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Marissa, IL
Village in St. Clair County, Illinois.
Population
1,232
Land area
7.2sq mi
People per sq mi
171
ZIP codes
0
Marissa and its ZIP codes
Marissa at a glance
- Marissa is 25% less dense than Illinois as a whole.
- Households here earn a median of $54,814 a year, 34% less than the Illinois figure of $83,390.
- A typical owner-occupied home is valued at $99,500 (62% below Illinois) and median rent is $702 a month.
Local data for Marissa, IL
Counts from official public data
Housing and community stats
Marissa, IL, American Community Survey 2020-2024
Median household income
$54,814
Poverty rate
12.8%
Median home value
$99,500
Median rent
$702/mo
Homeownership
78.7%
Bachelor's or higher
12.3%
Median age
42.9
Average commute
30.1 min
Largest reported origins and ancestries: German Americans (362), Irish Americans (154), Mexican Americans (35).
Economy and federal money
Jobs, pay, income and spending are for St. Clair County. PPP loans are for Marissa.
Unemployment rate
3.9%
Aug 2026, -1.0 pts in a year
Average annual pay
$59,034
89,192 jobs, 2025
Income per person
$61,712
BEA, 2024
Federal spending
$2.61B
FY 2026, $10,147 per person
How people get to work
Marissa, IL, workers 16 and older. American Community Survey 5-year estimates
- Drove alone73.9%
- Carpooled13.2%
- Public transit0.0%
- Walked0.8%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.0%
- Worked from home12.1%
Average one-way commute: 30.1 minutes for people who do not work from home.
Environment and hazard risk
Marissa, IL, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: heat wave
Storm events since 1996
829
Countywide, mostly thunderstorm wind
Flood insurance policies
1,007
1.0% of homes, county
July high / Jan low
88° / 22°F
45.6 inches of rain a year
Hazards, floods and storm historyCheck a flood zone1 historic places
Health statistics
Share of adults in Marissa, IL, CDC PLACES estimates
Obesity
36.3%
U.S. 33.3% +3.0 pts
Diabetes
11.8%
U.S. 12.1% about the same
Smoking
15.5%
U.S. 12.8% +2.7 pts
Uninsured (18-64)
6.9%
U.S. 11.1% -4.2 pts
Cities near Marissa
| Name | Distance | Land area (sq mi) |
|---|---|---|
| LenzburgVillage | 3.1 mi | 1.2 |
| DarmstadtCensus-designated place | 5.2 mi | 0.1 |
| TildenVillage | 5.6 mi | 1 |
| BaldwinVillage | 6.2 mi | 0.7 |
| New AthensVillage | 7.2 mi | 2.1 |
| SpartaCity | 8.1 mi | 11.2 |
| St. LiboryVillage | 8.2 mi | 1 |
| FayettevilleVillage | 8.6 mi | 0.3 |
| CoultervilleVillage | 10 mi | 0.6 |
| Red BudCity | 12 mi | 2.6 |
| VenedyVillage | 12 mi | 0.3 |
| HeckerVillage | 12 mi | 0.3 |
| EvansvilleVillage | 14 mi | 0.8 |
| OakdaleVillage | 15 mi | 1.6 |
| RumaVillage | 15 mi | 0.7 |
| FreeburgVillage | 16 mi | 6.8 |
Frequently asked questions
- What county is Marissa, IL in?
- Marissa is in St. Clair County, Illinois.
- What is the population of Marissa, IL?
- About 1,232 people live in Marissa, based on American Community Survey 5-year estimates.
- What cities are near Marissa?
- Nearby places include Lenzburg (3.1 mi), Darmstadt (5.2 mi), Tilden (5.6 mi), Baldwin (6.2 mi), New Athens (7.2 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023