Here's what it costs to live in Decatur, Illinois, based on the latest US government data. Renters pay a median of $845 per month, while the typical home is valued around $99,600. Households earn a median of $51,592 per year, leaving rent at a manageable share of income for many residents. Below: housing costs, local wages by occupation, neighborhoods, climate, jobs and major industries, and healthcare access — all drawn from US Census, BEA, BLS, HUD, EPA, and NOAA data.
Median Household Income
$51,592
Annual · Census ACS
Median Gross Rent
$845
Per month · Census ACS
Median Home Value
$99,600
Census ACS
Cost of Living Index
N/A
BEA RPP · US avg = 100
Studio FMR
$840
HUD Fair Market Rent
1BR Fair Market Rent
$845
HUD FMR
2BR Fair Market Rent
$1,063
HUD FMR
3BR Fair Market Rent
$1,378
HUD FMR
HUD Fair Market Rent = 40th percentile gross rent · FY2024
| Occupation | Median Annual Wage |
|---|---|
| 💻Software Developer | N/A |
| 🏥Registered Nurse | N/A |
| 📚Elementary Teacher | N/A |
| ⚡Electrician | N/A |
| 📊Accountant | N/A |
| 🔧Plumber | N/A |
| ⚕️Nurse Practitioner | N/A |
| 🏗️Civil Engineer | N/A |
| 👔Operations Manager | N/A |
| 📈Market Research Analyst | N/A |
| 🏢Health Services Manager | N/A |
| 🚛Truck Driver | N/A |
| 👨⚕️Physician Assistant | N/A |
| 🩺Surgeon | N/A |
| 🧮Data Scientist | N/A |
| 🖥️Computer Engineer | N/A |
Source: BLS OEWS 2023 (metro-level data)
Population
69,815
Latest estimate
Median Age
39.2 yrs
Census ACS
🌬️
AQI data not available
Source: EPA AirNow
Total Neighborhoods
5
Tracked in our database
Avg Walk Score
N/A
0–100 scale
Avg Median Rent
$833
Per month
Avg Home Value
$95,100
Census ACS
January Avg
27°F
July Avg
76°F
Sunny Days / Year
—
Annual Snowfall
—
Climate category: Continental · Source: NOAA/NCEI 30-year normals.
Healthcare Score
31.3
poor
Hospitals
2
Doctors per 1,000
1.00
Insurance Coverage
95.3%
What is the cost of living index for Decatur?
The cost of living index for Decatur is not yet available in our database.
What is the median rent in Decatur?
The median gross rent in Decatur is $845 per month according to US Census ACS data.
What is the median household income in Decatur?
The median household income in Decatur is $51,592 per year.
What is the median home value in Decatur?
The median home value in Decatur is $99,600 based on the latest Census ACS survey.
How is the air quality in Decatur?
Air quality data for Decatur is not yet available.
What are the taxes like in Decatur?
Tax data for Illinois is not yet available.
Data last updated: December 1, 2026 · Sources: US Census ACS, BEA RPP, BLS OEWS, HUD FMR, EPA AirNow, Tax Foundation · Methodology
