CensusEasy
COUNTY · 2020 ACS

Sangamon County

Illinois · 196,343 residents · 868.23 sq mi
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The short version

Sangamon County has roughly average household income, with a median household income of $61,743. Population has held roughly steady since 2000. Median home value has risen by half since 2000, reaching $144,100.

At a glance
Lower income
below the US median
US median: $66,278
Older
median age 41.1
US median: 38.8
Average education
34% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01

Population & growth

196,343
+4%since 2000
from 188,951 in 2000
1990 – 2025
41.1
+10%since 2000
from 37.3 in 2000
US average: 38.8
Population, 19902024
176K183K189K195K201K1990201020202024Sangamon County
2024195K
1990201020202024
Age distribution, 2020
Under 55.6%(10,983)
US avg: 5.6%
5 to 96%(11,783)
US avg: 6.1%
10 to 146.4%(12,642)
US avg: 6.5%
15 to 196.4%(12,542)
US avg: 6.6%
20 to 245.5%(10,882)
US avg: 6.7%
25 to 3412.2%(23,957)
US avg: 13.5%
35 to 4412.5%(24,624)
US avg: 12.7%
45 to 5412.2%(23,921)
US avg: 12.3%
55 to 6414.4%(28,312)
US avg: 13.1%
65 to 7411.3%(22,192)
US avg: 10%
75 to 845.3%(10,331)
US avg: 4.9%
85 and over2.1%(4,174)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$61,743
−4%inflation adjusted, since 2000
from $42,957 in 2000
US average: $66,278
1990 – 2024
$35,549
+53%since 2000
from $23,173 in 2000
US average: $35,364
Households earning $100K+
42.1%
+10.6 ptssince 2009
from 31.5% in 2009
US average: 43.9%
14.0%
+4.7 ptssince 2000
from 9.3% in 2000
US average: 12.8%
Workforce by industry, 2020
Information10.4%
US avg: 11.1%
Other services7.6%
US avg: 6.6%
Public administration6.3%
US avg: 4.7%
Retail trade5.4%
US avg: 10%
Wholesale trade4.6%
US avg: 6.7%
Finance & insurance4.5%
US avg: 5.5%
Professional, scientific, technical3.4%
US avg: 4.7%
Transportation & warehousing2.2%
US avg: 2.5%
Arts, entertainment, food1.4%
US avg: 2%
Agriculture, forestry, fishing1.4%
US avg: 1.7%
Construction1.2%
US avg: 1.2%
Education & health services1.1%
US avg: 0.8%
Manufacturing0.2%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

$144,100
+9%inflation adjusted, since 2000
from $87,600 in 2000
US average: $265,253
1990 – 2024
$829
+10%inflation adjusted, since 2000
from $503 in 2000
US average: $1,124
68.0%
−2.0 ptssince 2000
from 70.0% in 2000
32.0% rent
2.3
+4%since 2009
from 2.2 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
RELATED:See current rent listings in Sangamon County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic86.8%(163,967)
Black9.6%(18,134)
Hispanic / Latino1.1%(2,000)
Asian1.1%(2,067)
Other0%
2020
White, non-Hispanic76.6%(150,467)
Black13.1%(25,686)
Hispanic / Latino2.7%(5,309)
Asian2.2%(4,300)
Other3.2%(6,186)
42
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican1.3%(2,602)
Puerto Rican0.4%(872)
Cuban0.1%(199)
Colombian0.1%(178)
Spaniard0.1%(102)
Honduran0%(45)
Bolivian0%(33)
+ 5 more hispanic origin groups with data
Asian origin
Asian Indian0.9%(1,681)
Chinese0.3%(589)
Filipino0.2%(481)
Korean0.1%(227)
Vietnamese0.1%(224)
Pakistani0.1%(184)
Japanese0.1%(109)
Thai0%(96)
Taiwanese0%(91)
Laotian0%(80)
Nepalese0%(51)
+ 5 more asian origin groups with data
Pacific Islander origin
Chamorro0%(37)
Samoan0%(4)
Ancestry
German22%(43,058)
Irish12.5%(24,571)
English10.1%(19,814)
American5.5%(10,857)
Italian5.1%(10,038)
French2.3%(4,508)
Polish2%(3,856)
Scottish1.9%(3,702)
Dutch1.4%(2,759)
Swedish1.1%(2,123)
Scotch-Irish1.1%(2,059)
British0.9%(1,780)
+ 43 more ancestry groups with data
Norwegian0.8%(1,494)
Welsh0.7%(1,382)
Lithuanian0.6%(1,185)
Slovak0.4%(798)
Czech0.3%(681)
Swiss0.3%(646)
Danish0.3%(538)
Hungarian0.3%(505)
Greek0.2%(479)
Austrian0.2%(471)
Portuguese0.2%(461)
Russian0.2%(383)
Croatian0.2%(338)
Nigerian0.2%(320)
West Indian0.2%(296)
Ukrainian0.1%(236)
Slovene0.1%(201)
Jordanian0.1%(187)
Lebanese0.1%(176)
Finnish0.1%(164)
Belgian0.1%(124)
Canadian0.1%(123)
Turkish0%(85)
Armenian0%(83)
Syrian0%(66)
Iraqi0%(57)
Latvian0%(57)
Iranian0%(56)
Haitian0%(56)
Brazilian0%(50)
Jamaican0%(49)
Romanian0%(46)
Kenyan0%(34)
Serbian0%(27)
Arab0%(26)
Bulgarian0%(21)
Ghanaian0%(19)
Egyptian0%(11)
RANKED:Largest German population · Largest Irish population · Largest English population · Largest American population · Largest Italian population
Section 05

Education

34.1%
+5.6 ptssince 2000
from 28.6% in 2000
US average: 32.9%
High school or higher
92.5%
+4.4 ptssince 2000
from 88.1% in 2000
US average: 88.5%
13.1%
+2.8 ptssince 2000
from 10.3% in 2000
US average: 12.7%
Section 06

Commute & transportation

19.8 min
+71%since 2000
from 11.6 min in 2000
US average: 26.9
82.4%
−1.2 ptssince 2009
from 83.5% in 2009
US average: 75.1%
7.8%
+1.3 ptssince 2009
from 6.6% in 2009
US average: 8.4%
Section 07

Work & employment

5.0%
−2.6 ptssince 2011
from 7.5% in 2011
US average: 5.4%
62.4%
−6.4 ptssince 2011
from 68.9% in 2011
US average: 63.4%
43.4%
−25.3 ptssince 2009
from 68.7% in 2009
US average: 39.3%
Section 08

People & community

47.9%
+0.1 ptssince 2009
from 47.9% in 2009
52.1%
−0.1 ptssince 2009
from 52.1% in 2009
3.0%
+0.6 ptssince 2009
from 2.5% in 2009
US average: 13.5%
3.7%
−87.3 ptssince 2013
from 91.0% in 2013
US average: 8.8%
Marital status (2024)
Men 15+
Never married36%(27,395)
Married49.7%(37,846)
Widowed3.3%(2,510)
Divorced11.1%(8,448)
Women 15+
Never married31.3%(26,237)
Married44.8%(37,609)
Widowed9.3%(7,787)
Divorced14.7%(12,317)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Sangamon County, Illinois?

Sangamon County, Illinois has about 196,343 residents according to the 2020 American Community Survey.

What is the median household income in Sangamon County, Illinois?

The typical household in Sangamon County, Illinois earns about $61,743 a year. Half of households make more than that, and half make less.

Is Sangamon County, Illinois expensive?

In Sangamon County, Illinois, the median home is worth about $144,100, and the typical rent is about $829 a month.

How educated are people in Sangamon County, Illinois?

About 34.1% of adults age 25 and over in Sangamon County, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Sangamon County, Illinois?

About 14.0% of people in Sangamon County, Illinois live below the federal poverty line.

Has Sangamon County, Illinois grown since 1990?

Yes, Sangamon County, Illinois has grown since 1990. The population has added about 17,957 residents, a change of about 10 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →