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IL area data

Romeoville, IL

Aggregated across 2 ZIP codes in Romeoville.

Population: 78,516 (Census ACS)

The median home value in Romeoville, IL is $345,292 — up 3.1% over the past year. Homes sell for a median $332,450 after a median 48 days on market. Typical rent runs $2,130/month. 19 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with coldwave, tornado, inlandflooding the top-rated hazards. Cost of living is 2.7% below the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$345,292

Median home value

+3.1%

1-year change

48

Median days on market

Relatively High

Hazard risk (county)

Home values & appreciation

Median home value
$345,292
1-year appreciation
+3.1%
3-year appreciation
+12.1%
5-year appreciation
+30.1%
10-year appreciation
+70.3%
All-time peak (2026-07)
$345,292
House Price Index (state)
325.3 (+6.1% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$332,450
Median list price
$350,000
Median price per sqft
$206
1-year sale-price change
-2.9%
Median days on market
48 days
Homes sold (recent period)
100
For-sale inventory
163
Sale-to-list ratio
100.0%
Active listings
106
1-year forecast
+1.9%
Days to pending
21 days
New listings (monthly)
89

Source: recent area sales and market data (ZIP-level)

Rents

Typical rent
$2,130/mo
1-year rent change
+4.5%
Studio fair-market rent
$1,740/mo
1BR fair-market rent
$1,860/mo
2BR fair-market rent
$2,095/mo
3BR fair-market rent
$2,695/mo
4BR fair-market rent
$3,120/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (Average)
97.3 (100 = US avg)
Electricity rate (state-level)
17.7¢/kWh
Natural gas rate (state-level)
$11.30/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
19
Elementary schools
10
Middle schools
3
High schools
3
School districts serving the area
Lockport SD 91, Fairmont SD 89, Homer CCSD 33C
Schools include
Milne Grove Elem School, Kelvin Grove Jr High School, Fairmont School, William J Butler School, LASEC Academy

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively High
Top hazards (county)
coldWave, tornado, inlandFlooding, lightning, winterWeather
Notable hazard ratings (county)
coldWave: Very High · drought: Relatively Low · earthquake: Relatively Moderate · hail: Relatively Low · heatWave: Relatively Moderate · iceStorm: Relatively Moderate
FEMA flood zone (varies by location)
includes A
Flood risk level
High
Wildfire risk to homes (county)
Higher than 21% of US counties
Buildings in wildfire direct-exposure zone
11.0%
Radon potential (county)
Moderate radon potential — EPA Zone 2 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Lenz Oil Service, Inc. (9.7 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Average annual temperature
51.0°F
Average high
60.0°F
Average low
42.0°F
Annual precipitation
44.1 in
Annual snowfall
35.6 in
USDA plant hardiness zone
6a (extreme annual low -10 to -5°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Moderate
Median AQI (annual)
53
Days with Good air quality
155
Days with Moderate air quality
191
Days with Unhealthy air quality
3
Highest AQI recorded (year)
246

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
6.8 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
162,266
Jobs reachable by transit (45 min)
160,719

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
4
Nearest national park
Pullman National Historical Park (24 mi)
National parks include
Pullman National Historical Park, Indiana Dunes National Park
Airports within 30 mi
66
Nearest airport
Lewis University Airport (LOT) (2 mi)
Nearest major airport
Chicago Midway International Airport (MDW) (20 mi)
Hospitals nearby (~15 mi)
17
Hospitals include
SAINT JOSEPH MEDICAL CENTER, COPLEY MEMORIAL HOSPITAL, MACNEAL HOSPITAL
Avg hospital rating (CMS)
3.3 / 5
Best hospital rating nearby (CMS)
5.0 / 5
EV charging stations (within 10 mi)
50
Solar radiation rating
Fair (3.9 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
-986 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
1,996
Housing built before 1970
28.6%
Housing built 2000 or later
42.1%
Median annual property tax
$6,739
Mean commute to work
29 min
Households with broadband internet
81.2%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
230,864
Average weekly wage
$1,113
Top industries (by employment)
Health Care, Accommodation & Food, Administrative Services
Annual residential building permits (county)
1,433

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

RomeovilleState medianUS median
Median home value$345,292$195,432$289,727
Median sale price$332,450$212,000$325,000
Median days on market48 days48 days51 days
Typical rent$2,130/mo$1,800/mo$1,808/mo
Median annual property tax$6,739$2,696$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the median home value in Romeoville, IL?
$345,292.
What is the median sale price in Romeoville, IL?
$332,450.
How long do homes take to sell in Romeoville, IL?
Median days on market: 48 days.
What is typical rent in Romeoville, IL?
Typical rent: $2,130/month.
What is the natural-hazard risk in Romeoville, IL?
Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: coldWave, tornado, inlandFlooding, lightning, winterWeather.
Is Romeoville, IL in a flood zone?
High (FEMA NFIP). Parts of the area include FEMA flood zone A; zones vary by location within the city.
What is the wildfire risk in Romeoville, IL?
Risk to homes is higher than 21% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Romeoville, IL?
Moderate radon potential — EPA Zone 2 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Romeoville, IL?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Romeoville, IL?
19 schools (10 elementary, 3 middle, 3 high) (NCES, 2022-23).
Is Romeoville, IL walkable?
Walkability index: 6.8/20 (EPA Smart Location Database).
What is the air quality in Romeoville, IL?
Moderate. Median AQI: 53. (EPA AQI).
What is the cost of living in Romeoville, IL?
Regional Price Parity: 97.3 (100 = US average) (Average) (BEA RPP, metro/state-level).

ZIP codes in Romeoville

Selling a home in Romeoville, IL?

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Data last updated

Most recent source refresh: Sep 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents