Harmon ZIP Codes — Lee County, IL

There is one unique ZIP code in Harmon, Illinois and it is 61042. Area code: 815.
1
ZIP codes
66.71
sq mi land
0.01
sq mi water
815
area code
Harmon, IL ZIP code map

About Harmon, IL

Harmon, Illinois, is a small, quaint village located in the heart of Lee County. Known for its serene rural landscape and friendly community, it provides a peaceful escape from urban life. The village is a perfect representation of classic Midwestern charm, attracting visitors who appreciate its simplicity and natural beauty.

Location & geography

Harmon is situated in north-central Illinois and boasts a total land area of 66.71 square miles, with a negligible water area of 0.01 square miles. It lies close to several neighboring cities, including Dixon, approximately 11 miles to the northwest, Amboy, about 5 miles to the northeast, and the larger city of Rockford, situated around 40 miles to the east. The terrain around Harmon is predominantly flat, ideal for agriculture, which is a significant aspect of the local economy.

Community & economy

The community of Harmon is characterized by its tight-knit population, where residents enjoy a quiet lifestyle filled with local events and activities. The village primarily thrives on agriculture and small businesses, contributing to the local economy and community welfare. Daily life in Harmon is marked by a sense of community spirit, with various local gatherings that foster connections among residents.

Transportation

Harmon is easily accessible via Illinois Route 34, which connects it to nearby cities and towns, facilitating travel for residents and visitors. The nearest major airports are located in Rockford, about 40 miles away, making it convenient for those seeking air travel. Public transit options are limited, often relying on personal vehicles for commuting.

History

Harmon was founded in the late 19th century, with its establishment closely tied to the development of agriculture in the region. The village has historically relied on farming as its primary industry, offering a glimpse into the agrarian lifestyle that has shaped the area. Notable events in Harmon’s history include community fairs and agricultural exhibitions that celebrate local produce and craftsmanship.

Did you know?

One surprising fact about Harmon, Illinois, is that it has a single ZIP code, 61042, which uniquely identifies this small village. Furthermore, despite its size, Harmon exemplifies the essence of rural life in Illinois, showcasing strong community values and agricultural heritage.

ZIP codes for Harmon, IL (1)
ZIP code City County Map
61042 Harmon Lee View map

Demographics & statistics

428
Population
43.1
Median age
$67,292
Median household income
$33,463
Per capita income
$156,900
Median home value
$914
Median monthly rent
82.2%
Home ownership
21.0%
Poverty rate
1.6%
Unemployment
155
Housing units
11.3%
Bachelor's or higher

Age distribution

Male Female
7
Under 5
4
22
5–9
12
10
10–14
5
2
15–19
1
29
20–24
17
56
25–34
32
17
35–44
9
40
45–54
23
18
55–59
10
12
60–64
7
36
65–74
20
19
75–84
11
6
85+
3
← Male
Female →

Age summary

GroupCount%
Under 186114.3%
18 and over36785.7%
65 and over9522.2%
Median age43.1 years

Race & ethnicity

White 84.4%
Hispanic or Latino 6.1%
Other race 5.7%
Two or more races 3.7%
GroupCount%
White38584.4%
Hispanic or Latino286.1%
Other race265.7%
Two or more races173.7%

Household income

Under $10k 6.5%
$10k–$15k 7.1%
$15k–$25k 6.5%
$25k–$35k 4.7%
$35k–$50k 14.8%
$50k–$75k 17.8%
$75k–$100k 11.8%
$100k–$150k 26.0%
$150k–$200k 1.2%
$200k+ 3.6%
Range% of households
Under $10k6.5%
$10k–$15k7.1%
$15k–$25k6.5%
$25k–$35k4.7%
$35k–$50k14.8%
$50k–$75k17.8%
$75k–$100k11.8%
$100k–$150k26.0%
$150k–$200k1.2%
$200k+3.6%
Median income$67,292

Housing

Home values

Under $50k 7.2%
$50k–$100k 23.7%
$100k–$150k 15.1%
$150k–$200k 16.5%
$200k–$300k 31.7%
$300k–$500k 5.8%

Housing overview

MetricValue
Median home value$156,900
Median rent / month$914
Owner occupied82.2%
Renter occupied17.8%
Vacant8.6%
Single-family detached91.4%
Large apartment buildings0.0%
Mobile homes8.1%
Median rooms6.1
Avg household size (owned)2.35

Year built

Era%
2020 or later0.0%
2010–20192.7%
2000–20093.8%
1990–19998.6%
1980–19894.3%
1970–19799.7%
1960–19695.4%
1950–19596.5%
1940–19499.7%
1939 or earlier49.2%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom3.2%
2 bedrooms29.2%
3 bedrooms49.2%
4 bedrooms16.2%
5+ bedrooms2.2%

Vehicles per household

Vehicles% of households
No vehicle0.0%
1 vehicle21.3%
2 vehicles52.1%
3 or more26.6%

Heating fuel

Fuel type%
Utility gas24.3%
Electricity19.5%
Propane / LP gas50.3%

Households & families

Household typeCount%
Married-couple family8550.3%
Cohabiting couple2313.6%
Male householder, no spouse4023.7%
Female householder, no spouse2112.4%
Households with children under 183520.7%
Households with seniors (65+)6236.7%
Average household size2.53

Marital status

StatusMaleFemale
Never married58.6%16.3%
Married33.5%65.1%
Separated2.1%0.0%
Widowed0.4%7.8%
Divorced5.4%10.9%

Education

Less than 9th grade 1.6%
Some HS, no diploma 0.6%
HS graduate 61.1%
Some college, no degree 16.0%
Associate's degree 9.4%
Bachelor's degree 9.7%
Graduate / professional 1.6%
Metric%
HS diploma or higher97.8%
Bachelor's or higher11.3%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool610.2%
Kindergarten2440.7%
Elementary school1932.2%
High school35.1%
College / grad school711.9%

Employment

Industry of employment

Manufacturing 37.0%
Retail trade 16.5%
Education & healthcare 13.6%
Professional & management 7.4%
Arts, food & hospitality 7.4%
Transportation & utilities 6.2%
Finance & real estate 4.1%
Other services 2.9%
Agriculture & mining 2.1%
Public administration 1.6%
Construction 1.2%

Occupation

Category%
Management, business & arts11.5%
Service8.2%
Sales & office37.4%
Natural resources & construction7.0%
Production & transportation35.8%

Employment type

Type%
Private sector91.4%
Government5.8%
Self-employed2.9%
Unpaid family workers0.0%

Commute

Method%
Drive alone74.4%
Carpool2.9%
Public transit0.0%
Walk0.0%
Other means0.0%
Avg commute (minutes)26.7

Poverty

All people 21.0%
Under 18 years 3.3%
18 and over 24.0%
Married-couple families 16.5%
Female-led households 0.0%

Income support

Source% of households
Social Security30.8%
Retirement income26.6%
Supplemental Security1.2%
Cash public assistance0.0%
Food stamps / SNAP6.5%

Health indicators

Condition%
High blood pressure34.8%
High cholesterol33.7%
Heart disease7.3%
Stroke3.3%
Asthma9.4%
Arthritis27.6%
Kidney disease3.0%
Pulmonary disease7.9%
Cancer7.2%
Behavior / access%
Binge drinking15.3%
No physical activity25.7%
Less than 7 hrs sleep32.3%
Fair or poor health15.0%
Poor mental health12.5%
Poor physical health10.5%
No health insurance11.2%
Visited doctor (checkup)76.6%
Visited dentist65.0%
Cholesterol screening90.0%
Teeth loss15.2%

Veterans & disability

VeteransCount%
Civilian veterans297.9%
Disability%
Any disability11.2%
Under 189.8%
18–64 years3.7%
65 and over33.7%

Health insurance coverage

Type%
Private insurance75.7%
Public insurance36.2%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only41797.4%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)428100.0%
Born in same state428100.0%
Born in different state39391.8%
Foreign born00.0%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Italian6615.4%
English409.3%
French317.2%
Dutch307%
AncestryCount%
Arab163.7%
Irish102.3%
Polish10.2%

Technology access

Metric% of households
Computer access39.5%
Internet access87.0%

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

Frequently asked questions
What ZIP codes does Harmon, IL have?
Harmon, IL has one ZIP code: 61042. Each ZIP code serves a distinct delivery area within the city and surrounding region.
Need the complete Illinois ZIP code database? Download all IL ZIP codes — Excel, CSV, or Access. Includes lat/lng, county FIPS & timezone.
Download database →