61951 ZIP Code — Sullivan, IL

Moultrie County, Illinois

ZIP code 61951 is located in Sullivan, Illinois, within Moultrie County. It covers approximately 132.06 square miles and serves a population of 7,777 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 217.

About ZIP code 61951

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $135,200. Owner-occupancy is high at 81%, well above the national average.

Median household income is $76,962. The poverty rate of 7% is below the national average. 34% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 20 minutes is near the national average.

Educational attainment is near the national average, with 25% of residents holding a bachelor's degree or higher.

Overall, ZIP code 61951 reflects a community defined by high homeownership and a significant Social Security-dependent population.

7,777

population

132.06

sq mi land

Standard

ZIP type

Central (CT)

timezone

61951 ZIP code map

Cities in ZIP code 61951

Below are the cities the US Postal Service accepts for ZIP code 61951. Using any city not on this list may result in mail delivery delays.

City	Status
Sullivan	Acceptable
Sullivan	Preferred

Nearby ZIP codes

61911 Arthur (8.9 mi) 61937 Lovington (10 mi) 62534 Findlay (10.7 mi) 61957 Windsor (11.1 mi) 61914 Bethany (11.9 mi) 61931 Humboldt (12.5 mi) 62465 Strasburg (14.3 mi) 61938 Mattoon (14.6 mi) 61925 Dalton City (15.2 mi) 61929 Hammond (15.9 mi) 61910 Arcola (16.2 mi) 61913 Atwood (17.2 mi)

Demographics updated 05/2026

Population
Total population	7,777
Population density	59 / sq mi
State FIPS	17
County FIPS	139

Geography
Land area	132.06 sq mi
Water area	7.95 sq mi
Latitude	39.5935
Longitude	-88.5872
Timezone	Central (CT)
Area code	217

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	37.4%	40.2%	37.2%
$50k – $100k	36.3%	37.0%	29.6%
$100k – $200k	20.9%	18.9%	24.4%
Over $200k	5.4%	3.9%	8.8%

Demographics & statistics

7,777

Population

People per sq mi

40.2

Median age

$76,962

Median household income

$37,044

Per capita income

$135,200

Median home value

$835

Median monthly rent

81.2%

Home ownership

7.0%

Poverty rate

4.0%

Unemployment

2,667

Housing units

25.2%

Bachelor's or higher

Age distribution

Male Female

231

Under 5

227

252

5–9

248

329

10–14

323

294

15–19

288

146

20–24

143

468

25–34

459

469

35–44

461

479

45–54

471

298

55–59

292

244

60–64

240

444

65–74

435

181

75–84

177

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,978	25.4%
18 and over	5,799	74.6%
65 and over	1,415	18.2%
Median age	40.2 years

Race & ethnicity

White 96%

Two or more races 1.5%

Black or African American 1.3%

Hispanic or Latino 0.8%

Asian 0.2%

Other race 0.2%

Group	Count	%
White	7,529	96%
Two or more races	116	1.5%
Black or African American	103	1.3%
Hispanic or Latino	64	0.8%
Asian	17	0.2%
Other race	12	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	37.4%	40.2%	37.2%
$50k – $100k	36.3%	37.0%	29.6%
$100k – $200k	20.9%	18.9%	24.4%
Over $200k	5.4%	3.9%	8.8%

Under $10k 1.7%

$10k–$15k 3.5%

$15k–$25k 6.9%

$25k–$35k 6.1%

$35k–$50k 10.3%

$50k–$75k 19.8%

$75k–$100k 17.1%

$100k–$150k 19.8%

$150k–$200k 6.8%

$200k+ 7.9%

Range	% of households
Under $10k	1.7%
$10k–$15k	3.5%
$15k–$25k	6.9%
$25k–$35k	6.1%
$35k–$50k	10.3%
$50k–$75k	19.8%
$75k–$100k	17.1%
$100k–$150k	19.8%
$150k–$200k	6.8%
$200k+	7.9%
Median income	$76,962

Housing

Home values

Under $50k 9.2%

$50k–$100k 26.4%

$100k–$150k 23.8%

$150k–$200k 12.9%

$200k–$300k 11.9%

$300k–$500k 11.2%

$500k–$1M 3.4%

$1M+ 1.2%

Housing overview

Metric	Value
Median home value	$135,200
Median rent / month	$835
Owner occupied	81.2%
Renter occupied	18.8%
Vacant	6.9%
Single-family detached	81.7%
Large apartment buildings	3.0%
Mobile homes	5.9%
Median rooms	5.8
Avg household size (owned)	2.58

Year built

Era	%
2020 or later	0.0%
2010–2019	5.6%
2000–2009	13.1%
1990–1999	14.5%
1980–1989	7.3%
1970–1979	13.7%
1960–1969	12.0%
1950–1959	9.6%
1940–1949	3.9%
1939 or earlier	20.3%

Bedrooms

Size	% of units
No bedroom (studio)	3.6%
1 bedroom	8.1%
2 bedrooms	25.6%
3 bedrooms	46.5%
4 bedrooms	10.9%
5+ bedrooms	5.3%

Vehicles per household

Vehicles	% of households
No vehicle	8.5%
1 vehicle	23.5%
2 vehicles	42.0%
3 or more	26.1%

Heating fuel

Fuel type	%
Utility gas	53.3%
Electricity	27.1%
Propane / LP gas	13.9%
Wood	1.8%
Solar	0.4%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	1,655	55.0%
Cohabiting couple	222	7.4%
Male householder, no spouse	345	11.5%
Female householder, no spouse	788	26.2%
Households with children under 18	997	33.1%
Households with seniors (65+)	959	31.9%
Average household size	2.49

Marital status

Status	Male	Female
Never married	28.7%	19.5%
Married	57.0%	53.1%
Separated	1.5%	2.2%
Widowed	3.2%	11.3%
Divorced	9.6%	13.9%

Education

Less than 9th grade 6.8%

Some HS, no diploma 4.3%

HS graduate 30.4%

Some college, no degree 23.2%

Associate's degree 10.2%

Bachelor's degree 15.8%

Graduate / professional 9.4%

Metric	%
HS diploma or higher	89.0%
Bachelor's or higher	25.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	80	4.4%
Kindergarten	52	2.9%
Elementary school	911	50.6%
High school	453	25.2%
College / grad school	304	16.9%

Employment

Industry of employment

Manufacturing 23.7%

Education & healthcare 22.3%

Retail trade 10.9%

Construction 7.3%

Transportation & utilities 6.5%

Finance & real estate 5.4%

Professional & management 5.2%

Agriculture & mining 4.3%

Arts, food & hospitality 4.3%

Public administration 4.2%

Other services 3.6%

Information 2.0%

Wholesale trade 0.4%

Occupation

Category	%
Management, business & arts	36.2%
Service	13.9%
Sales & office	16.0%
Natural resources & construction	10.4%
Production & transportation	23.6%

Employment type

Type	%
Private sector	78.5%
Government	12.1%
Self-employed	9.1%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	78.7%
Carpool	8.7%
Public transit	0.4%
Walk	4.6%
Work from home	4.7%
Other means	3.0%
Avg commute (minutes)	19.9

Poverty

All people 7.0%

Under 18 years 8.4%

18 and over 6.5%

Married-couple families 1.5%

Female-led households 26.0%

Income support

Source	% of households
Social Security	33.9%
Retirement income	32.8%
Supplemental Security	5.3%
Cash public assistance	0.3%
Food stamps / SNAP	10.7%

Health indicators

Condition	%
Obesity	35.5%
High blood pressure	35.6%
High cholesterol	35.9%
Diabetes	10.6%
Heart disease	7.7%
Stroke	3.6%
Asthma	9.9%
Arthritis	30.0%
Kidney disease	3.3%
Pulmonary disease	8.2%
Cancer	8.1%

Behavior / access	%
Smoking	18.5%
Binge drinking	14.8%
No physical activity	26.1%
Less than 7 hrs sleep	31.1%
Depression	18.1%
Fair or poor health	15.2%
Poor mental health	12.9%
Poor physical health	10.7%
No health insurance	10.9%
Visited doctor (checkup)	77.6%
Visited dentist	63.9%
Cholesterol screening	89.9%
Teeth loss	15.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	449	7.8%

Disability	%
Any disability	12.8%
Under 18	5.6%
18–64 years	11.4%
65 and over	28.3%

Health insurance coverage

Type	%
Private insurance	67.9%
Public insurance	34.9%
No insurance	11.7%
Uninsured under 19	17.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	7,319	94.1%
Spanish	85	1.2%
Other Indo-European	32	0.4%
Asian & Pacific Islander	53	0.7%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	7,716	99.2%
Born in same state	7,709	99.1%
Born in different state	6,747	86.8%
Foreign born	7	0.1%
Naturalized citizen	61	0.8%
Not a US citizen	24	39.3%

Ancestry

Ancestry	Count	%
French	1,430	18.4%
Arab	802	10.3%
Italian	590	7.6%
English	45	0.6%

Ancestry	Count	%
Norwegian	14	0.2%
Polish	13	0.2%
Dutch	7	0.1%

Technology access

Metric	% of households
Computer access	38.7%
Internet access	92.3%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 61951

What city is ZIP code 61951 in?

ZIP code 61951 is primarily assigned to Sullivan, Illinois.

What county is ZIP code 61951 in?

ZIP code 61951 falls within Moultrie County, Illinois.

Is ZIP code 61951 mostly owner-occupied?

81% of occupied units in ZIP code 61951 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 61951?

The median home value in ZIP code 61951 is $135,200.

What is the population of ZIP code 61951?

ZIP code 61951 has an estimated population of 7,777 residents, with a density of 59 people per square mile.

What is the median household income in ZIP code 61951?

The median household income in ZIP code 61951 is $76,962, above the national median of ~$75,000.

What timezone is ZIP code 61951 in?

ZIP code 61951 observes the CST timezone.