United States › Illinois › Swansea CITY · 2020 ACS
Swansea Illinois · 14,386 residents · 6.48 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
Swansea is home to 14,386 people in Illinois. At a median age of 43.8, this is an older place than the country as a whole. The population is up 36% since 2000. 44% of adults hold a bachelor's degree or higher. The poverty rate is 5.0%, under the national 12.8%. Home values have risen by half since 2000, reaching $167,200.
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 from 37.9 in 2000
US average: 38.8
Population, 1990 – 2024
8K 10K 12K 14K 16K 1990 2000 2010 2020 2024 Swansea Age distribution, 2020
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Section 02
Income & economy $81,625
+9%inflation adjusted, since 2000
from $49,851 in 2000
US average: $66,278
from $25,634 in 2000
US average: $35,364
Households earning $100K+
from 44.6% in 2009
US average: 43.9%
from 6.7% in 2000
US average: 12.8%
Workforce by industry, 2020
Public administration 5.1%
Professional, scientific, technical 4.5%
Education & health services 2.5%
Arts, entertainment, food 1.9%
Transportation & warehousing 1.6%
Agriculture, forestry, fishing 0.2%
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$167,200
+10%inflation adjusted, since 2000
from $100,700 in 2000
US average: $265,253
$1,057
+35%inflation adjusted, since 2000
from $522 in 2000
US average: $1,124
from 77.2% in 2000
28.9% rent
from 2.52 people in 2009
US average: 2.61
from 2.5 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 87%(9,201)
Hispanic / Latino 1.5%(163)
2020
White, non-Hispanic 64.5%(9,286)
Hispanic / Latino 4.1%(589)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 24 more ancestry groups with data from 27.4% in 2000
US average: 32.9%
High school or higher
from 84.7% in 2000
US average: 88.5%
from 11.1% in 2000
US average: 12.7%
Section 06
Commute & transportation from 15.9 min in 2000
US average: 26.9
from 86.0% in 2009
US average: 75.1%
from 3.2% in 2009
US average: 8.4%
Section 07
Work & employment from 5.9% in 2011
US average: 5.4%
from 67.5% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 42.0% in 2009
US average: 39.3%
Section 08
People & community from 3.4% in 2009
US average: 13.5%
from 7.0% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Men 15+
Never married 32.6%(1,897)
Women 15+
Never married 26.2%(1,605)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 7.0% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 29.9%(407)
Gulf War (1990s) 39.7%(541)
Share of the 1,363 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
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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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