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CITY · 2020 ACS

Swansea

Illinois · 14,386 residents · 6.477 sq mi
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The short version

Swansea is wealthier than most US places, with a median household income of $81,625. Population has grown 36% since 2000. Median home value has risen by half since 2000, reaching $167,200. Poverty is rare here, at 5.0% of residents.

At a glance
Wealthier
above the US median
US median: $66,278
Older
median age 43.8
US median: 38.8
More educated
44% 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

Total population
14,386
+36%since 2000
from 10,579 in 2000
1990 – 2025
Population density
2,221 / sq mi
+36%since 2000
from 1,633 / sq mi in 2000
US average: 280
Median age
43.8
+16%since 2000
from 37.9 in 2000
US average: 38.8
Population, 1990 – 2024
8K10K12K14K16K1990201020202024Swansea
202415K
1990201020202024
Section 02

Income & economy

Median household income
$81,625
+9%inflation adjusted, since 2000
from $49,851 in 2000
US average: $66,278
1990 – 2024
Per capita income
$44,275
+73%since 2000
from $25,634 in 2000
US average: $35,364
Households earning $100K+
53.3%
+8.8 ptssince 2009
from 44.6% in 2009
US average: 43.9%
Poverty rate
5.0%
−1.7 ptssince 2000
from 6.7% in 2000
US average: 12.8%
Workforce by industry, 2020
Information13.4%
US avg: 11.1%
Other services7.9%
US avg: 6.6%
Finance & insurance7%
US avg: 5.5%
Retail trade6.8%
US avg: 10%
Public administration5.1%
US avg: 4.7%
Professional, scientific, technical4.5%
US avg: 4.7%
Wholesale trade3.9%
US avg: 6.7%
Education & health services2.5%
US avg: 0.8%
Arts, entertainment, food1.9%
US avg: 2%
Transportation & warehousing1.6%
US avg: 2.5%
Agriculture, forestry, fishing0.2%
US avg: 1.7%
Manufacturing0.2%
US avg: 0.5%
Construction0.1%
US avg: 1.2%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$167,200
+10%inflation adjusted, since 2000
from $100,700 in 2000
US average: $265,253
1990 – 2024
Median gross rent
$1,057
+35%inflation adjusted, since 2000
from $522 in 2000
US average: $1,124
Owner-occupied
71.1%
−6.1 ptssince 2000
from 77.2% in 2000
28.9% rent
Afford Score
2.0
+1%since 2000
from 2.0 in 2000
1990 – 2024
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%
Diversity Score26.9%(2,844)
2020
White, non-Hispanic64.5%(9,286)
Black22.7%(3,268)
Hispanic / Latino4.1%(589)
Asian2.7%(389)
Other5%(721)
Diversity Score64.7%(9,314)
Diversity Score
65
+141%since 2000
from 27 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
43.9%
+16.5 ptssince 2000
from 27.4% in 2000
US average: 32.9%
High school or higher
95.8%
+11.0 ptssince 2000
from 84.7% in 2000
US average: 88.5%
Graduate degree
19.7%
+8.7 ptssince 2000
from 11.1% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
24.5 min
+54%since 2000
from 15.9 min in 2000
US average: 26.9
Drive alone to work
87.0%
+1.1 ptssince 2009
from 86.0% in 2009
US average: 75.1%
No vehicle available
3.0%
−0.2 ptssince 2009
from 3.2% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
3.3%
−2.7 ptssince 2011
from 5.9% in 2011
US average: 5.4%
Labor force participation
71.0%
+3.5 ptssince 2011
from 67.5% in 2011
US average: 63.4%
Management & professional
47.5%
−21.2 ptssince 2009
from 68.7% in 2009
US average: 39.3%
Section 08

People & community

Male
47.9%
+2.0 ptssince 2009
from 45.9% in 2009
Female
52.1%
−2.0 ptssince 2009
from 54.1% in 2009
Foreign born
5.8%
+2.4 ptssince 2009
from 3.4% in 2009
US average: 13.5%
Uninsured
5.4%
−87.6 ptssince 2013
from 93.0% in 2013
US average: 8.8%
Drill deeper

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Head to head

Compare Swansea to nearby cities

SWANSEA VS
Belleville
Income$63,535−22%
Home value$141,300−15%
Population40,237+180%
SEE FULL COMPARISON →
SWANSEA VS
Fairview Heights
Income$80,930−1%
Home value$177,700+6%
Population16,175+13%
SEE FULL COMPARISON →
SWANSEA VS
Shiloh
Income$99,573+22%
Home value$274,000+64%
Population14,604+2%
SEE FULL COMPARISON →
SWANSEA VS
O'Fallon
Income$105,982+30%
Home value$295,700+77%
Population32,656+127%
SEE FULL COMPARISON →
Frequently asked

How many people live in Swansea, Illinois?

Swansea, Illinois has about 14,386 residents according to the 2020 American Community Survey.

What is the median household income in Swansea, Illinois?

The typical household in Swansea, Illinois earns about $81,625 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 $167,200, and the typical rent is about $1,057 a month.

How educated are people in Swansea, Illinois?

About 43.9% 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 5.0% of people in Swansea, Illinois live below the federal poverty line.

Has Swansea, Illinois grown since 1990?

Yes, Swansea, Illinois has grown since 1990. The population has added about 6,185 residents, a change of about 75 percent over that period.

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

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