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Living in
Swansea.
About
Life in Swansea
If you're considering a move to Swansea, you're looking at a small village of about 14,600 people in the St. Louis metro area that feels genuinely accessible—it's just 16 miles west of downtown St. Louis but maintains its own identity without the urban density.
Swansea at a Glance
Population, income, housing and more
Median Age
42.3 yrs
Poverty Rate
8.7%
Foreign-Born
4.2%
Broadband Internet
94.0%
of households
Population Growth
-0.1%
recent change · Census Bureau
Median household income
Demographics4.2% foreign-born, most often from Canada
Who lives in Swansea: race and ethnicity, ages, households, languages and countries of origin
In Swansea, the largest foreign-born group is from Canada (25.8%), and 0.9% of residents speak Chinese at home.
Under 18
23.2%
of residents
65 and Older
18.3%
of residents
Households with Kids
31.4%
anyone under 18
Living Alone
30.4%
of households
Married Couples
53.6%
of households
Avg Household Size
2.51
people
Race & Ethnicity
Hispanic or Latino of any race; other groups are non-Hispanic
Top countries of origin (foreign-born)
Languages Spoken at Home
Cost of Livingrent 11% below IL average
Rent, home values, and income in Swansea
In Swansea, rent runs 11% below the IL average, and home values are 15% below the IL average.
Median rent (per month)
Median home value
Rent Burdened
35.3%
spending 30%+ of income on rent
Severely Rent Burdened
17.7%
spending 50%+
Cost of Living Index
95.1
metro area (BEA) · US avg = 100
Median Property Tax
$4,759
per year, owner-occupied homes
Homeowners
73.4%
of occupied homes are owned
Typical Home Built
1993
median year built
Home Value Trend
Latest: $265,311 (September 2026)
Jobs & Economyunemployment about average for IL
Unemployment in Swansea and typical pay across the metro area
Unemployment in St. Clair County, which includes Swansea, is close to the IL average.
Unemployment rate
Swansea: St. Clair County rate (county-wide) · BLS annual average
Unemployment Rate — 10 Year Trend
St. Clair County (county-wide) · Annual averages
What Swansea Residents Do for Work · share of employed residents by industry
City residents, wherever they work
Median Salary by Occupation · metro area
St. Louis, MO-IL metro area
Commute24.1 min avg
How Swansea residents get to work, and the nearest airports
In Swansea, most residents drive alone to work (76%), and 72% get there in under 30 minutes.
How People Get to Work
Commute Time Distribution
Nearest airports · with airline service
- 8 mi
Scott AFB/Midamerica Airport (BLV)
Regional airport · few flights193k passengers boarded in 2025
- 25 mi
St. Louis Lambert International Airport (STL)
Medium hub7.5M passengers boarded in 2025
Straight-line distance. Size is the FAA’s hub category, based on passenger traffic: regional airports may have only a few flights a day.
Safetyviolent crime 79% below national average
Crime rates for 2025
Violent crime in Swansea runs 79% below the national average.
Violent Crime Rate
69.1
per 100,000 residents
Below average (329 national, 2025)
Property Crime Rate
684.2
per 100,000 residents
Below average (1,552 national, 2025)
Swansea Police Department
Natural DisastersThunderstorm Wind most common — 20 events in 2025
Natural hazard risk, storms and earthquakes
FEMA National Risk Index
Relatively High
94.9 / 100
Compares expected losses from natural hazards, social vulnerability and community resilience against every US county (higher = more risk).
St. Clair County, county-wide · FEMA NRI December 2025
In St. Clair County, which includes Swansea, the most common type is thunderstorm wind, with 20 recorded events in 2025.
Most common events:
Storm events by year
| Year | Events | Top Type | Property Damage |
|---|---|---|---|
| 2025 | 20 | Thunderstorm Wind | $770,000 |
| 2024 | 9 | Hail | $80,500 |
| 2023 | 25 | Thunderstorm Wind | $40,000 |
| 2022 | 13 | Thunderstorm Wind | $10.2M |
| 2021 | 8 | Thunderstorm Wind | $91,000 |
| 2020 | 7 | Thunderstorm Wind | None reported |
| 2019 | 21 | Thunderstorm Wind | $8.1M |
| 2018 | 13 | Thunderstorm Wind | None reported |
Property damage is the National Weather Service's estimate filed with each event. “None reported” means the events were logged with $0 damage; “Not estimated” means no estimate was filed. Storms covering several counties aren't counted here, since NOAA doesn't split their damage by county.
1 earthquake of magnitude 2.5+ within 100 miles in the past year
St. Clair County, county-wide
Air Quality55 median AQI — Moderate
Days by air quality category (2025)
Air quality in St. Louis city, MO (the nearest EPA-monitored county, about 15 miles from Swansea) is typically moderate — acceptable for most people, but can affect those unusually sensitive to air pollution.
Median AQI
55
Good Days
125
per year
Moderate Days
232
per year
Unhealthy Days
2
per year
Nearest EPA monitor county: St. Louis city, MO (15 mi away)
Climate89°F summers, 27°F winters
30-year climate averages (1991–2020) — monthly temperatures and precipitation
Swansea has warm summers (avg high 89°F) and cold winters (avg low 27°F).
Spring (Mar–May)
70°/46°F
avg high / low
Summer (Jun–Aug)
89°/66°F
avg high / low
Fall (Sep–Nov)
71°/47°F
avg high / low
Winter (Dec–Feb)
46°/27°F
avg high / low
Annual Precipitation
44.6"
Annual Snowfall
11.2"
Hot Days/Year
53
days above 90°F
Freeze Days/Year
94
days below 32°F
Rainy Days/Year
122
Average month
Show month-by-month table ↓Hide table ↑
| Month | High | Low | Precip |
|---|---|---|---|
| Jan | 43°F | 24°F | 2.56" |
| Feb | 49°F | 28°F | 2.16" |
| Mar | 59°F | 36°F | 3.44" |
| Apr | 71°F | 46°F | 4.90" |
| May | 79°F | 56°F | 5.05" |
| Jun | 87°F | 65°F | 4.62" |
| Jul | 90°F | 68°F | 4.03" |
| Aug | 89°F | 65°F | 3.92" |
| Sep | 83°F | 57°F | 3.35" |
| Oct | 73°F | 47°F | 3.12" |
| Nov | 58°F | 37°F | 3.60" |
| Dec | 46°F | 28°F | 2.61" |
Healthcare
Hospitals, ratings, and health insurance in Swansea
Uninsured
4.6%
of residents
No hospitals inside Swansea's limits — nearest hospitals · within 15 miles
Memorial Hospital
Acute Care Hospitals · ER available · 1.9 mi away · Belleville
Hshs St Elizabeth's Hospital
Acute Care Hospitals · ER available · 3.6 mi away · O Fallon
Touchette Regional Hospital Inc.
Acute Care Hospitals · ER available · 6.7 mi away · Centreville
Adult Health · vs. the typical US place
Share of adults. Modeled estimates, not counted cases. “US” = the typical US place.
Medicare-certified hospitals only. Doesn’t include clinics, urgent care, or freestanding ERs.
Education12.9:1 student/teacher ratio
Schools and degree attainment in Swansea
Swansea's student/teacher ratio is 12.9:1 (lower than the national average of 16:1), and 42.5% of adults 25+ hold a bachelor's degree or higher.
Public Schools
3
within city limits
Private Schools
1
within city limits
College Degree Rate
42.5%
adults 25+ with bachelor's or higher
Student/Teacher Ratio
12.9:1
National avg 16:1
Schools located within city limits (2023) — school-level metrics change slowly year to year
Colleges Near Swansea (within 15 miles)
Private nonprofit · 4-year · 7,267 students · in-state tuition $57,960 · 76% graduate · median earnings $75,998 (10 yrs after entry)
Public · 4-year · 960 students · in-state tuition $7,008 · 29% graduate · median earnings $39,919 (10 yrs after entry)
Degree-granting colleges with 100+ students, placed by campus location (main campuses only — branch campuses are reported under their parent school)
Parks & Recreationclosest: Gateway Arch National Park, 12 mi
Nearby national parks, recreation areas and public libraries for Swansea
Swansea has 6 nearby national parks or recreation areas, closest being Gateway Arch National Park (12 mi away).
Nearby National Parks & Recreation Areas
Gateway Arch National Park
National Park
12 mi awayUlysses S Grant National Historic Site
National Historic Site
20 mi awaySte. Geneviève National Historical Park
National Historical Park
40 mi awayLincoln Home National Historic Site
National Historic Site
88 mi awaySpringfield 1908 Race Riot National Monument
National Monument
88 mi awayNew Philadelphia National Historic Site
National Historic Site
95 mi awayCities Near Swansea
The closest cities within 60 miles
Planning a move to Swansea?
Read our full moving guide — what it's really like to live here.
Swansea FAQ
Is Swansea, Illinois affordable?⌄
Swansea's median rent is $1,137/month, which is below the national average, making it relatively affordable. The median household income is $91,587/year. Median home value is $223,600.
Is Swansea, Illinois safe?⌄
Swansea's violent crime rate was 69 per 100,000 residents in 2025, which is well below the national average — one of the safer cities in the country of 329/100k that year. Property crime rate is 684 per 100,000. As with any city, crime rates vary by neighborhood.
What is the job market like in Swansea, Illinois?⌄
St. Clair County, which includes Swansea, has an unemployment rate of 4.5%, which is close to the national average of 4.3%.
What is the cost of living in Swansea, Illinois?⌄
The cost of living in Swansea is primarily driven by housing. Median rent is $1,137/month and median household income is $91,587/year. The median home value is $223,600. About 35% of renters spend more than 30% of their income on housing.
How is the commute in Swansea, Illinois?⌄
The average commute in Swansea is 24 minutes, which is about average compared to the national average of 26 minutes.
Data from the US Census Bureau, BLS, FBI, NOAA, EPA, Zillow Research and other public sources. Where our data comes from