61812 ZIP Code — Armstrong, IL

Vermilion County, Illinois

ZIP code 61812 is located in Armstrong, Illinois, within Vermilion County. It covers approximately 21.97 square miles and serves a population of 288 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 217.

About ZIP code 61812

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 $125,000. Owner-occupancy is high at 93%, well above the national average.

Median household income is $99,167. 30% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with education and healthcare as the leading industry. The average commute of 35 minutes is near the national average.

College attainment at 20% is below the national average, consistent with a trades and production-oriented local economy.

Notable community characteristics include a notable veteran presence at 16% of civilians, above the national average of 7%.

Overall, ZIP code 61812 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

288

population

21.97

sq mi land

Standard

ZIP type

Central (CT)

timezone

61812 ZIP code map

Cities in ZIP code 61812

Below are the cities the US Postal Service accepts for ZIP code 61812. Using any city not on this list may result in mail delivery delays.

City	Status
Armstrong	Preferred

Nearby ZIP codes

61831 Collison (4.2 mi) 61865 Potomac (4.9 mi) 61844 Fithian (6.2 mi) 61862 Penfield (6.4 mi) 61859 Ogden (7.5 mi) 61847 Gifford (9.4 mi) 61858 Oakwood (9.7 mi) 61873 Saint Joseph (10.3 mi) 60963 Rossville (12.3 mi) 61834 Danville (13 mi) 60960 Rankin (13 mi) 61832 Danville (14.4 mi)

Demographics updated 06/2026

Population
Total population	288
Population density	13 / sq mi
State FIPS	17
County FIPS	183

Geography
Land area	21.97 sq mi
Water area	0.00 sq mi
Latitude	40.2402
Longitude	-87.8822
Timezone	Central (CT)
Area code	217

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	27.8%	52.8%	37.2%
$50k – $100k	41.4%	29.7%	29.6%
$100k – $200k	16.5%	15.4%	24.4%
Over $200k	14.3%	2.1%	8.8%

Demographics & statistics

288

Population

People per sq mi

48.5

Median age

$99,167

Median household income

$44,161

Per capita income

$125,000

Median home value

Median monthly rent

92.5%

Home ownership

12.8%

Poverty rate

6.7%

Unemployment

103

Housing units

19.5%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	77	26.7%
18 and over	211	73.3%
65 and over	69	24.0%
Median age	48.5 years

Race & ethnicity

White 94.6%

Hispanic or Latino 2.4%

Two or more races 2.4%

Native Hawaiian / Pacific Islander 0.7%

Group	Count	%
White	279	94.6%
Hispanic or Latino	7	2.4%
Two or more races	7	2.4%
Native Hawaiian / Pacific Islander	2	0.7%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	27.8%	52.8%	37.2%
$50k – $100k	41.4%	29.7%	29.6%
$100k – $200k	16.5%	15.4%	24.4%
Over $200k	14.3%	2.1%	8.8%

Under $10k 4.7%

$15k–$25k 2.8%

$25k–$35k 10.4%

$35k–$50k 3.8%

$50k–$75k 10.4%

$75k–$100k 18.9%

$100k–$150k 31.1%

$150k–$200k 13.2%

$200k+ 4.7%

Range	% of households
Under $10k	4.7%
$15k–$25k	2.8%
$25k–$35k	10.4%
$35k–$50k	3.8%
$50k–$75k	10.4%
$75k–$100k	18.9%
$100k–$150k	31.1%
$150k–$200k	13.2%
$200k+	4.7%
Median income	$99,167

Housing

Home values

Under $50k 7.1%

$50k–$100k 37.8%

$100k–$150k 15.3%

$150k–$200k 23.5%

$200k–$300k 4.1%

$300k–$500k 3.1%

$500k–$1M 9.2%

Housing overview

Metric	Value
Median home value	$125,000
Median rent / month	$0
Owner occupied	92.5%
Renter occupied	7.5%
Vacant	4.5%
Single-family detached	84.7%
Large apartment buildings	0.0%
Mobile homes	15.3%
Median rooms	6.4
Avg household size (owned)	2.80

Year built

Era	%
2020 or later	0.0%
2010–2019	4.5%
2000–2009	9.0%
1990–1999	22.5%
1980–1989	4.5%
1970–1979	5.4%
1960–1969	13.5%
1950–1959	9.0%
1940–1949	0.0%
1939 or earlier	31.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.8%
1 bedroom	8.1%
2 bedrooms	19.8%
3 bedrooms	45.0%
4 bedrooms	17.1%
5+ bedrooms	8.1%

Vehicles per household

Vehicles	% of households
No vehicle	1.9%
1 vehicle	6.6%
2 vehicles	68.9%
3 or more	22.6%

Heating fuel

Fuel type	%
Utility gas	48.1%
Electricity	34.9%
Propane / LP gas	13.2%
Wood	1.9%
No fuel used	1.9%

Households & families

Household type	Count	%
Married-couple family	64	60.4%
Cohabiting couple	14	13.2%
Male householder, no spouse	16	15.1%
Female householder, no spouse	12	11.3%
Households with children under 18	34	32.1%
Households with seniors (65+)	43	40.6%
Average household size	2.72

Marital status

Status	Male	Female
Never married	20.0%	33.9%
Married	58.2%	50.8%
Separated	0.0%	0.0%
Widowed	3.6%	6.5%
Divorced	18.2%	8.9%

Education

Less than 9th grade 1.0%

Some HS, no diploma 2.4%

HS graduate 39.5%

Some college, no degree 24.8%

Associate's degree 12.9%

Bachelor's degree 11.0%

Graduate / professional 8.6%

Metric	%
HS diploma or higher	96.7%
Bachelor's or higher	19.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	8	12.9%
Kindergarten	0	0.0%
Elementary school	27	43.5%
High school	26	41.9%
College / grad school	1	1.6%

Employment

Industry of employment

Education & healthcare 21.6%

Agriculture & mining 15.1%

Retail trade 14.4%

Transportation & utilities 13.7%

Manufacturing 10.1%

Other services 10.1%

Construction 6.5%

Professional & management 4.3%

Wholesale trade 3.6%

Public administration 0.7%

Occupation

Category	%
Management, business & arts	28.8%
Service	16.5%
Sales & office	18.0%
Natural resources & construction	7.2%
Production & transportation	29.5%

Employment type

Type	%
Private sector	68.3%
Government	13.7%
Self-employed	18.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	72.7%
Carpool	10.8%
Public transit	0.0%
Walk	3.6%
Work from home	12.9%
Other means	0.0%
Avg commute (minutes)	35.0

Poverty

All people 12.8%

Under 18 years 18.2%

18 and over 10.9%

Married-couple families 10.9%

Female-led households 23.1%

Income support

Source	% of households
Social Security	30.2%
Retirement income	34.0%
Supplemental Security	2.8%
Cash public assistance	0.0%
Food stamps / SNAP	10.4%

Health indicators

Condition	%
Obesity	34.5%
High blood pressure	37.0%
High cholesterol	36.7%
Diabetes	11.0%
Heart disease	7.8%
Stroke	3.6%
Asthma	9.7%
Arthritis	30.5%
Kidney disease	3.2%
Pulmonary disease	8.5%
Cancer	7.7%

Behavior / access	%
Smoking	19.6%
Binge drinking	14.4%
No physical activity	26.0%
Less than 7 hrs sleep	32.4%
Depression	18.4%
Fair or poor health	15.5%
Poor mental health	12.7%
Poor physical health	11.0%
No health insurance	10.2%
Visited doctor (checkup)	77.9%
Visited dentist	63.6%
Cholesterol screening	90.8%
Teeth loss	15.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	34	16.1%

Disability	%
Any disability	4.2%
Under 18	2.6%
18–64 years	0.0%
65 and over	14.5%

Health insurance coverage

Type	%
Private insurance	76.0%
Public insurance	34.4%
No insurance	3.1%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	264	91.7%
Spanish	2	0.8%
Other Indo-European	2	0.8%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	288	100.0%
Born in same state	288	100.0%
Born in different state	200	69.4%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	18	6.3%
Arab	14	4.9%

Ancestry	Count	%
French	13	4.5%
English	3	1%

Technology access

Metric	% of households
Computer access	36.8%
Internet access	98.1%

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

Frequently asked questions about ZIP code 61812

What city is ZIP code 61812 in?

ZIP code 61812 is primarily assigned to Armstrong, Illinois.

What county is ZIP code 61812 in?

ZIP code 61812 falls within Vermilion County, Illinois.

Is ZIP code 61812 mostly owner-occupied?

93% of occupied units in ZIP code 61812 are owner-occupied, well above the national average.

Does ZIP code 61812 have a large veteran population?

16% of civilians in ZIP code 61812 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 61812?

The median home value in ZIP code 61812 is $125,000.

What is the population of ZIP code 61812?

ZIP code 61812 has an estimated population of 288 residents, with a density of 13 people per square mile.

What timezone is ZIP code 61812 in?

ZIP code 61812 observes the CST timezone.