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Algonquin township, IL


McHenry County, IL

Tracts in this county

   

2022 population: 87,879   ( 510 from 2010 )
Land area: 46.5 square miles
Population density: 1890.3 persons per square mile

2022 Census data
White:69,080 78.61% 8.0%
Black:1,2771.45% 46.4%
Indian:1070.12% 5.3%
Asian:2,6172.98% 5.7%
2+ races:2,5072.85% 121.7%
Hispanic:11,98613.64% 38.1%
Total non-White:18,79921.39% 41.0%

2010-2022 ComponentsNumberRate
Change in White population:-5,981 -8.2
Change in Non-White pop.:5,471 7.5




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

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

2010
88,389
75,06184.92%
8720.99%
1130.13%
2,4752.80%
1,1311.28%
8,6799.82%
13,32815.08%

2000
86,219
79,05791.69%
5590.65%
1110.13%
1,2241.42%
5120.59%
4,6495.39%
7,1628.31%

1990
57,746
55,75996.56%
880.15%
970.17%
4230.73%
n/a
1,3792.39%
1,9873.44%

1980
44,282
43,39998.01%
280.06%
80.02%
2520.57%
n/a
5701.29%
8831.99%

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
-3,996 -4.6
6,166 7.2
1990's
NumberRate
n/a
n/a
n/a
n/a
23,298 40.3
5,175 9.0
1980's
NumberRate
n/a
n/a
n/a
n/a
12,360 27.9
1,104 2.5

Age, Family & Household Data for Algonquin 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
40.0
19,320 22.0%
68,559 78.0%
12,788 14.6%
32,853
2.67
24,172 73.6%
19,120 79.1%
1,642 6.8%
8,681 26.4%

2010
NumberPercent
38.3
23,713 26.8%
64,676 73.2%
8,026 9.1%
31,643
2.79
23,675 74.8%
19,542 82.5%
1,604 6.8%
7,968 25.2%

2000
NumberPercent
33.8
27,105 31.4%
59,114 68.6%
5,885 6.8%
29,437
2.93
23,322 79.2%
20,584 88.3%
1,113 4.8%
6,115 20.8%

1990
NumberPercent
31.5
17,226 29.8%
40,520 70.2%
4,232 7.3%
19,805
2.91
16,117 81.4%
14,560 90.3%
506 3.1%
3,688 18.6%

1980
NumberPercent
28.7
14,699 33.2%
29,583 66.8%
2,974 6.7%
14,254
3.10
11,892 83.4%
10,719 90.1%
550 4.6%
2,362 16.6%

2022 Housing Data for Algonquin township, IL

Housing Data
 Number%
Housing Units34,027 
Median Value$268,300 
Occupied32,85396.5%
Vacant1,1743.5%
Owned26,83781.7%
Rented6,01618.3%
Median Rent$1,474 
Single-Family Units29,38086.3%
    Detached24,97473.4%
    Attached4,40612.9%
Buldings with 5+ Units3,39610.0%
Mobile Homes2850.8%

2022 Income & Employment Data for Algonquin township, IL

Household Income
RangeNumber%
Less than $10,0007642.3%
$10,000 to $14,9995731.7%
$15,000 to $19,9994731.4%
$20,000 to $24,9995511.7%
$25,000 to $29,9999562.9%
$30,000 to $34,9996612.0%
$35,000 to $39,9996301.9%
$40,000 to $44,9999522.9%
$45,000 to $49,9997902.4%
$50,000 to $59,9992,1616.6%
$60,000 to $74,9992,8458.7%
$75,000 to $99,9994,71014.3%
$100,000 to $124,9994,03212.3%
$125,000 to $149,9993,30410.1%
$150,000 to $199,9994,83314.7%
$200,000 or more4,61814.1%
Median Household Income101,922 
Per Capita Income46,646 
Welfare Households
 Number%
SSI1,2923.9%
Public Assistance7362.2%
Public Asst. or Food Stamps2,3247.1%
Labor Force, Ages 25-64
 Number%
Employed39,65278.1%
Unemployed2,6295.2%
In Armed Forces00.0%
Total Labor Force42,28183.2%
Not in Labor Force8,51016.8%
Real Unemployment Rate 21.9%
Class of Worker
 MaleFemale% Male
Private Sector19,86215,70755.8%
Non-Profit8432,26627.1%
Self-Employed2,2481,64857.7%
Local Government1,6452,25042.2%
State Government37743446.5%
Federal Government40233754.4%
Total Private + Self22,11017,35556.0%
Total Non-Profit + Govt.3,2675,28738.2%
Total25,37722,64252.8%
Pct. Govt.11.3%  
Occupation
 Number%
Management, Business, Science, Arts9,49819.7%
Sales and Office Occupations11,40223.7%
Professional, Technical10,78522.4%
Service Occupations6,59413.7%
Farming, Forestry, Fishing160.0%
All others9,82220.4%
White Collar 65.9%
Industry
 Number%
Manufacturing6,93914.4%
Retail trade6,29213.1%
Health care and social assistance5,31911.1%
Educational services4,0278.4%
Professional, scientific, technical3,7807.9%
Finance and insurance2,9826.2%
Construction2,9806.2%
Accommodation and food services2,9116.1%
Transportation and warehousing2,6045.4%
Administrative, support, waste mgmt.2,2174.6%
Other services2,2114.6%
Public administration1,4373.0%
Wholesale trade1,4072.9%
Information1,1332.4%
Arts, entertainment, recreation8791.8%
Real estate and rental and leasing6071.3%
Utilities1420.3%
Management1040.2%
Agriculture, forestry, fishing, hunting880.2%
Mining, quarrying, oil/gas extraction420.1%

2022 Ancestry, Citizenship & Language Data for Algonquin township, IL

Hispanic Breakdown
CountryNumber%
Mexican8,0529.16%
Puerto Rican1,2101.38%
Cuban1950.22%
Dominican370.04%
Total Central American9291.06%
Costa Rican260.03%
Guatemalan1490.17%
Honduran00.00%
Nicaraguan2200.25%
Panamanian1820.21%
Salvadoran3520.40%
Other Central American00.00%
Total South American7980.91%
Argentinean220.03%
Bolivian00.00%
Chilean1400.16%
Colombian2420.28%
Ecuadorian00.00%
Paraguayan00.00%
Peruvian3860.44%
Uruguayan00.00%
Venezuelan80.01%
Other South American00.00%
Other Hispanic7650.87%
Asian Breakdown
CountryNumber%
Filipino8310.95%
Vietnamese4930.56%
Korean4810.55%
Indian3140.36%
Chinese2790.32%
Cambodian1130.13%
Japanese400.05%
Mongolian320.04%
Thai220.03%
Language Spoken at Home
LanguageNumber%
English70,91684.9%
Spanish7,2158.6%
Russian, Polish, other Slavic2,3652.8%
Other Indo-European8631.0%
Tagalog5730.7%
Vietnamese3500.4%
German, other Germanic3260.4%
Korean2760.3%
Other Asian2490.3%
Ancestry
CountryNumber%
German22,37725.5%
Irish13,61215.5%
Polish10,35111.8%
Italian10,04611.4%
English7,6208.7%
Swedish3,0483.5%
American1,8982.2%
Norwegian1,5481.8%
Scottish1,4921.7%
French1,4081.6%
Czech1,1711.3%
European1,0881.2%
Dutch9841.1%
Scotch-Irish9731.1%
Greek9521.1%
Citizenship & Nativity
 Number%
U.S. citizen84,28595.9%
Not a citizen3,5944.1%
Native79,10190.0%
Foreign-born8,77810.0%

2022 Educational Attainment Data for Algonquin township, IL

Educational Attainment, Population 25 Years and Older
< 9 Years9-12 YearsH.S. Grad or GEDSome CollegeBach. DegreeGrad Degree
1,145 1.9%1,712 2.8%13,665 22.6%20,826 34.5%15,573 25.8%7,448 12.3%
  Average years of education: 14.0
Population 25 Years and Older
< 9 Years 1,145 1.9%
9-12 Years 1,712 2.8%
H.S. Grad or GED 13,665 22.6%
Some College 20,826 34.5%
Bach. Degree 15,573 25.8%
Grad Degree 7,448 12.3%
Average years of education: 14.0

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

Historical Presidential Election Results for Algonquin township, IL

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +2,402 D +3,132 D + 6.7%
D +5,534
2020 vs. 2012 R +1,454 D +5,040 D + 11.6%
D +6,494
2020 vs. 2008 R +3,085 R +237 R + 1.6%
D +2,848
2016 vs. 2008 R +683 R +3,369 R + 8.3%
D -2,686
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 71% Joe Biden (D) 24,936 51.9% Donald Trump* (R) 21,795 45.4% 1,286 2.7% 48,017 5 -1 0.79%
2016 63% Hillary Clinton (D) 19,402 46.3% Donald Trump (R) 19,393 46.3% 3,086 7.4% 41,881 8 0 0.75%
2012 61% Mitt Romney (R) 20,341 51.3% Barack Obama* (D) 18,442 46.5% 839 2.1% 39,622 11 4 0.75%
2008 65% Barack Obama (D) 22,088 53.2% John McCain (R) 18,710 45.1% 718 1.7% 41,516 8 -1 0.75%
2000 60% George W. Bush (R) 20,575 57.7% Albert Gore, Jr. (D) 14,000 39.3% 1,063 3.0% 35,638 15 10 0.75%
* incumbent         PSV: percent of state vote



2020 President, Algonquin township
CandidateVotesPct
Joe Biden (D) 24,936 51.9%
Donald Trump* (R) 21,795 45.4%
Jo Jorgensen (Lbt) 646 1.3%
Other 640 1.3%
TOTAL 48,017
Turnout: 71% Diff (St): 5 Diff (US): -1


2016 President, Algonquin township
CandidateVotesPct
Hillary Clinton (D) 19,402 46.3%
Donald Trump (R) 19,393 46.3%
Gary Johnson (Lbt) 2,224 5.3%
Other 862 2.1%
TOTAL 41,881
Turnout: 63% Diff (St): 8 Diff (US): 0


2012 President, Algonquin township
CandidateVotesPct
Barack Obama* (D) 18,442 46.5%
Mitt Romney (R) 20,341 51.3%
Other 839 2.1%
TOTAL 39,622
Turnout: 61% Diff (St): 11 Diff (US): 4


2008 President, Algonquin township
CandidateVotesPct
Barack Obama (D) 22,088 53.2%
John McCain (R) 18,710 45.1%
Other 718 1.7%
TOTAL 41,516
Turnout: 65% Diff (St): 8 Diff (US): -1


2000 President, Algonquin township
CandidateVotesPct
George W. Bush (R) 20,575 57.7%
Albert Gore, Jr. (D) 14,000 39.3%
Ralph Nader (Grn) 858 2.4%
Other 205 0.6%
TOTAL 35,638
Turnout: 60% Diff (St): 15 Diff (US): 10
* incumbent

Historical Statewide Election Results for Algonquin 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 50% Tammy Duckworth* (D) 17,498 52.6% Kathy Salvi (R) 15,019 45.2% 747 [+] 2.2% 33,264 4 0.81%
2022 G 49% J.B. Pritzker* (D) 17,365 52.3% Darren Bailey (R) 14,602 44.0% 1,246 [+] 3.8% 33,213 2 0.81%
2020 S2 71% Richard Durbin* (D) 23,252 48.9% Mark Curran (R) 21,739 45.7% 2,537 [+] 5.3% 47,528 7 0.80%
2018 G 53% Bruce Rauner* (R) 17,200 49.1% J.B. Pritzker (D) 15,981 45.6% 1,863 [+] 5.3% 35,044 10 0.77%
2016 S3 63% Mark Kirk* (R) 20,550 49.3% Tammy Duckworth (D) 18,125 43.4% 3,050 [+] 7.3% 41,725 9 0.76%
2014 S2 41% Jim Oberweis (R) 14,878 54.8% Richard Durbin* (D) 11,042 40.7% 1,221 [+] 4.5% 27,141 12 0.75%
2014 G 42% Bruce Rauner (R) 17,417 63.9% Pat Quinn* (D) 9,029 33.1% 828 [+] 3.0% 27,274 14 0.75%
*: 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