
| Average household size | 2.11 ±0.22 | 2.15 | no clear change |
| Housing units | 625 ±114 | 23,758 | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Oak Run?
The median resident of Oak Run is 60.4 years old; 18.1% are under 18 and 34.0% are 65 or older. The largest group is non-Hispanic white residents at 99.0%, then non-Hispanic Asian residents at 0.8%.
| Measure | Oak Run | Knox County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 60.4 ±3.0 | 42.6 | no clear change |
| Under 18 years | 18.1% ±6.9 pts | 20.2% | – |
| 65 years and over | 34.0% ±9.8 pts | 22.2% | – |
| Male | 47.0% ±3.6 pts | 51.0% | – |
| Hispanic or Latino (any race) | 0.0% ±4.6 pts | 6.4% | – |
| White alone, not Hispanic | 99.0% ±1.1 pts | 79.9% | no clear change |
| Black or African American alone, not Hispanic | 0.0% ±4.6 pts | 8.0% | – |
| Asian alone, not Hispanic | 0.8% ±1.2 pts | 1.3% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.0% ±4.6 pts | 0.0% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±4.6 pts | 0.0% | – |
| Two or more races, not Hispanic | 0.3% ±0.4 pts | 4.0% | – |
| Some other race alone, not Hispanic | 0.0% ±4.6 pts | 0.4% | – |
| Born outside the United States | 2.9% ±3.3 pts | 3.2% | – |
| Speak a language other than English at home (age 5+) | 1.3% ±1.3 pts | 5.2% | – |
| Civilian veterans (age 18+) | 4.9% ±2.9 pts | 7.3% | – |
| With a disability | 14.6% ±6.2 pts | 15.0% | – |
| No health insurance coverage | 0.8% ±1.0 pts | 5.0% | – |
| High school graduate or higher (age 25+) | 96.5% ±3.1 pts | 89.9% | – |
| Bachelor's degree or higher (age 25+) | 40.5% ±11.5 pts | 21.0% | no clear change |
| Graduate or professional degree (age 25+) | 18.5% ±8.8 pts | 7.4% | – |
| Lived in the same house a year earlier | 92.6% ±6.8 pts | 89.8% | – |
| Moved from another state in the past year | 0.9% ±1.3 pts | 1.7% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Oak Run earn?
Half of Oak Run's 380 households earn less than $100,417 a year (±$23,581), against $57,030 in Knox County and $83,390 in Illinois. In 2015-2019 it was $98,148 in 2024 dollars; the margins of error cannot tell the two periods apart.
| Measure | Oak Run | Knox County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $100,417 ±$23,581 | $57,030 | no clear change |
| Mean household income | $158,477 ±$32,454 | $74,560 | – |
| Per capita income | $73,338 ±$15,525 | $31,878 | no clear change |
| People below the poverty line | 3.3% ±2.2 pts | 14.6% | – |
| Children under 18 below the poverty line | 0.0% ±22.5 pts | 17.9% | – |
| Households receiving SNAP | 1.1% ±1.6 pts | 15.4% | – |
| Households with a computer | 96.3% ±2.9 pts | 90.6% | – |
| Households with a broadband subscription | 91.6% ±5.1 pts | 84.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Oak Run?
Owners occupy 97.6% of Oak Run's occupied homes and renters 2.4%. The median owner-occupied home is valued at $298,300 by its owner (±$61,190).
| Measure | Oak Run | Knox County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $298,300 ±$61,190 | $111,900 | no clear change |
| Renters paying 35% or more of income on rent | 0.0% ±100.0 pts | 40.3% | – |
| Median monthly owner costs, with a mortgage | $2,133 ±$324 | $1,177 | – |
| Owner-occupied homes | 97.6% ±2.4 pts | 70.8% | no clear change |
| Renter-occupied homes | 2.4% ±2.4 pts | 29.2% | – |
| Housing units | 625 ±114 | 23,758 | no clear change |
| Homeowner vacancy rate | 2.1% ±3.4 pts | 2.1% | – |
| Rental vacancy rate | 0.0% ±100.0 pts | 6.4% | – |
| Single-family detached homes | 100.0% ±5.8 pts | 76.7% | – |
| Mobile homes | 0.0% ±5.8 pts | 3.8% | – |
| Built 2020 or later | 0.0% ±5.8 pts | 0.1% | – |
| Built 2010 to 2019 | 15.7% ±7.0 pts | 3.5% | – |
| Built 1939 or earlier | 0.0% ±5.8 pts | 35.1% | – |
| Households with no vehicle | 4.7% ±5.1 pts | 8.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How do people in Oak Run work and get to work?
78.2% of Oak Run's workers drive alone and 10.5% work from home. The average trip to work takes 26.8 minutes.
| Measure | Oak Run | Knox County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 53.9% ±6.7 pts | 55.3% | – |
| Unemployment rate | 0.0% ±9.6 pts | 5.1% | – |
| Drove alone to work | 78.2% ±8.2 pts | 79.1% | – |
| Carpooled | 11.3% ±7.1 pts | 8.9% | – |
| Public transportation | 0.0% ±9.8 pts | 0.5% | – |
| Walked | 0.0% ±9.8 pts | 4.1% | – |
| Worked from home | 10.5% ±5.8 pts | 5.7% | – |
| Mean travel time to work | 26.8 min ±3.9 | 20.4 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What census tracts are in Oak Run?
No census tract lies mostly in Oak Run; 1 tract reaches into it (2020 census blocks).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 2Knox County | 2,745 | $78,370 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Oak Run) · Census block assignment files
How does Oak Run compare with other places in Illinois?
Oak Run is not ranked by income or the other survey measures: those rankings include places of 1,000 or more residents (2020 Census) with a reliable estimate.
Oak Run's figures with every place in Illinois (CSV)
Every place in Illinois, sortable · Compare Oak Run with other places
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How reliable are the figures for Oak Run?
25 of the 56 figures for Oak Run on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Oak Run are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.