Housing data for Decatur Township, IL

Decatur Township, IL has an estimated 46,586 residents and 24,106 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a township in Macon County.

38.9% of households rent.

The median gross rent is $822 a month.

Its population shrank measurably since 2015–2019 (−6.7%).

Figures last updated on .

Residents
46,586 (±48)
Housing units
24,106 (±503)
Households that rent
38.9%
Median gross rent
$822
Residents since 2015–2019
−6.7%

What stands out in Decatur Township

Median real estate taxes: $1,680 (±$117) in Decatur Township, lower than in Macon County ($2,696).

Median home value: $86,700 (±$2,954) in Decatur Township, lower than in Macon County ($127,300).

Households that rent: 38.9% (±2.1 points) in Decatur Township, higher than in Macon County (29.8%).

Households without a vehicle: 13.0% (±1.7 points) in Decatur Township, higher than in Macon County (9.5%).

Housing in Decatur Township at a glance

Decatur Township against Macon County, its state and the nation

Estimate (90% margin of error)
Decatur TownshipMacon CountyIllinoisUnited States
Residents46,586 (±48)101,849 (exact)12,694,798 (exact)334,922,499
Housing units24,106 (±503)49,630 (±55)5,457,452 (±471)143,775,355
Households that rent38.9% (±2.1 points)29.8% (±1.5 points)32.9% (±0.2 points)34.8%
Median gross rent$822 (±$32)$847 (±$22)$1,274 (±$5)$1,413
Median household income$48,870 (±$2,541)$62,666 (±$2,127)$83,390 (±$362)$80,734
Median home value$86,700 (±$2,954)$127,300 (±$4,307)$263,300 (±$797)$332,700
Median real estate taxes (a year)$1,680 (±$117)$2,696 (±$86)$5,298 (±$22)$3,119
Built before 198084.3% (±3.4 points)75.4% (±2.5 points)63.4% (±0.2 points)49.7%
Average commute17.3 minutes (±1.0)19.4 minutes (±0.8)27.8 minutes (±0.1)26.4 minutes
Households with broadband88.3% (±1.4 points)89.4% (±1.1 points)90.8% (±0.1 points)91.0%
Median age of residents37.1 years (±1.2)40.6 years (±0.4)39.0 years (±0.1)38.9 years

Decatur Township covers 29.1 square miles of land, about 1,603 residents per square mile (Census Bureau Gazetteer).

How Decatur Township has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents49,922 (±36)46,586 (±48)−6.7%Measurable decrease
Housing units25,615 (±426)24,106 (±503)−5.9%Measurable decrease
Median gross rent$698 (±$24)$822 (±$32)+17.8%No measurable change after inflation
Median home value$69,800 (±$2,088)$86,700 (±$2,954)+24.2%No measurable change after inflation
Median household income$39,099 (±$1,395)$48,870 (±$2,541)+25.0%No measurable change after inflation
Median owner cost with a mortgage$882 (±$29)$1,093 (±$49)+23.9%No measurable change after inflation
Median real estate taxes$1,460 (±$69)$1,680 (±$117)+15.1%No measurable change after inflation
Households that rent41.5% (±1.6 points)38.9% (±2.1 points)−2.6 percentage pointsNot a measurable change
Rental vacancy rate8.9% (±1.9 points)12.9% (±2.4 points)+4.0 percentage pointsMeasurable increase

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Macon County

Decatur Township has no police department of its own in the FBI’s figures, so this is the figure for Macon County as a whole.

In 2025, the police departments that report for Macon County recorded 497 violent and 2,188 property crimes per 100,000 residents.

A county-wide figure describes the whole county, not this place; crime varies from one community to the next.

ZIP codes in Decatur Township

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
62523100%707$301—$13,393
6252228%15,185$794$113,600$50,669
6252617%30,483$833$95,100$49,062
6252117%32,665$926$125,100$66,337

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near Decatur Township

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Decatur1.5 mi$845$99,60037.1%
South Wheatland Township4.7 mi$919$160,8004.9%
Hickory Point Township5.2 mi$850$153,20035.0%
Harristown5.5 mi$825$117,70011.1%
Forsyth5.5 mi$1,222$281,0007.4%
Mount Zion5.8 mi$744$201,10018.6%
Long Creek6.5 mi$850$167,5009.0%
Long Creek Township6.8 mi$974$160,30019.3%

Places in Illinois most like Decatur Township

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Galesburg$801$96,400$48,29737.8%
Galesburg City Township$801$96,400$48,29737.8%
Decatur$845$99,600$51,59237.1%
Freeport$793$92,100$51,72340.9%
Freeport Township$793$92,100$51,72340.9%
Centralia$765$89,600$47,80737.5%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across Illinois.

HUD Fair Market Rent for Decatur Township, fiscal year 2027

Decatur, IL MSA, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$851$857$1,091$1,407$1,724

HUD income limits for Decatur Township, fiscal year 2026

Decatur, IL MSA, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$20,000$33,300$53,300
2 people$22,850$38,050$60,900
3 people$27,320$42,800$68,500
4 people$33,000$47,550$76,100
5 people$38,680$51,400$82,200
6 people$44,360$55,200$88,300
7 people$50,040$59,000$94,400
8 people$55,720$62,800$100,500

These are the limits HUD sets for its housing programs in the Decatur, IL MSA, where HUD’s median family income for fiscal year 2026 is $95,100.

A program can use its own limits; tax-credit and local programs often do.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about Decatur Township

What is the average rent in Decatur Township, IL?

The Census Bureau publishes the median rather than the average: the median gross rent in Decatur Township is $822 (±$32) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

How much is a one-bedroom apartment in Decatur Township?

The median gross rent for a one-bedroom home in Decatur Township, IL is $609 (±$37) a month (2020–2024 American Community Survey).

Are renters in Decatur Township rent-burdened?

42.9% of renting households in Decatur Township pay 30% or more of their income in gross rent, the share housing researchers usually call rent-burdened (2020–2024 American Community Survey).

How many renters are there in Decatur Township?

Decatur Township has an estimated 7,799 (±487) renting households, 38.9% of its occupied homes (2020–2024 American Community Survey).

What is the median household income in Decatur Township?

The median household income in Decatur Township is $48,870 (±$2,541) a year (2020–2024 American Community Survey).

What is the average home value in Decatur Township, IL?

The Census Bureau publishes the median: $86,700 (±$2,954) for owner-occupied homes in Decatur Township (2020–2024 American Community Survey).

Is Decatur Township growing?

In Decatur Township, the number of residents went from 49,922 in 2015–2019 to 46,586 in 2020–2024 (−6.7%), a measurable decrease.

What ZIP codes are in Decatur Township?

The ZIP codes that cover Decatur Township are 62523, 62522, 62526, 62521.

What is the median rent in ZIP code 62523?

The median gross rent in ZIP Code Tabulation Area 62523 is $301 (±$46) a month (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Decatur township, Macon County, Illinois (county subdivision:18836, in state:17 county:115).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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