Census place 1718823

Decatur

A Census profile of the people, homes, and daily patterns that shape this place.

Official Census name: Decatur city

Relocation snapshot

What stands out in Decatur.

According to the 2025 estimate, Decatur has a population of 67,884 and 1,537 residents per square mile. Of the six relocation measures evaluated, the three largest relative differences from the median among 225 covered Illinois places are: median home value is $99,600, below the comparison median of $274,000; population density is 1,537/sq mi, below the comparison median of 2,707/sq mi; and median household income is $51,592, below the comparison median of $90,282. These unweighted medians compare covered Census places and are not statewide estimates.

median home value
$99,600
Below the comparison median of $274,000
population density
1,537/sq mi
Below the comparison median of 2,707/sq mi
median household income
$51,592
Below the comparison median of $90,282

National context

Follow the metrics.

Compare Decatur's values with other covered Census places. Rankings are descriptive, not recommendations.

At a glance

A city in numbers.

Population
67,884
2025 estimate
Annual change
-0.8%
Population estimate
Density
1,537/sq mi
44.2 sq mi land area
Median age
39.2 years
ACS 5-year estimate

Living here

The everyday equation.

Households, homes, education, and the time it takes to get around.

Median household income
$51,592
Median home value
$99,600
Median gross rent
$845
Bachelor’s degree or higher
21.6%
Typical commute
17.7 min
Drive-alone commute
78.4%
Public transit commute
1.4%
Walked to work
2.5%

Housing

Who rents, and what it takes.

Renter share and rent burden help describe the housing choices visible in this place.

Renter-occupied homes
37.1%
Renters paying 30%+ of income
41.9%

Work

How the workday lands.

Employment status and working-from-home share add context to income and commuting patterns.

Employed residents 16+
51.6%
Unemployed residents 16+
4.7%
Working from home
8.4%

Community

The everyday infrastructure.

Access, mobility, housing growth, and household composition add another layer to a place's day-to-day picture.

Households with broadband
88.3%
Homes built 2020+
0.2%
Households without a vehicle
12.1%
Households with children
20.3%
Residents with a disability
16.7%
Residents without insurance
4.7%

Environmental context

A record of declared events.

FEMA declarations for Macon County provide historical context, not a forecast or a property-level risk assessment.

Environmental declarations since 2000
4
Hurricane declarations
1
Severe Ice Storm declarations
1
Severe Storm declarations
1

Climate normals

The long view of weather.

Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.

Representative station: DECATUR AP (3 mi from place center)
Average high
62.8°F
Average low
43.5°F
Annual rainfall
36.4"
Annual snowfall
0"

Month by month

A year in Decatur.

Typical high and low °F
20°F40°F60°F80°F100°F
JFMAMJJASOND
Typical precipitation inches

Data vintage

Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release. Disaster declarations are from FEMA's OpenFEMA dataset and are refreshed with this edition.

Similar places

More places to consider.

Selected by the closest mix of population, density, median home value, and average annual high.

Gary, IN

Population, housing, work, and travel data for this Census place.

Population
67,289
Median home
$94,700

Terre Haute, IN

Population, housing, work, and travel data for this Census place.

Population
58,764
Median home
$115,700

Kokomo, IN

Population, housing, work, and travel data for this Census place.

Population
59,999
Median home
$137,400

Keep exploring

Compare Decatur with Gary