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O'Fallon township, IL


St. Clair County, IL

Tracts in this county

   

2022 population: 26,344   ( 291 from 2010 )
Land area: 35.1 square miles
Population density: 750.3 persons per square mile

2022 Census data
White:18,820 71.44% 7.0%
Black:3,50813.32% 3.4%
Indian:160.06% 68.0%
Asian:7032.67% 5.7%
2+ races:1,9047.23% 198.4%
Hispanic:1,3465.11% 67.8%
Total non-White:7,52428.56% 29.4%

2010-2022 ComponentsNumberRate
Change in White population:-1,420 -6.6
Change in Non-White pop.:1,711 8.0




Race Breakdown with Components of Population Change
[Display all years]

Year:
Total population:
White:
Black:
Indian:
Asian:
2+ races:
Hispanic:
Total non-White:

2010
26,053
20,24077.69%
3,63113.94%
500.19%
6652.55%
6382.45%
8023.08%
5,81322.31%

2000
21,754
17,98282.66%
2,44411.23%
550.25%
4301.98%
3991.83%
4442.04%
3,77217.34%

1990
16,660
14,57087.45%
1,3978.39%
600.36%
2451.47%
n/a
3532.12%
2,09012.55%

1980
n/a
0?%
0?%
0?%
0?%
n/a
0?%
0?%

Decade:
Components:
Births:
Deaths:
Net Migration:
Net Immigration:
Change in White population:
Change in Non-White pop.:
2000's
NumberRate
n/a
n/a
n/a
n/a
2,258 10.4
2,041 9.4
1990's
NumberRate
n/a
n/a
n/a
n/a
3,412 20.5
1,682 10.1
1980's
NumberRate
n/a
n/a
n/a
n/a
n/a
n/a

Age, Family & Household Data for O'Fallon township, IL
[Display all years]

Year:
 
Median Age:
Under 18:
Voting Age Population:
Over 65:
Households:
Persons Per HH:
Families (%HH):
Married Couples (%Fams):
Single Mothers (%Fams):
Non-Family (%HH):

2022
NumberPercent
39.2
6,581 25.0%
19,763 75.0%
4,882 18.5%
10,072
2.60
7,408 73.6%
5,863 79.1%
833 11.2%
2,664 26.4%

2010
NumberPercent
37.9
6,920 26.6%
19,133 73.4%
2,608 10.0%
9,762
2.66
7,183 73.6%
5,703 79.4%
694 9.7%
2,579 26.4%

2000
NumberPercent
36.0
6,125 28.2%
15,629 71.8%
1,925 8.8%
8,038
2.68
5,929 73.8%
5,098 86.0%
388 6.5%
2,109 26.2%

1990
NumberPercent
32.6
4,739 28.4%
11,921 71.6%
1,280 7.7%
5,959
2.77
4,626 77.6%
4,012 86.7%
309 6.7%
1,333 22.4%

1980
NumberPercent
?
0 ?%
0 ?%
0 ?%
0
?
0 ?%
0 ?%
0 ?%
0 ?%

2022 Housing Data for O'Fallon township, IL

Housing Data
 Number%
Housing Units10,762 
Median Value$251,800 
Occupied10,07293.6%
Vacant6906.4%
Owned7,58775.3%
Rented2,48524.7%
Median Rent$1,080 
Single-Family Units8,73381.1%
    Detached8,16275.8%
    Attached5715.3%
Buldings with 5+ Units1,21811.3%
Mobile Homes2041.9%

2022 Income & Employment Data for O'Fallon township, IL

Household Income
RangeNumber%
Less than $10,0002602.6%
$10,000 to $14,9991641.6%
$15,000 to $19,9991251.2%
$20,000 to $24,9992662.6%
$25,000 to $29,9992212.2%
$30,000 to $34,9991961.9%
$35,000 to $39,9994474.4%
$40,000 to $44,9992172.2%
$45,000 to $49,9992262.2%
$50,000 to $59,9997207.1%
$60,000 to $74,9991,08810.8%
$75,000 to $99,9991,29512.9%
$100,000 to $124,9991,05810.5%
$125,000 to $149,9998868.8%
$150,000 to $199,9991,32013.1%
$200,000 or more1,58315.7%
Median Household Income95,423 
Per Capita Income47,030 
Welfare Households
 Number%
SSI3263.2%
Public Assistance2232.2%
Public Asst. or Food Stamps7777.7%
Labor Force, Ages 25-64
 Number%
Employed10,67072.6%
Unemployed4853.3%
In Armed Forces4883.3%
Total Labor Force11,64379.3%
Not in Labor Force3,04720.7%
Real Unemployment Rate 24.0%
Class of Worker
 MaleFemale% Male
Private Sector4,4873,36757.1%
Non-Profit25988022.7%
Self-Employed37036650.3%
Local Government20352427.9%
State Government9021529.5%
Federal Government85336670.0%
Total Private + Self4,8573,73356.5%
Total Non-Profit + Govt.1,4051,98541.4%
Total6,2625,71852.3%
Pct. Govt.18.8%  
Occupation
 Number%
Management, Business, Science, Arts2,80123.3%
Sales and Office Occupations2,42320.2%
Professional, Technical3,47228.9%
Service Occupations1,45512.1%
All others1,86115.5%
White Collar 72.4%
Industry
 Number%
Health care and social assistance1,77614.8%
Professional, scientific, technical1,36311.3%
Retail trade1,1659.7%
Educational services1,1619.7%
Public administration1,0458.7%
Accommodation and food services8136.8%
Manufacturing7736.4%
Transportation and warehousing7486.2%
Finance and insurance7055.9%
Other services6235.2%
Administrative, support, waste mgmt.3703.1%
Construction3512.9%
Real estate and rental and leasing2712.3%
Information2191.8%
Arts, entertainment, recreation2051.7%
Wholesale trade1961.6%
Utilities1801.5%
Mining, quarrying, oil/gas extraction210.2%
Agriculture, forestry, fishing, hunting190.2%
Management80.1%

2022 Ancestry, Citizenship & Language Data for O'Fallon township, IL

Hispanic Breakdown
CountryNumber%
Mexican8483.22%
Puerto Rican1230.47%
Cuban00.00%
Dominican500.19%
Total Central American00.00%
Costa Rican00.00%
Guatemalan00.00%
Honduran00.00%
Nicaraguan00.00%
Panamanian00.00%
Salvadoran00.00%
Other Central American00.00%
Total South American320.12%
Argentinean00.00%
Bolivian00.00%
Chilean00.00%
Colombian00.00%
Ecuadorian00.00%
Paraguayan00.00%
Peruvian270.10%
Uruguayan00.00%
Venezuelan50.02%
Other South American00.00%
Other Hispanic2931.11%
Asian Breakdown
CountryNumber%
Filipino2951.12%
Chinese920.35%
Indian890.34%
Korean580.22%
Vietnamese530.20%
Japanese470.18%
Okinawan80.03%
Language Spoken at Home
LanguageNumber%
English23,72595.7%
Spanish4711.9%
Tagalog1870.8%
Other Asian1170.5%
Korean680.3%
German, other Germanic570.2%
Arabic560.2%
Chinese450.2%
Other Indo-European410.2%
Ancestry
CountryNumber%
German6,91726.3%
English3,62513.8%
Irish2,76010.5%
Polish1,1824.5%
French1,1034.2%
Italian1,0033.8%
American8733.3%
European7452.8%
Scottish4291.6%
Dutch3701.4%
Welsh3001.1%
Scotch-Irish2100.8%
Swedish2020.8%
French Canadian1460.6%
Other Arab1440.5%
Citizenship & Nativity
 Number%
U.S. citizen26,03198.8%
Not a citizen3131.2%
Native25,43196.5%
Foreign-born9133.5%

2022 Educational Attainment Data for O'Fallon township, IL

Educational Attainment, Population 25 Years and Older
< 9 Years9-12 YearsH.S. Grad or GEDSome CollegeBach. DegreeGrad Degree
272 1.5%399 2.3%2,706 15.4%5,937 33.7%4,525 25.7%3,787 21.5%
  Average years of education: 14.6
Population 25 Years and Older
< 9 Years 272 1.5%
9-12 Years 399 2.3%
H.S. Grad or GED 2,706 15.4%
Some College 5,937 33.7%
Bach. Degree 4,525 25.7%
Grad Degree 3,787 21.5%
Average years of education: 14.6

Source for the above data: U.S. Census Bureau / American Community Survey (5 year-estimates)

Historical Presidential Election Results for O'Fallon township, IL

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +282 D +1,394 D + 11.7%
D +1,676
2020 vs. 2012 R +71 D +1,780 D + 14.7%
D +1,851
2020 vs. 2008 R +414 D +774 D + 6.5%
D +1,188
2016 vs. 2008 R +132 R +620 R + 5.2%
D -488
How to interpret this table


Click on the Year to view municipality-level data for this county.
(Some years may be unavailable)

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St) 		Diff
(US) 		PSV
2020 74% Donald Trump* (R) 7,512 50.3% Joe Biden (D) 6,979 46.7% 452 3.0% 14,943 10 3 0.25%
2016 69% Donald Trump (R) 7,230 53.2% Hillary Clinton (D) 5,303 39.0% 1,068 7.9% 13,601 15 7 0.24%
2012 66% Mitt Romney (R) 7,441 58.1% Barack Obama* (D) 5,128 40.0% 247 1.9% 12,816 17 11 0.24%
2008 71% John McCain (R) 7,098 54.3% Barack Obama (D) 5,791 44.3% 187 1.4% 13,076 18 9 0.24%
2000 60% George W. Bush (R) 5,588 59.4% Albert Gore, Jr. (D) 3,625 38.5% 202 2.1% 9,415 17 11 0.20%
* incumbent         PSV: percent of state vote



2020 President, O'Fallon township
CandidateVotesPct
Joe Biden (D) 6,979 46.7%
Donald Trump* (R) 7,512 50.3%
Jo Jorgensen (Lbt) 289 1.9%
Other 163 1.1%
TOTAL 14,943
Turnout: 74% Diff (St): 10 Diff (US): 3


2016 President, O'Fallon township
CandidateVotesPct
Hillary Clinton (D) 5,303 39.0%
Donald Trump (R) 7,230 53.2%
Gary Johnson (Lbt) 643 4.7%
Other 425 3.1%
TOTAL 13,601
Turnout: 69% Diff (St): 15 Diff (US): 7


2012 President, O'Fallon township
CandidateVotesPct
Barack Obama* (D) 5,128 40.0%
Mitt Romney (R) 7,441 58.1%
Other 247 1.9%
TOTAL 12,816
Turnout: 66% Diff (St): 17 Diff (US): 11


2008 President, O'Fallon township
CandidateVotesPct
Barack Obama (D) 5,791 44.3%
John McCain (R) 7,098 54.3%
Other 187 1.4%
TOTAL 13,076
Turnout: 71% Diff (St): 18 Diff (US): 9


2000 President, O'Fallon township
CandidateVotesPct
George W. Bush (R) 5,588 59.4%
Albert Gore, Jr. (D) 3,625 38.5%
Ralph Nader (Grn) 144 1.5%
Other 58 0.6%
TOTAL 9,415
Turnout: 60% Diff (St): 17 Diff (US): 11
* incumbent

Historical Statewide Election Results for O'Fallon township, IL

Click on the Year to view county-level data for that election.
(Some years may be unavailable)

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 53% Kathy Salvi (R) 5,440 50.5% Tammy Duckworth* (D) 5,067 47.1% 261 [+] 2.4% 10,768 9 0.26%
2022 G 54% Darren Bailey (R) 5,608 52.0% J.B. Pritzker* (D) 4,786 44.4% 397 [+] 3.7% 10,791 10 0.26%
2020 S2 73% Mark Curran (R) 7,742 52.4% Richard Durbin* (D) 6,538 44.2% 508 [+] 3.4% 14,788 13 0.25%
2018 G 57% Bruce Rauner* (R) 5,871 51.7% J.B. Pritzker (D) 4,839 42.6% 646 [+] 5.7% 11,356 13 0.25%
2016 S3 68% Mark Kirk* (R) 6,868 51.1% Tammy Duckworth (D) 5,907 44.0% 663 [+] 4.9% 13,438 11 0.24%
2014 S2 45% Jim Oberweis (R) 5,268 60.6% Richard Durbin* (D) 3,122 35.9% 309 [+] 3.6% 8,699 18 0.24%
2014 G 44% Bruce Rauner (R) 5,762 66.3% Pat Quinn* (D) 2,554 29.4% 369 [+] 4.2% 8,685 16 0.24%
*: incumbent               +: ran on additional party lines               Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election           RO: runoff election           PSV: percent of state vote