Housing data for Sullivan, IL

Sullivan, IL has an estimated 4,348 residents and 1,898 homes (US Census Bureau, 2020–2024 American Community Survey).

It is a city in Moultrie County.

31.4% of households rent.

The median gross rent is $831 a month.

Figures last updated on .

Residents
4,348 (±331)
Housing units
1,898 (±128)
Households that rent
31.4%
Median gross rent
$831
Residents since 2015–2019
−2.8%

What stands out in Sullivan

Households that moved in since 2020: 30.5% (±7.5 points) in Sullivan, higher than in Moultrie County (18.6%).

Homes in buildings of 5 or more units: 10.1% (±3.6 points) in Sullivan, higher than in Moultrie County (5.5%).

Working from home: 1.7% (±1.6 points) in Sullivan, lower than in Moultrie County (5.3%).

Median home value: $102,500 (±$18,094) in Sullivan, lower than in Moultrie County ($134,000).

Housing in Sullivan at a glance

Sullivan against Moultrie County, its state and the nation

Estimate (90% margin of error)
SullivanMoultrie CountyIllinoisUnited States
Residents4,348 (±331)14,424 (exact)12,694,798 (exact)334,922,499
Housing units1,898 (±128)6,240 (±34)5,457,452 (±471)143,775,355
Households that rent31.4% (±8.3 points)24.0% (±3.7 points)32.9% (±0.2 points)34.8%
Median gross rent$831 (±$105)$804 (±$72)$1,274 (±$5)$1,413
Median household income$63,229 (±$9,240)$71,784 (±$7,457)$83,390 (±$362)$80,734
Median home value$102,500 (±$18,094)$134,000 (±$8,760)$263,300 (±$797)$332,700
Median real estate taxes (a year)$1,985 (±$428)$2,414 (±$219)$5,298 (±$22)$3,119
Built before 198073.0% (±11.5 points)68.4% (±5.2 points)63.4% (±0.2 points)49.7%
Average commute16.3 minutes (±3.0)20.9 minutes (±1.7)27.8 minutes (±0.1)26.4 minutes
Households with broadband87.8% (±4.6 points)82.6% (±3.1 points)90.8% (±0.1 points)91.0%
Median age of residents38.1 years (±3.0)40.1 years (±0.7)39.0 years (±0.1)38.9 years

Sullivan covers 2.8 square miles of land, about 1,570 residents per square mile (Census Bureau Gazetteer).

How Sullivan has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents4,475 (±223)4,348 (±331)−2.8%Not a measurable change
Housing units2,132 (±139)1,898 (±128)−11.0%Measurable decrease
Median gross rent$715 (±$134)$831 (±$105)+16.2%No measurable change after inflation
Median home value$92,500 (±$5,742)$102,500 (±$18,094)+10.8%No measurable change after inflation
Median household income$56,375 (±$8,745)$63,229 (±$9,240)+12.2%No measurable change after inflation
Median owner cost with a mortgage$938 (±$80)$1,059 (±$189)+12.9%No measurable change after inflation
Median real estate taxes$2,175 (±$259)$1,985 (±$428)−8.7%Down after inflation
Households that rent30.9% (±6.1 points)31.4% (±8.3 points)+0.5 percentage pointsNot a measurable change
Rental vacancy rate4.3% (±6.8 points)3.4% (±5.8 points)−0.9 percentage pointsNot a measurable change

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 Sullivan

In 2025, the Sullivan Police Department reported 94 violent and 23 property crimes per 100,000 residents to the FBI.

Across Moultrie County, the departments that report recorded 81 violent and 111 property crimes per 100,000 residents that year.

Places near Sullivan

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Sullivan Township (Moultrie County)2.3 mi$834$140,60023.4%
East Nelson Township4.5 mi$1,635$161,4008.4%
Allenville4.5 mi$1,125$95,00024.5%
Jonathan Creek Township5.8 mi$528$236,30030.9%
Bethany7.8 mi$1,002$106,20033.2%
Lovington8.4 mi$788$87,40031.1%
Whitley Township8.4 mi$929$152,4009.4%
Marrowbone Township8.5 mi$1,002$112,00027.4%

Places in Illinois most like Sullivan

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Pontiac Township$844$117,800$65,28634.0%
Olney$809$99,800$59,98034.6%
Olney Township$817$108,600$61,92432.5%
Salem Township (Marion County)$771$110,300$64,86531.9%
Sterling Township$865$115,200$61,76431.6%
Beardstown Township$752$83,900$60,57632.2%

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 Sullivan, fiscal year 2027

Moultrie County, IL, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$648$711$930$1,288$1,554

HUD income limits for Sullivan, fiscal year 2026

Moultrie County, IL, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$20,900$34,800$55,650
2 people$23,850$39,800$63,600
3 people$27,320$44,750$71,550
4 people$33,000$49,700$79,500
5 people$38,680$53,700$85,900
6 people$44,360$57,700$92,250
7 people$50,040$61,650$98,600
8 people$55,720$65,650$104,950

These are the limits HUD sets for its housing programs in the Moultrie County, IL, where HUD’s median family income for fiscal year 2026 is $99,400.

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 Sullivan

What is the average rent in Sullivan, IL?

The Census Bureau publishes the median rather than the average: the median gross rent in Sullivan is $831 (±$105) 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 Sullivan?

The median gross rent for a one-bedroom home in Sullivan, IL is $520 (±$109) a month (2020–2024 American Community Survey).

Are renters in Sullivan rent-burdened?

52.9% of renting households in Sullivan 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 Sullivan?

Sullivan has an estimated 576 (±166) renting households, 31.4% of its occupied homes (2020–2024 American Community Survey).

What is the median household income in Sullivan?

The median household income in Sullivan is $63,229 (±$9,240) a year (2020–2024 American Community Survey).

What is the average home value in Sullivan, IL?

The Census Bureau publishes the median: $102,500 (±$18,094) for owner-occupied homes in Sullivan (2020–2024 American Community Survey).

Is Sullivan growing?

In Sullivan, the number of residents went from 4,475 in 2015–2019 to 4,348 in 2020–2024 (−2.8%), not a measurable change.

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 Sullivan city, Illinois (place:73495, in state:17).

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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