Swansea, IL
Demographics And Statistics

Demographics | Crime | Cost Of Living
Updated: 2025-10-25

Living In Swansea, Illinois Summary

Life in Swansea research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in Swansea over the past nine years using Census, FBI, Zillow, and other primary data sources. Based on the most recently available data, we found the following about life in Swansea:

  • The population in Swansea is 14,603.

  • The median home value in Swansea is $264,950.

  • The median income in Swansea is $84,367.

  • The cost of living in Swansea is 93 which is 0.9x lower than the national average.

  • The median rent in Swansea is $1,178.

  • The unemployment rate in Swansea is 4.8%.

  • The poverty rate in Swansea is 8.3%.

  • The average high in Swansea is 66.2° and the average low is 46.0°.

Swansea SnackAbility

9
Overall SnackAbility
Jobs
8.5/10
Housing
8
Affordability
9
Diversity
8.5
Safety
8.5
Amenities
8.5
Education
9
Commute
8

Swansea, IL Crime Report

Crime in Swansea summary. We use data from the FBI to determine the crime rates in Swansea. Key points include:

  • There were 114 total crimes in Swansea in the last reporting year.

  • The overall crime rate per 100,000 people in Swansea is 785.4 / 100k people.

  • The violent crime rate per 100,000 people in Swansea is 41.3 / 100k people.

  • The property crime rate per 100,000 people in Swansea is 744.1 / 100k people.

  • Overall, crime in Swansea is -62.94% below the national average.

114
Total Crimes
-62.94%
Below National Average

Crime In Swansea Comparison Table

Statistic Count
Raw
Swansea
/ 100k People
Illinois
/ 100k People
National
/ 100k People
Total Crimes Per 100K 114 785.4 2,004.4 2,119.2
Violent Crime 6 41.3 289.2 359.0
Murder 0 0.0 5.8 5.0
Robbery 0 0.0 90.2 61.0
Aggravated Assault 5 34.4 146.3 256.0
Property Crime 108 744.1 1,715.2 1,760.0
Burglary 13 89.6 290.5 229.0
Larceny 90 620.0 1,134.4 1,272.0
Car Theft 5 34.4 290.4 259.0

Swansea, IL Cost Of Living

Cost of living in Swansea summary. We use data on the cost of living to determine how expensive it is to live in Swansea. Real estate prices drive most of the variance in cost of living around Illinois. Key points include:

  • The cost of living in Swansea is 93 with 100 being average.

  • The cost of living in Swansea is 0.9x lower than the national average.

  • The median home value in Swansea is $264,950.

  • The median income in Swansea is $84,367.

93
Swansea's Overall Cost Of Living
0.9x
Lower Than The National Average

Cost Of Living In Swansea Comparison Table

Living Expense Swansea Illinois National Average
Overall 93 97 100
Services 91 95 100
Groceries 95 99 100
Health 87 93 100
Housing 95 95 100
Transportation 94 102 100
Utilities 101 91 100

Swansea, IL Weather

  • The average high in Swansea is 66.2° and the average low is 46.0°.

  • There are 71.6 days of precipitation each year.

  • Expect an average of 41.9 inches of precipitation each year with 12.9 inches of snow.

StatSwansea
Average Annual High66.2
Average Annual Low46.0
Annual Precipitation Days71.6
Average Annual Precipitation41.9
Average Annual Snowfall12.9
66.2°
Average High
71.6
Days of Rain

Swansea, IL Photos

Greaterstl
Source: Public Domain

Rankings for Swansea in Illinois

Locations Around Swansea

Map Of Swansea, IL

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Swansea Demographics And Statistics

Population over time in Swansea

The current population in Swansea is 14,603. The population has increased 12.8% from 2010.

Year Population % Change
2023 14,603 -1.9%
2022 14,888 -1.0%
2021 15,037 6.6%
2020 14,100 1.8%
2019 13,851 -0.1%
2018 13,863 0.8%
2017 13,753 0.2%
2016 13,722 -1.1%
2015 13,869 -0.0%
2014 13,870 0.6%
2013 13,787 2.2%
2012 13,495 1.5%
2011 13,293 2.7%
2010 12,941 -

Race / Ethnicity in Swansea

White
71.8% (10,492)
African American
17.7% (2,579)
American Indian
0.0% (0)
Asian
2.4% (346)
Hawaiian
0.0% (0)
Other
0.0% (0)
Two Or More
7.1% (1,030)
Hispanic
1.1% (156)

Swansea is:

  • 71.8% White with 10,492 White residents.

  • 17.7% African American with 2,579 African American residents.

  • 0.0% American Indian with 0 American Indian residents.

  • 2.4% Asian with 346 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.0% Other with 0 Other residents.

  • 7.1% Two Or More with 1,030 Two Or More residents.

  • 1.1% Hispanic with 156 Hispanic residents.

Race Swansea IL USA
White 71.8% 58.7% 58.2%
African American 17.7% 13.6% 12.0%
American Indian 0.0% 0.1% 0.5%
Asian 2.4% 5.8% 5.7%
Hawaiian 0.0% 0.0% 0.2%
Other 0.0% 0.3% 0.5%
Two Or More 7.1% 3.0% 3.9%
Hispanic 1.1% 18.5% 19.0%

Gender in Swansea

Female
52.0% (7,600)
Male
48.0% (7,002)
  • Swansea is 52.0% female with 7,600 female residents.

  • Swansea is 48.0% male with 7,002 male residents.

Gender Swansea IL USA
Female 52.0% 50.6% 50.5%
Male 48.0% 49.4% 49.5%

Highest level of educational attainment in Swansea for adults over 25

  • 2.0% of adults in Swansea completed < 9th grade.

  • 2.0% of adults in Swansea completed 9-12th grade.

  • 21.0% of adults in Swansea completed high school / ged.

  • 20.0% of adults in Swansea completed some college.

  • 12.0% of adults in Swansea completed associate's degree.

  • 24.0% of adults in Swansea completed bachelor's degree.

  • 16.0% of adults in Swansea completed master's degree.

  • 2.0% of adults in Swansea completed professional degree.

  • 1.0% of adults in Swansea completed doctorate degree.

< 9th Grade
2.0% (292)
9-12th Grade
2.0% (292)
High School / GED
21.0% (3,066)
Some College
20.0% (2,920)
Associate's Degree
12.0% (1,752)
Bachelor's Degree
24.0% (3,504)
Master's Degree
16.0% (2,336)
Professional Degree
2.0% (292)
Doctorate Degree
1.0% (146)
Education Swansea IL USA
< 9th Grade 2.0% 5.0% 5.0%
9-12th Grade 2.0% 5.0% 6.0%
High School / GED 21.0% 25.0% 26.0%
Some College 20.0% 20.0% 19.0%
Associate's Degree 12.0% 8.0% 9.0%
Bachelor's Degree 24.0% 22.0% 21.0%
Master's Degree 16.0% 11.0% 10.0%
Professional Degree 2.0% 2.0% 2.0%
Doctorate Degree 1.0% 2.0% 2.0%

Household Income For Swansea, Illinois

  • 2.7% of households in Swansea earn Less than $10,000.

  • 2.4% of households in Swansea earn $10,000 to $14,999.

  • 5.2% of households in Swansea earn $15,000 to $24,999.

  • 5.0% of households in Swansea earn $25,000 to $34,999.

  • 12.0% of households in Swansea earn $35,000 to $49,999.

  • 15.3% of households in Swansea earn $50,000 to $74,999.

  • 17.3% of households in Swansea earn $75,000 to $99,999.

  • 16.4% of households in Swansea earn $100,000 to $149,999.

  • 10.5% of households in Swansea earn $150,000 to $199,999.

  • 13.2% of households in Swansea earn $200,000 or more.

Less than $10,000
2.7% (39,728)
$10,000 to $14,999
2.4% (35,024)
$15,000 to $24,999
5.2% (76,060)
$25,000 to $34,999
5.0% (73,184)
$35,000 to $49,999
12.0% (175,643)
$50,000 to $74,999
15.3% (222,952)
$75,000 to $99,999
17.3% (252,226)
$100,000 to $149,999
16.4% (240,203)
$150,000 to $199,999
10.5% (153,165)
$200,000 or more
13.2% (192,110)
Income Swansea IL USA
Less than $10,000 2.7% 5.2% 4.9%
$10,000 to $14,999 2.4% 3.4% 3.6%
$15,000 to $24,999 5.2% 6.2% 6.6%
$25,000 to $34,999 5.0% 6.5% 6.8%
$35,000 to $49,999 12.0% 9.9% 10.4%
$50,000 to $74,999 15.3% 15.1% 15.7%
$75,000 to $99,999 17.3% 12.7% 12.7%
$100,000 to $149,999 16.4% 17.9% 17.4%
$150,000 to $199,999 10.5% 9.9% 9.3%
$200,000 or more 13.2% 13.1% 12.6%

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