Belleville vs Swansea

A side-by-side comparison of Belleville and Swansea: population, income, housing, and more.

Belleville and Swansea are places in Illinois. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Belleville has the higher population (41,722 vs 14,603 in Swansea). Swansea has the higher median household income ($84,367 vs $60,529 in Belleville). Swansea has the higher median home value ($211,700 vs $131,000 in Belleville).

Population, income & housing

	Belleville	Swansea
Population	41,722	14,603
Median age	38.3 yrs	38.4 yrs
Median household income	$60,529	$84,367
Median home value	$131,000	$211,700
Median gross rent	$947	$1,178
Housing units	20,187	5,929
Homeownership rate	61.0%	75.3%
Bachelor's degree or higher	28.0%	43.1%
Unemployment rate	5.3%	4.8%

Trends (ACS 5-year, 2019–2023)

	Belleville	Swansea
Population	41,585 → 41,722 (+0.3%)	13,851 → 14,603 (+5.4%)
Median household income	$48,099 → $60,529 (+25.8%)	$77,517 → $84,367 (+8.8%)
Median home value	$93,700 → $131,000 (+39.8%)	$167,000 → $211,700 (+26.8%)
Median gross rent	$779 → $947 (+21.6%)	$1,062 → $1,178 (+10.9%)

Belleville

Population

41,58541,722

Median household income

$48,099$60,529

Median home value

$93,700$131,000

Median gross rent

$779$947

Swansea

Population

13,85114,603

Median household income

$77,517$84,367

Median home value

$167,000$211,700

Median gross rent

$1,062$1,178

Age & race/ethnicity

Age distribution (share)

	Belleville	Swansea
Under 5	5.4%	5.9%
5 to 17	17.6%	17.2%
18 to 24	7.9%	9.5%
25 to 34	13.8%	13.9%
35 to 44	15.5%	11.7%
45 to 54	11.9%	10.3%
55 to 64	12.3%	13.6%
65 to 74	9.5%	10.5%
75 and over	6.0%	7.4%

Race & ethnicity (share)

	Belleville	Swansea
White (non-Hispanic)	57.0%	71.8%
Black or African American	32.0%	17.7%
American Indian & Alaska Native	0.1%	0.0%
Asian	0.9%	2.4%
Native Hawaiian & Pacific Islander	0.1%	0.0%
Some other race	0.3%	0.0%
Two or more races	6.3%	7.1%
Hispanic or Latino	3.4%	1.1%

Educational attainment (age 25+)

Share of adults 25+

	Belleville	Swansea
No high school diploma	5.5%	3.4%
High school graduate	28.2%	21.3%
Some college or associate's	38.3%	32.2%
Bachelor's degree	15.2%	23.7%
Graduate or professional degree	12.8%	19.3%

Commute to work

How workers get to work (share)

	Belleville	Swansea
Drove alone	76.1%	78.7%
Carpooled	6.6%	6.9%
Public transit	3.6%	0.8%
Walked	1.7%	0.2%
Bicycle	0.1%	0.0%
Worked from home	11.0%	12.8%
Other means	0.8%	0.6%

Housing

Units in structure (share)

	Belleville	Swansea
1-unit, detached	64.5%	70.9%
1-unit, attached	4.7%	3.7%
2 to 4 units	14.4%	4.6%
5 to 19 units	11.7%	6.1%
20 or more units	2.2%	5.9%
Mobile home & other	2.5%	8.8%

Poverty & households

	Belleville	Swansea
Poverty rate	14.9%	8.3%
Average household size	2.27	2.58
Mean commute (minutes)	26	26
Median year structure built	1960	1993