61458 ZIP Code — Maquon, IL

Knox County, Illinois

ZIP code 61458 is located in Maquon, Illinois, within Knox County. It covers approximately 81.33 square miles and serves a population of 464 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 309.

About ZIP code 61458

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 $99,300. Owner-occupancy is high at 84%, well above the national average.

Median household income is $66,250. 41% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 30 minutes is near the national average.

College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 61458 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

464
population
81.33
sq mi land
Standard
ZIP type
Central (CT)
timezone
61458 ZIP code map
Cities in ZIP code 61458

Below are the cities the US Postal Service accepts for ZIP code 61458. Using any city not on this list may result in mail delivery delays.

City Status
Maquon Acceptable
Maquon Preferred
Nearby ZIP codes
61436 Gilson (5.8 mi) 61544 London Mills (6.6 mi) 61572 Yates City (9 mi) 61432 Fairview (9.3 mi) 61474 Saint Augustine (9.7 mi) 61448 Knoxville (10.1 mi) 61410 Abingdon (10.5 mi) 61430 East Galesburg (12.4 mi) 61531 Farmington (12.4 mi) 61428 Dahinda (12.7 mi) 61401 Galesburg (13.5 mi) 61431 Ellisville (13.7 mi)
Demographics updated 05/2026
Population
Total population 464
Population density 6 / sq mi
State FIPS 17
County FIPS 095
Geography
Land area 81.33 sq mi
Water area 0.19 sq mi
Latitude 40.7820
Longitude -90.2147
Timezone Central (CT)
Area code 309
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 43.9% 54.0% 37.2%
$50k – $100k 37.7% 29.8% 29.6%
$100k – $200k 15.9% 14.2% 24.4%
Over $200k 2.5% 2.0% 8.8%

Demographics & statistics

464
Population
6
People per sq mi
53.8
Median age
$66,250
Median household income
$32,992
Per capita income
$99,300
Median home value
$753
Median monthly rent
83.9%
Home ownership
15.2%
Poverty rate
3.8%
Unemployment
210
Housing units
19.1%
Bachelor's or higher

Age distribution

Male Female
5
Under 5
5
12
5–9
10
13
10–14
12
16
15–19
14
8
20–24
8
28
25–34
25
11
35–44
9
37
45–54
34
20
55–59
17
22
60–64
19
35
65–74
31
31
75–84
27
8
85+
7
← Male
Female →

Age summary

GroupCount%
Under 187415.9%
18 and over39084.1%
65 and over13930.0%
Median age53.8 years

Race & ethnicity

White 96.2%
Hispanic or Latino 1.9%
Two or more races 1.9%
GroupCount%
White45596.2%
Hispanic or Latino91.9%
Two or more races91.9%

Household income

Income range This ZIP County avg State avg
Under $50k 43.9% 54.0% 37.2%
$50k – $100k 37.7% 29.8% 29.6%
$100k – $200k 15.9% 14.2% 24.4%
Over $200k 2.5% 2.0% 8.8%
Under $10k 3.6%
$10k–$15k 0.9%
$15k–$25k 7.6%
$25k–$35k 10.8%
$35k–$50k 14.3%
$50k–$75k 24.7%
$75k–$100k 17.5%
$100k–$150k 17.0%
$150k–$200k 3.6%
Range% of households
Under $10k3.6%
$10k–$15k0.9%
$15k–$25k7.6%
$25k–$35k10.8%
$35k–$50k14.3%
$50k–$75k24.7%
$75k–$100k17.5%
$100k–$150k17.0%
$150k–$200k3.6%
Median income$66,250

Housing

Home values

Under $50k 15.0%
$50k–$100k 35.3%
$100k–$150k 19.8%
$150k–$200k 6.4%
$200k–$300k 5.3%
$300k–$500k 9.1%
$500k–$1M 9.1%

Housing overview

MetricValue
Median home value$99,300
Median rent / month$753
Owner occupied83.9%
Renter occupied16.1%
Vacant9.3%
Single-family detached99.2%
Large apartment buildings0.0%
Mobile homes0.0%
Median rooms6.1
Avg household size (owned)2.06

Year built

Era%
2020 or later0.0%
2010–20190.0%
2000–20094.5%
1990–19996.1%
1980–19892.4%
1970–19795.3%
1960–19695.3%
1950–19598.9%
1940–19498.5%
1939 or earlier58.9%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom6.1%
2 bedrooms45.1%
3 bedrooms32.5%
4 bedrooms12.6%
5+ bedrooms3.7%

Vehicles per household

Vehicles% of households
No vehicle4.5%
1 vehicle25.6%
2 vehicles39.5%
3 or more30.5%

Heating fuel

Fuel type%
Utility gas57.8%
Electricity6.7%
Propane / LP gas32.3%

Households & families

Household typeCount%
Married-couple family12154.3%
Cohabiting couple104.5%
Male householder, no spouse5524.7%
Female householder, no spouse3716.6%
Households with children under 184721.1%
Households with seniors (65+)9643.0%
Average household size2.08

Marital status

StatusMaleFemale
Never married16.7%15.2%
Married58.8%65.4%
Separated0.5%0.0%
Widowed5.1%6.3%
Divorced19.0%13.1%

Education

Less than 9th grade 3.3%
Some HS, no diploma 8.0%
HS graduate 43.5%
Some college, no degree 13.9%
Associate's degree 12.2%
Bachelor's degree 12.7%
Graduate / professional 6.4%
Metric%
HS diploma or higher88.6%
Bachelor's or higher19.1%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool45.3%
Kindergarten56.7%
Elementary school3344.0%
High school2837.3%
College / grad school56.7%

Employment

Industry of employment

Education & healthcare 20.3%
Manufacturing 18.1%
Professional & management 10.1%
Retail trade 9.7%
Agriculture & mining 9.3%
Construction 7.9%
Public administration 7.5%
Transportation & utilities 6.6%
Arts, food & hospitality 6.2%
Other services 2.2%
Wholesale trade 1.3%
Information 0.9%

Occupation

Category%
Management, business & arts31.3%
Service21.1%
Sales & office11.5%
Natural resources & construction17.2%
Production & transportation18.9%

Employment type

Type%
Private sector69.6%
Government19.8%
Self-employed10.6%
Unpaid family workers0.0%

Commute

Method%
Drive alone89.3%
Carpool6.7%
Public transit0.0%
Walk0.9%
Work from home3.1%
Other means0.0%
Avg commute (minutes)29.9

Poverty

All people 15.2%
Under 18 years 42.3%
18 and over 10.3%
Married-couple families 12.4%
Female-led households 9.5%

Income support

Source% of households
Social Security41.3%
Retirement income36.8%
Supplemental Security2.7%
Cash public assistance0.9%
Food stamps / SNAP10.8%

Health indicators

Condition%
Obesity35.0%
High blood pressure36.3%
High cholesterol36.7%
Diabetes11.2%
Heart disease8.0%
Stroke3.5%
Asthma9.6%
Arthritis30.6%
Kidney disease3.3%
Pulmonary disease8.3%
Cancer8.1%
Behavior / access%
Smoking18.7%
Binge drinking14.3%
No physical activity25.1%
Less than 7 hrs sleep33.1%
Depression17.6%
Fair or poor health14.8%
Poor mental health12.3%
Poor physical health10.6%
No health insurance9.9%
Visited doctor (checkup)77.2%
Visited dentist64.0%
Cholesterol screening91.0%
Teeth loss13.5%

Veterans & disability

VeteransCount%
Civilian veterans379.6%
Disability%
Any disability11.8%
Under 185.4%
18–64 years8.6%
65 and over20.9%

Health insurance coverage

Type%
Private insurance74.5%
Public insurance41.5%
No insurance4.8%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only45497.8%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)43593.8%
Born in same state43593.8%
Born in different state36578.7%
Foreign born00.0%
Naturalized citizen296.2%
Not a US citizen00.0%

Ancestry

AncestryCount%
Italian8117.5%
French7115.3%
Arab429.1%
AncestryCount%
English143%
Polish40.9%

Technology access

Metric% of households
Computer access48.1%
Internet access86.1%

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

Frequently asked questions about ZIP code 61458

What city is ZIP code 61458 in?

ZIP code 61458 is primarily assigned to Maquon, Illinois.

What county is ZIP code 61458 in?

ZIP code 61458 falls within Knox County, Illinois.

Does ZIP code 61458 have an older population?

30% of residents in ZIP code 61458 are 65 or older, above the national average of ~17%.

Is ZIP code 61458 mostly owner-occupied?

84% of occupied units in ZIP code 61458 are owner-occupied, well above the national average.

Does ZIP code 61458 have a large retiree population?

41% of households in ZIP code 61458 receive Social Security income, suggesting a significant retiree or disability population.

What is the poverty rate in ZIP code 61458?

15% of residents in ZIP code 61458 live below the poverty line, above the national average.

What timezone is ZIP code 61458 in?

ZIP code 61458 observes the CST timezone.

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