Sullivan, IL

Illinois

Sullivan is a small town in Illinois with a population of 4,253. Residents earn $62,845 per year, which is 16% below the national average.

3.8 /5.0
B+ Good
4,253 Population 1,535/sq mi density
$62,845 Median Income $33,819 per capita
$95,600 Home Value $189,748 Zillow
$790 Median Rent
53°F Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$62,845 median income, 1.4% unemployment
A+
Affordability
5.0 / 5.0
$95,600 home value, $790/mo rent
C
Education
2.4 / 5.0
17.4% bachelor's degree or higher
Median Income $62,845
16% lower than US avg
Home Value $95,600
66% lower than US avg
Bachelor's+ 17.4%
48% lower than US avg
Median Rent $790
32% lower than US avg
Obesity Rate 38.4%
20% higher than US avg
Unemployment 1.4%
61% lower than US avg
Poverty Rate 9.2%
26% lower than US avg

How Sullivan Compares to the U.S. Average (100% = U.S. avg)

People

Population4,253
Median Age38.1 yrs
Density1,535/mi²
Male / Female48% / 52%
Largest GroupWhite 96%

Economy

A
Median Income$62,845
Per Capita$33,819
Unemployment1.4%
Poverty9.2%
County GDP$981M
Commute17 min

Housing

A+
Home Value$95,600
Rent$790
OwnershipN/A
Zillow$189,748

Crime

ViolentN/A
PropertyN/A

Health

Obesity38.4%
UninsuredN/A
Depression24.9%
Heart Disease5.3%

Climate

Avg Temp53°F
AQI43 (Good)
Rain41.6 in/yr
Elevation675 ft

Education

C
Bachelor's+17.4%
High School+93.7%
School Score5.34

Community

2024 VoteR 74% / D 25%
Commute17 min
Libraries4

Is Sullivan a Good Place to Live?

Based on current data, Sullivan receives an overall livability score of 3.8 out of 5.0, earning a grade of B+. Key strengths include low unemployment, affordable housing, high health insurance coverage. Sullivan offers a solid quality of life with a good balance of affordability, safety, and opportunity.

Economy & Jobs

The median household income in Sullivan is $62,845, 16% below the national average of $75,149. The job market is very strong with unemployment at just 1.4%. 9.2% of residents live in poverty, near the national average of 12.4%. Workers commute an average of 17 minutes, shorter than most U.S. cities.

Cost of Living & Housing

The median home value in Sullivan is $95,600, 66% below the national median — offering relatively affordable homeownership. Renters pay a median of $790 per month, below the national average — a plus for affordability. At just 1.5x median income, home prices are very affordable relative to local earnings.

Education

17.4% of residents hold a bachelor's degree, below the national average of 33.7%. 93.7% have completed high school. Area schools have an average test score of 5.3/10.

Climate & Weather

Sullivan experiences four distinct seasons with an average temperature of 53°F. Winters average 27°F in January while summers reach 76°F in July. Annual precipitation totals 41.6 inches, including 12.9 inches of snow. Air quality is rated Good with a median AQI of 43.

Sullivan has a population of 4,253 with a density of 1,535 people per square mile. The median age is 38.1 years, 2% younger than the national median of 38.9. The city is predominantly White (95.5%), with 2.2% Black.

Population

4,253
Total Population
1,535
People / sq mi
38.1yrs
Median Age
2% below US avg
2.8mi²
Land Area

Gender Distribution

Male 47.9%
Female 52.1%

Race & Ethnicity

Sullivan vs U.S. Average

Language Spoken at Home

English Only98.1%
25% above US avg
Spanish1.9%
86% below US avg

Social Characteristics

Sullivan vs U.S. Average

The median household income in Sullivan is $62,845, which is 16% below the national average of $75,149. The unemployment rate is 1.4% (below the 3.6% US average). 9.2% of residents live below the poverty line. Workers commute an average of 17 minutes.

Income: Sullivan vs U.S.

Commute Mode

Income

Median HH Income$62,845
16% below US avg
Per Capita Income$33,819
Avg Weekly Wage$992
IRS Avg AGI$79,919

Employment & Poverty

Unemployment1.4%
61% below US avg
Poverty Rate9.2%
26% below US avg
Establishments (County)342
County GDP$981M

Business (County)

Restaurants25
Healthcare33
Retail46
Manufacturing45

Tax & Cost of Living

Property Tax (IRS)$5,233
50% above US avg
Effective Tax Rate5.47%

Commute & Transportation

Commute Time17.1 min
Work from Home3.3%

Walkability

The median home value in Sullivan is $95,600, 66% below the national average. Monthly rent averages $790 (32% below US avg). Zillow estimates the typical home value at $189,748.

Home Value Sources

Ownership Split

Home Values

Census Median$95,600
66% below US avg
Zillow ZHVI$189,748

Real Estate Market (Redfin)

Rental Costs

Census Median Rent$790
32% below US avg

HUD Fair Market Rent

Studio$774
1 Bedroom$854
2 Bedrooms$1,063
3 Bedrooms$1,370
4 Bedrooms$1,561

Ownership & Property

Owner-Occupied72.9%

Property Tax

Avg Tax (IRS)$5,233
50% above US avg
Effective Rate5.47%
In Sullivan, 38.4% of adults are obese (above the 32.1% national rate). 24.9% report depression. 22.6% are physically inactive.

Health Metrics: Sullivan vs U.S. Average (%)

Chronic Conditions

Obesity38.4%
20% above US avg
Diabetes9.3%
Heart Disease5.3%
High Blood Pressure30.9%
Asthma10.8%
COPD6.8%
Stroke2.9%

Behaviors & Mental Health

Binge Drinking20.6%
Physical Inactivity22.6%
Depression24.9%
Mental Distress19.3%
Physical Distress12.9%

Healthcare Access

Insurance Rate95.0%
Checkup Rate75.0%
Premature Death8,830/100K

Food & Exercise

Food Environment9.1/10
Exercise Access65.8%
Healthcare Facilities33

Crime Rates: Sullivan vs U.S. Average (per 100,000)

Violent Crime

Property Crime

Traffic Safety

Fatal Crashes (County/yr)1

Safety Score

Sullivan has an average annual temperature of 53°F (12°C). Winters average 27°F in January while summers reach 76°F in July. Annual precipitation is 41.6 inches. Air quality is rated Good with a median AQI of 43.

Temperature

27°F Jan (-3°C) 76°F Jul (24°C)
Annual Average53.0°F
2% below US avg
January Average27°F (-3°C)
July Average76°F (24°C)

Precipitation & Snow

Annual Rainfall41.6 inches
9% above US avg
Snowfall12.9 inches/yr

Air Quality

AQI Median43.0
RatingGood

Geography

Elevation675 ft (206 m)
Area2.8 sq mi (7.2 km²)
Population Density1,535/sq mi
Coordinates39.5952°N, 88.6089°W
County FIPS17139
It is classified as Nonmetro — Rural, adjacent. 17.4% of residents hold a bachelor's degree or higher (48% below US avg). In the 2024 election, the county voted Republican by a 49.1-point margin.

2024 Presidential Election (County)

R 73.8%
D 24.8%

Winner: Republican by 49.1 points

Education

Bachelor's Degree+17.4%
48% below US avg
High School+93.7%
School Test Score5.34
C Education Grade (2.4/5.0)

Urban-Rural Classification

RUCC Code 8Nonmetro — Rural, adjacent
Population Density1,535/sq mi
Total Area2.8 sq mi

Infrastructure & Services

Alt Fuel Stations2
Public Libraries4
Healthcare Facilities33
Restaurants25
Retail Stores46

Safety & Disasters

Fatal Crashes (County/yr)1

Commute & Transportation

Avg Commute17.1 min
Work from Home3.3%

Nearby Cities

Compare Sullivan with another city: