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IL area data

Decatur, IL

Aggregated across 3 ZIP codes in Decatur.

Population: 48,557 (Census ACS)

The median home value in Decatur, IL is $108,157 — up 5.6% over the past year. Homes sell for a median $256,167 after a median 180 days on market. Typical rent runs $936/month. 16 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with coldwave, strongwind, drought 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

$108,157

Median home value

+5.6%

1-year change

180

Median days on market

Relatively Moderate

Hazard risk (county)

Home values & appreciation

Median home value
$108,157
1-year appreciation
+5.6%
3-year appreciation
+19.7%
5-year appreciation
+28.4%
10-year appreciation
+52.1%
All-time peak (2026-04)
$109,734
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
$256,167
Median list price
$121,450
Median price per sqft
$103
1-year sale-price change
+6.1%
Median days on market
180 days
Homes sold (recent period)
17
For-sale inventory
179
Sale-to-list ratio
92.0%
Active listings
18
1-year forecast
+0.8%
Days to pending
42 days
New listings (monthly)
75

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

Rents

Typical rent
$936/mo
Studio fair-market rent
$780/mo
1BR fair-market rent
$975/mo
2BR fair-market rent
$1,220/mo
3BR fair-market rent
$1,586/mo
4BR fair-market rent
$1,830/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
16
Elementary schools
8
Middle schools
0
High schools
4
School districts serving the area
Macon/Piatt ROE, Decatur SD 61
Schools include
St Marys Adolescent Ed Program, Heartland Technical Academy, Montessori Academy for Peace, Eisenhower High School, American Dreamer STEM Academy

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

Natural hazards & flood risk

Overall hazard risk (county)
Relatively Moderate
Top hazards (county)
coldWave, strongWind, drought, hail, heatWave
Notable hazard ratings (county)
coldWave: Relatively High · drought: Relatively Moderate · earthquake: Relatively Low · hail: Relatively Moderate · heatWave: Relatively Moderate · iceStorm: Relatively Moderate
FEMA flood zone (varies by location)
includes A07
Flood risk level
High
Wildfire risk to homes (county)
Higher than 2% of US counties
Buildings in wildfire direct-exposure zone
16.3%
Radon potential (county)
High radon potential — EPA Zone 1 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Central Illinois Public Service Co. (23.9 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
56.0°F
Average high
65.0°F
Average low
47.0°F
Annual precipitation
35.5 in
Annual snowfall
11.2 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)
51
Days with Good air quality
171
Days with Moderate air quality
178
Days with Unhealthy air quality
1
Highest AQI recorded (year)
287

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

Walkability & transit

Walkability index
10.4 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
20,366
Jobs reachable by transit (45 min)
17,477

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
6
Nearest national park
Springfield 1908 Race Riot National Monument (32 mi)
National parks include
Springfield 1908 Race Riot National Monument, Lincoln Home National Historic Site
Airports within 30 mi
102
Nearest airport
Decatur Airport (DEC) (3 mi)
Nearest major airport
Decatur Airport (DEC) (3 mi)
Hospitals nearby (~15 mi)
2
Hospitals include
ST MARYS HOSPITAL, DECATUR MEMORIAL HOSPITAL
Avg hospital rating (CMS)
1.7 / 5
Best hospital rating nearby (CMS)
2.3 / 5
EV charging stations (within 10 mi)
20
Solar radiation rating
Fair (4.1 kWh/m²/day)

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

Migration

Net migration (county)
-355 tax filers

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

Housing stock

Median year housing built
1,955
Housing built before 1970
72.8%
Housing built 2000 or later
3.9%
Median annual property tax
$2,523
Mean commute to work
17 min
Households with broadband internet
48.9%

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

Employment & development

Total county employment
40,227
Average weekly wage
$1,331
Top industries (by employment)
Health Care, Accommodation & Food, Construction
Annual residential building permits (county)
39

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

How it compares

DecaturState medianUS median
Median home value$108,157$195,432$289,727
Median sale price$256,167$212,000$325,000
Median days on market180 days48 days51 days
Typical rent$936/mo$1,800/mo$1,808/mo
Median annual property tax$2,523$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 Decatur, IL?
$108,157.
What is the median sale price in Decatur, IL?
$256,167.
How long do homes take to sell in Decatur, IL?
Median days on market: 180 days.
What is typical rent in Decatur, IL?
Typical rent: $936/month.
What is the natural-hazard risk in Decatur, IL?
Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: coldWave, strongWind, drought, hail, heatWave.
Is Decatur, IL in a flood zone?
High (FEMA NFIP). Parts of the area include FEMA flood zone A07; zones vary by location within the city.
What is the wildfire risk in Decatur, IL?
Risk to homes is higher than 2% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Decatur, IL?
High radon potential — EPA Zone 1 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Decatur, IL?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Decatur, IL?
16 schools (8 elementary, 4 high) (NCES, 2022-23).
Is Decatur, IL walkable?
Walkability index: 10.4/20 (EPA Smart Location Database).
What is the air quality in Decatur, IL?
Moderate. Median AQI: 51. (EPA AQI).
What is the cost of living in Decatur, IL?
Regional Price Parity: 97.3 (100 = US average) (Average) (BEA RPP, metro/state-level).

ZIP codes in Decatur

Selling a home in Decatur, 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