61831 ZIP Code — Collison, IL

Vermilion County, Illinois

ZIP code 61831 is located in Collison, Illinois, within Vermilion County. It covers approximately 12.11 square miles and serves a population of 139 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 217.

139
population
12.11
sq mi land
Standard
ZIP type
Central (CT)
timezone
61831 ZIP code map
Cities in ZIP code 61831

Below are the cities the US Postal Service accepts for ZIP code 61831. Using any city not on this list may result in mail delivery delays.

City Status
Collison Preferred
Nearby ZIP codes
61812 Armstrong (4.2 mi) 61865 Potomac (4.8 mi) 61844 Fithian (6.7 mi) 61858 Oakwood (7.2 mi) 61834 Danville (9.5 mi) 60963 Rossville (9.6 mi) 61862 Penfield (9.8 mi) 61859 Ogden (10.4 mi) 61832 Danville (10.7 mi) 61811 Alvin (11 mi) 61814 Bismarck (12 mi) 61833 Tilton (12.5 mi)
Demographics updated 05/2026
Population
Total population 139
Population density 11 / sq mi
State FIPS 17
County FIPS 183
Geography
Land area 12.11 sq mi
Water area 0.00 sq mi
Latitude 40.2332
Longitude -87.8037
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 47.0% 52.8% 37.2%
$50k – $100k 36.1% 29.7% 29.6%
$100k – $200k 10.8% 15.4% 24.4%
Over $200k 6.0% 2.1% 8.8%

Demographics & statistics

139
Population
11
People per sq mi
60.7
Median age
$91,250
Median household income
$52,481
Per capita income
$153,600
Median home value
$0
Median monthly rent
100.0%
Home ownership
7.9%
Poverty rate
0.0%
Unemployment
89
Housing units
15.0%
Bachelor's or higher

Age distribution

Male Female
5
Under 5
4
5
5–9
3
1
10–14
1
4
25–34
3
7
35–44
5
10
45–54
8
13
60–64
9
21
65–74
16
12
75–84
9
2
85+
1
← Male
Female →

Age summary

GroupCount%
Under 181913.7%
18 and over12086.3%
65 and over6143.9%
Median age60.7 years

Race & ethnicity

White 100%
GroupCount%
White139100%

Household income

Income range This ZIP County avg State avg
Under $50k 47.0% 52.8% 37.2%
$50k – $100k 36.1% 29.7% 29.6%
$100k – $200k 10.8% 15.4% 24.4%
Over $200k 6.0% 2.1% 8.8%
Under $10k 6.1%
$10k–$15k 4.9%
$15k–$25k 2.4%
$25k–$35k 7.3%
$35k–$50k 6.1%
$50k–$75k 19.5%
$75k–$100k 8.5%
$100k–$150k 30.5%
$150k–$200k 12.2%
$200k+ 2.4%
Range% of households
Under $10k6.1%
$10k–$15k4.9%
$15k–$25k2.4%
$25k–$35k7.3%
$35k–$50k6.1%
$50k–$75k19.5%
$75k–$100k8.5%
$100k–$150k30.5%
$150k–$200k12.2%
$200k+2.4%
Median income$91,250

Housing

Home values

Under $50k 2.4%
$50k–$100k 14.6%
$100k–$150k 28.0%
$150k–$200k 40.2%
$200k–$300k 4.9%
$300k–$500k 9.8%

Housing overview

MetricValue
Median home value$153,600
Median rent / month$0
Owner occupied100.0%
Renter occupied0.0%
Vacant7.9%
Single-family detached97.8%
Large apartment buildings0.0%
Mobile homes2.2%
Median rooms5.9
Avg household size (owned)1.70

Year built

Era%
2020 or later0.0%
2010–20190.0%
2000–200916.9%
1990–199924.7%
1980–19892.2%
1970–19792.2%
1960–19694.5%
1950–195913.5%
1940–19499.0%
1939 or earlier27.0%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom0.0%
2 bedrooms67.4%
3 bedrooms30.3%
4 bedrooms2.2%
5+ bedrooms0.0%

Vehicles per household

Vehicles% of households
No vehicle2.4%
1 vehicle47.6%
2 vehicles41.5%
3 or more8.5%

Heating fuel

Fuel type%
Utility gas29.3%
Electricity25.6%
Propane / LP gas40.2%
Wood2.4%
Solar2.4%

Households & families

Household typeCount%
Married-couple family3239.0%
Cohabiting couple00.0%
Male householder, no spouse3947.6%
Female householder, no spouse1113.4%
Households with children under 181315.9%
Households with seniors (65+)4453.7%
Average household size1.70

Marital status

StatusMaleFemale
Never married14.9%0.0%
Married43.2%76.1%
Separated0.0%0.0%
Widowed29.7%23.9%
Divorced12.2%0.0%

Education

Less than 9th grade 1.7%
Some HS, no diploma 7.5%
HS graduate 47.5%
Some college, no degree 24.2%
Associate's degree 4.2%
Bachelor's degree 7.5%
Graduate / professional 7.5%
Metric%
HS diploma or higher90.8%
Bachelor's or higher15.0%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten00.0%
Elementary school10100.0%
High school00.0%
College / grad school00.0%

Employment

Industry of employment

Agriculture & mining 37.3%
Manufacturing 37.3%
Transportation & utilities 8.5%
Professional & management 6.8%
Construction 5.1%
Retail trade 5.1%

Occupation

Category%
Management, business & arts64.4%
Service5.1%
Sales & office5.1%
Natural resources & construction6.8%
Production & transportation18.6%

Employment type

Type%
Private sector66.1%
Government0.0%
Self-employed33.9%
Unpaid family workers0.0%

Commute

Method%
Drive alone91.5%
Carpool5.1%
Public transit0.0%
Walk3.4%
Work from home0.0%
Other means0.0%
Avg commute (minutes)28.6

Poverty

All people 7.9%
Under 18 years 0.0%
18 and over 9.2%
Married-couple families 6.3%
Female-led households 0.0%

Income support

Source% of households
Social Security51.2%
Retirement income40.2%
Supplemental Security0.0%
Cash public assistance0.0%
Food stamps / SNAP6.1%

Health indicators

Condition%
Obesity34.5%
High blood pressure37.8%
High cholesterol37.8%
Diabetes11.4%
Heart disease7.9%
Stroke3.5%
Asthma9.6%
Arthritis31.4%
Kidney disease3.2%
Pulmonary disease8.6%
Cancer7.8%
Behavior / access%
Smoking18.9%
Binge drinking13.6%
No physical activity25.6%
Less than 7 hrs sleep31.9%
Depression18.1%
Fair or poor health15.4%
Poor mental health12.3%
Poor physical health11.1%
No health insurance9.8%
Visited doctor (checkup)78.8%
Visited dentist65.1%
Cholesterol screening91.6%
Teeth loss14.2%

Veterans & disability

VeteransCount%
Civilian veterans2218.3%
Disability%
Any disability14.4%
Under 180.0%
18–64 years8.5%
65 and over24.6%

Health insurance coverage

Type%
Private insurance83.5%
Public insurance48.9%
No insurance0.0%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only13093.5%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)139100.0%
Born in same state139100.0%
Born in different state13597.1%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Italian2215.8%
French1410.1%
AncestryCount%
Arab64.3%

Technology access

Metric% of households
Computer access59.0%
Internet access68.3%

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

Frequently asked questions about ZIP code 61831

What city is ZIP code 61831 in?

ZIP code 61831 is primarily assigned to Collison, Illinois.

What county is ZIP code 61831 in?

ZIP code 61831 falls within Vermilion County, Illinois.

Does ZIP code 61831 have an older population?

44% of residents in ZIP code 61831 are 65 or older, above the national average of ~17%.

Does ZIP code 61831 have a large retiree population?

51% of households in ZIP code 61831 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 61831 have a large veteran population?

18% of civilians in ZIP code 61831 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 61831?

The median home value in ZIP code 61831 is $153,600.

What timezone is ZIP code 61831 in?

ZIP code 61831 observes the CST timezone.

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