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CITY · 1990 CENSUS

Swansea

Illinois · 8,201 residents · 6.477 sq mi
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The short version

Swansea has roughly average household income, with a median household income of $31,152. Population has fallen 22% since 2000, a loss of 2,378 residents. Median home value is $78,900. Poverty is rare here, at 4.5% of residents.

At a glance
Average income
near the US median
US median: $30,130
Mid-age
median age 34.6
US median: 33.0
Less educated
16% hold a bachelor's degree
US average: 20%
Stable housing
home values roughly flat, inflation adjusted
US median home: $93,722
Section 01

Population & growth

Total population
8,201
−22%vs 2000
vs 10,579 in 2000
1990 – 2025
Median age
34.6
−9%vs 2000
vs 37.9 in 2000
US average: 33.0
Population, 1990 – 2024
8K10K12K14K16K1990201020202024Swansea
202415K
1990201020202024
Age distribution, 1990
Under 57.4%(608)
US avg: 7.3%
5 to 97.3%(600)
US avg: 7.3%
10 to 145.6%(462)
US avg: 6.9%
15 to 195.3%(438)
US avg: 7.1%
20 to 245.9%(485)
US avg: 7.5%
25 to 3419.2%(1,577)
US avg: 17.5%
35 to 4416.6%(1,364)
US avg: 15.1%
45 to 548.2%(673)
US avg: 10.2%
55 to 648.3%(680)
US avg: 8.5%
65 to 748.8%(724)
US avg: 7.3%
75 to 844.5%(368)
US avg: 4%
85 and over2.7%(222)
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$31,152
−18%inflation adjusted, since 2000
vs $49,851 in 2000
US average: $30,130
1990 – 2024
Per capita income
$14,932
−42%vs 2000
vs $25,634 in 2000
US average: $14,340
Poverty rate
4.5%
−2.2 ptsvs 2000
vs 6.7% in 2000
US average: 13.2%
Section 03

Housing

Median home value
$78,900
+3%inflation adjusted, since 2000
vs $100,700 in 2000
US average: $93,722
1990 – 2024
Median gross rent
$413
+4%inflation adjusted, since 2000
vs $522 in 2000
US average: $450
Owner-occupied
72.6%
−4.6 ptsvs 2000
vs 77.2% in 2000
27.4% rent
RELATED:See current rent listings in Swansea on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic87%(9,201)
Black8.6%(909)
Hispanic / Latino1.5%(163)
Asian1.6%(166)
Other0%
1990
White, non-Hispanic94.8%(7,773)
Black4.5%(370)
Hispanic / Latino2.5%(205)
Asian0.3%(28)
Other0.4%(30)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican0.3%(37)
Puerto Rican0.2%(36)
Cuban0.2%(31)
Asian origin
Chinese0.7%(109)
Korean0.4%(59)
Mongolian0.3%(42)
Burmese0.3%(39)
Vietnamese0.2%(32)
Pakistani0.2%(32)
Filipino0.1%(22)
Asian Indian0.1%(19)
Japanese0.1%(11)
Ancestry
German27.2%(3,996)
Irish14.1%(2,080)
English10.7%(1,577)
American4.6%(675)
Polish4.2%(616)
Scottish3.2%(469)
Italian2.8%(408)
French2.3%(340)
Norwegian1%(147)
Dutch0.7%(110)
Swedish0.6%(89)
+ 19 more ancestry groups with data
Welsh0.6%(87)
Croatian0.5%(70)
Greek0.5%(67)
Czech0.4%(56)
Hungarian0.2%(27)
West Indian0.2%(27)
Danish0.1%(22)
Jamaican0.1%(22)
Nigerian0.1%(20)
Canadian0.1%(19)
Finnish0.1%(19)
Lithuanian0.1%(12)
Austrian0.1%(11)
Arab0.1%(10)
Lebanese0.1%(10)
Belgian0.1%(9)
British0.1%(9)
Haitian0%(5)
RANKED:Largest German population · Largest Irish population · Largest English population · Largest American population · Largest Polish population
Section 05

Education

Bachelor's degree or higher
16.3%
−11.1 ptsvs 2000
vs 27.4% in 2000
US average: 20.3%
High school or higher
80.3%
−4.4 ptsvs 2000
vs 84.7% in 2000
US average: 75.2%
Graduate degree
6.3%
−4.8 ptsvs 2000
vs 11.1% in 2000
US average: 7.1%
Section 06

Commute & transportation

Average commute
18.7 min
+17%vs 2000
vs 15.9 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status (2024)
Men 15+
Never married32.6%(1,897)
Married57.9%(3,376)
Widowed2%(115)
Divorced7.5%(438)
Women 15+
Never married26.2%(1,605)
Married52.5%(3,221)
Widowed7.4%(454)
Divorced13.9%(854)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Drill deeper

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Compare Swansea to nearby cities

SWANSEA VS
Belleville
Income$63,535+104%
Home value$141,300+79%
Population40,237+180%
SEE FULL COMPARISON →
SWANSEA VS
Fairview Heights
Income$80,930+160%
Home value$177,700+125%
Population16,175+13%
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SWANSEA VS
Shiloh
Income$99,573+220%
Home value$274,000+247%
Population14,604+2%
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SWANSEA VS
O'Fallon
Income$105,982+240%
Home value$295,700+275%
Population32,656+127%
SEE FULL COMPARISON →
Frequently asked

How many people live in Swansea, Illinois?

Swansea, Illinois has about 8,201 residents according to the 1990 Census.

What is the median household income in Swansea, Illinois?

The typical household in Swansea, Illinois earns about $31,152 a year. Half of households make more than that, and half make less.

Is Swansea, Illinois expensive?

In Swansea, Illinois, the median home is worth about $78,900, and the typical rent is about $413 a month.

How educated are people in Swansea, Illinois?

About 16.3% of adults age 25 and over in Swansea, Illinois hold a bachelor's degree or higher.

What is the poverty rate in Swansea, Illinois?

About 4.5% of people in Swansea, Illinois live below the federal poverty line.

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

How we source and harmonize this data →