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St. Clair township, IL


St. Clair County, IL

Tracts in this county

   

2022 population: 35,673   ( 175 from 2010 )
Land area: 20.4 square miles
Population density: 1750.9 persons per square mile

2022 Census data
White:23,353 65.46% 5.1%
Black:8,17222.91% 0.5%
Indian:760.21% 33.3%
Asian:9572.68% 23.6%
2+ races:1,7945.03% 107.6%
Hispanic:8082.27% 10.2%
Total non-White:12,32034.54% 13.2%

2010-2022 ComponentsNumberRate
Change in White population:-1,261 -4.3
Change in Non-White pop.:1,436 4.9



Historical Presidential Election Results for St. Clair township, IL

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +132 D +2,017 D + 10.3%
D +2,149
2020 vs. 2012 R -19 D +2,046 D + 10.5%
D +2,027
2020 vs. 2008 R +333 D +915 D + 4.1%
D +1,248
2016 vs. 2008 R +201 R +1,102 R + 6.2%
D -901
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 72% Joe Biden (D) 10,724 54.9% Donald Trump* (R) 8,315 42.6% 482 2.5% 19,521 2 -4 0.32%
2016 66% Hillary Clinton (D) 8,575 47.7% Donald Trump (R) 8,183 45.6% 1,206 6.7% 17,964 7 0 0.32%
2012 64% Barack Obama* (D) 8,697 50.2% Mitt Romney (R) 8,334 48.2% 277 1.6% 17,308 7 1 0.33%
2008 67% Barack Obama (D) 9,476 53.5% John McCain (R) 7,982 45.0% 261 1.5% 17,719 8 -1 0.32%
2000 56% George W. Bush (R) 7,110 54.3% Albert Gore, Jr. (D) 5,688 43.5% 286 2.2% 13,084 12 6 0.28%
* incumbent         PSV: percent of state vote



2020 President, St. Clair township
CandidateVotesPct
Joe Biden (D) 10,724 54.9%
Donald Trump* (R) 8,315 42.6%
Jo Jorgensen (Lbt) 240 1.2%
Other 242 1.2%
TOTAL 19,521
Turnout: 72% Diff (St): 2 Diff (US): -4


2016 President, St. Clair township
CandidateVotesPct
Hillary Clinton (D) 8,575 47.7%
Donald Trump (R) 8,183 45.6%
Gary Johnson (Lbt) 701 3.9%
Other 505 2.8%
TOTAL 17,964
Turnout: 66% Diff (St): 7 Diff (US): 0


2012 President, St. Clair township
CandidateVotesPct
Barack Obama* (D) 8,697 50.2%
Mitt Romney (R) 8,334 48.2%
Other 277 1.6%
TOTAL 17,308
Turnout: 64% Diff (St): 7 Diff (US): 1


2008 President, St. Clair township
CandidateVotesPct
Barack Obama (D) 9,476 53.5%
John McCain (R) 7,982 45.0%
Other 261 1.5%
TOTAL 17,719
Turnout: 67% Diff (St): 8 Diff (US): -1


2000 President, St. Clair township
CandidateVotesPct
George W. Bush (R) 7,110 54.3%
Albert Gore, Jr. (D) 5,688 43.5%
Ralph Nader (Grn) 221 1.7%
Other 65 0.5%
TOTAL 13,084
Turnout: 56% Diff (St): 12 Diff (US): 6
* incumbent

Historical Statewide Election Results for St. Clair 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 49% Tammy Duckworth* (D) 7,532 56.0% Kathy Salvi (R) 5,644 42.0% 263 [+] 2.0% 13,439 0 0.33%
2022 G 49% J.B. Pritzker* (D) 7,188 53.5% Darren Bailey (R) 5,854 43.6% 399 [+] 3.0% 13,441 1 0.33%
2020 S2 71% Richard Durbin* (D) 10,437 54.0% Mark Curran (R) 8,245 42.7% 631 [+] 3.3% 19,313 4 0.32%
2018 G 55% J.B. Pritzker (D) 8,045 53.4% Bruce Rauner* (R) 6,227 41.4% 780 [+] 5.2% 15,052 3 0.33%
2016 S3 65% Tammy Duckworth (D) 9,769 55.0% Mark Kirk* (R) 7,198 40.5% 802 [+] 4.5% 17,769 1 0.32%
2014 S2 42% Jim Oberweis (R) 5,758 50.7% Richard Durbin* (D) 5,213 45.9% 385 [+] 3.4% 11,356 8 0.32%
2014 G 42% Bruce Rauner (R) 6,457 57.1% Pat Quinn* (D) 4,373 38.7% 473 [+] 4.2% 11,303 7 0.31%
*: 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