Grundy County, IL ZIP Codes
Illinois (IL) · 9 ZIP codes · 9 cities
9
ZIP codes
52,989
population (2021)
+5.8%
pop change since 2010
17063
FIPS code
Grundy County ZIP code map
About Grundy County
Grundy County is located in Illinois and contains 9 ZIP codes across 9 cities and communities.
The county's population was 52,989 as of 2021,
an increase of
5.8% from 50,063 in 2010.
The timezone is Mountain Time (observes DST).
The Federal Information Processing System (FIPS) code for Grundy County is 17063.
| Population | |
|---|---|
| 2021 population | 52,989 |
| 2010 population | 50,063 |
| Change | +5.8% |
| County details | |
|---|---|
| State | Illinois |
| FIPS code | 17063 |
| Timezone | Mountain |
| Daylight saving | Yes |
Cities in Grundy County
ZIP codes for Grundy County, IL (9)
| ZIP code | City | County | Map |
|---|---|---|---|
| 60407 | Braceville | Grundy | View map |
| 60416 | Coal City | Grundy | View map |
| 60424 | Gardner | Grundy | View map |
| 60437 | Kinsman | Grundy | View map |
| 60444 | Mazon | Grundy | View map |
| 60447 | Minooka | Grundy | View map |
| 60450 | Morris | Grundy | View map |
| 60474 | South Wilmington | Grundy | View map |
| 60479 | Verona | Grundy | View map |
Demographics & statistics
52,345
Population
38.9
Median age
$90,111
Median household income
$42,273
Per capita income
$199,888
Median home value
$989
Median monthly rent
80.9%
Home ownership
8.7%
Poverty rate
5.0%
Unemployment
16,181
Housing units
18.5%
Bachelor's or higher
Age distribution
Male
Female
1,492
Under 5
1,376
2,040
5–9
1,883
1,776
10–14
1,639
1,825
15–19
1,683
1,812
20–24
1,672
3,161
25–34
2,916
3,704
35–44
3,418
3,788
45–54
3,495
1,909
55–59
1,762
1,681
60–64
1,550
2,493
65–74
2,300
1,064
75–84
981
481
85+
444
← Male
Female →
Age summary
| Group | Count | % |
|---|---|---|
| Under 18 | 12,446 | 22.3% |
| 18 and over | 39,899 | 77.7% |
| 65 and over | 7,763 | 13.8% |
| Median age | 38.9 years | |
Race & ethnicity
White
84.7%
Hispanic or Latino
5.9%
Two or more races
4.5%
Other race
2.8%
Black or African American
1.6%
Asian
0.5%
American Indian / Alaska Native
0.1%
| Group | Count | % |
|---|---|---|
| White | 47,103 | 84.7% |
| Hispanic or Latino | 3,296 | 5.9% |
| Two or more races | 2,486 | 4.5% |
| Other race | 1,569 | 2.8% |
| Black or African American | 874 | 1.6% |
| Asian | 269 | 0.5% |
| American Indian / Alaska Native | 44 | 0.1% |
Household income
Under $10k
2.9%
$10k–$15k
1.5%
$15k–$25k
6.2%
$25k–$35k
5.6%
$35k–$50k
10.9%
$50k–$75k
15.4%
$75k–$100k
15.4%
$100k–$150k
19.5%
$150k–$200k
14.1%
$200k+
8.4%
| Range | % of households |
|---|---|
| Under $10k | 2.9% |
| $10k–$15k | 1.5% |
| $15k–$25k | 6.2% |
| $25k–$35k | 5.6% |
| $35k–$50k | 10.9% |
| $50k–$75k | 15.4% |
| $75k–$100k | 15.4% |
| $100k–$150k | 19.5% |
| $150k–$200k | 14.1% |
| $200k+ | 8.4% |
| Median income | $90,111 |
Housing
Home values
Under $50k
7.8%
$50k–$100k
8.4%
$100k–$150k
12.2%
$150k–$200k
21.5%
$200k–$300k
26.4%
$300k–$500k
20.8%
$500k–$1M
2.8%
$1M+
0.2%
Housing overview
| Metric | Value |
|---|---|
| Median home value | $199,888 |
| Median rent / month | $989 |
| Owner occupied | 80.9% |
| Renter occupied | 19.1% |
| Vacant | 10.0% |
| Single-family detached | 79.6% |
| Large apartment buildings | 0.8% |
| Mobile homes | 7.0% |
| Median rooms | 6.1 |
| Avg household size (owned) | 2.58 |
Year built
| Era | % |
|---|---|
| 2020 or later | 0.7% |
| 2010–2019 | 5.2% |
| 2000–2009 | 18.8% |
| 1990–1999 | 15.9% |
| 1980–1989 | 7.3% |
| 1970–1979 | 12.6% |
| 1960–1969 | 5.7% |
| 1950–1959 | 5.9% |
| 1940–1949 | 4.3% |
| 1939 or earlier | 23.6% |
Bedrooms
| Size | % of units |
|---|---|
| No bedroom (studio) | 0.3% |
| 1 bedroom | 3.0% |
| 2 bedrooms | 21.2% |
| 3 bedrooms | 53.3% |
| 4 bedrooms | 19.2% |
| 5+ bedrooms | 3.0% |
Vehicles per household
| Vehicles | % of households |
|---|---|
| No vehicle | 2.7% |
| 1 vehicle | 26.0% |
| 2 vehicles | 39.3% |
| 3 or more | 32.0% |
Heating fuel
| Fuel type | % |
|---|---|
| Utility gas | 68.0% |
| Electricity | 12.6% |
| Propane / LP gas | 18.8% |
| Fuel oil | 0.1% |
| Wood | 0.3% |
Households & families
| Household type | Count | % |
|---|---|---|
| Married-couple family | 10,975 | 52.9% |
| Cohabiting couple | 1,130 | 5.7% |
| Male householder, no spouse | 3,958 | 21.1% |
| Female householder, no spouse | 4,270 | 20.3% |
| Households with children under 18 | 6,921 | 31.1% |
| Households with seniors (65+) | 5,524 | 26.1% |
| Average household size | 2.57 | |
Marital status
| Status | Male | Female |
|---|---|---|
| Never married | 32.7% | 25.7% |
| Married | 51.8% | 53.5% |
| Separated | 2.2% | 1.0% |
| Widowed | 2.1% | 7.5% |
| Divorced | 11.2% | 12.4% |
Education
Less than 9th grade
1.4%
Some HS, no diploma
4.1%
HS graduate
38.4%
Some college, no degree
26.0%
Associate's degree
11.8%
Bachelor's degree
13.1%
Graduate / professional
5.4%
| Metric | % |
|---|---|
| HS diploma or higher | 94.6% |
| Bachelor's or higher | 18.5% |
School enrollment (ages 3–17)
| Type | Count | % |
|---|---|---|
| Nursery / preschool | 972 | 8.7% |
| Kindergarten | 604 | 6.1% |
| Elementary school | 5,564 | 41.7% |
| High school | 2,994 | 22.0% |
| College / grad school | 2,745 | 21.5% |
Employment
Industry of employment
Education & healthcare
20.0%
Retail trade
14.9%
Construction
11.9%
Transportation & utilities
11.3%
Manufacturing
10.7%
Arts, food & hospitality
6.3%
Professional & management
5.7%
Agriculture & mining
4.5%
Other services
4.5%
Public administration
2.8%
Finance & real estate
2.7%
Wholesale trade
2.5%
Information
2.1%
Occupation
| Category | % |
|---|---|
| Management, business & arts | 29.7% |
| Service | 14.6% |
| Sales & office | 19.3% |
| Natural resources & construction | 15.5% |
| Production & transportation | 21.0% |
Employment type
| Type | % |
|---|---|
| Private sector | 84.8% |
| Government | 9.5% |
| Self-employed | 5.7% |
| Unpaid family workers | 0.0% |
Commute
| Method | % |
|---|---|
| Drive alone | 88.8% |
| Carpool | 3.3% |
| Public transit | 0.2% |
| Walk | 1.7% |
| Other means | 1.0% |
| Avg commute (minutes) | 29.1 |
Poverty
All people
8.7%
Under 18 years
15.9%
18 and over
6.9%
Married-couple families
3.3%
Female-led households
24.0%
Income support
| Source | % of households |
|---|---|
| Social Security | 27.6% |
| Retirement income | 25.8% |
| Supplemental Security | 4.0% |
| Cash public assistance | 1.1% |
| Food stamps / SNAP | 11.6% |
Health indicators
| Condition | % |
|---|---|
| High blood pressure | 30.4% |
| High cholesterol | 31.5% |
| Heart disease | 5.8% |
| Stroke | 2.7% |
| Asthma | 9.7% |
| Arthritis | 24.7% |
| Kidney disease | 2.5% |
| Pulmonary disease | 6.5% |
| Cancer | 6.3% |
| Behavior / access | % |
|---|---|
| Binge drinking | 16.8% |
| No physical activity | 23.3% |
| Less than 7 hrs sleep | 33.4% |
| Fair or poor health | 12.8% |
| Poor mental health | 13.2% |
| Poor physical health | 9.3% |
| No health insurance | 10.6% |
| Visited doctor (checkup) | 75.7% |
| Visited dentist | 64.6% |
| Cholesterol screening | 89.1% |
| Teeth loss | 12.9% |
Veterans & disability
| Veterans | Count | % |
|---|---|---|
| Civilian veterans | 3,233 | 6.6% |
| Disability | % |
|---|---|
| Any disability | 10.3% |
| Under 18 | 5.2% |
| 18–64 years | 8.5% |
| 65 and over | 30.5% |
Health insurance coverage
| Type | % |
|---|---|
| Private insurance | 76.3% |
| Public insurance | 29.4% |
| Uninsured under 19 | 1.6% |
Language & origin
Language spoken at home (age 5+)
| Language | Count | % |
|---|---|---|
| English only | 49,477 | 93.8% |
| Spanish | 810 | 1.3% |
| Other Indo-European | 696 | 1.1% |
| Asian & Pacific Islander | 76 | 0.2% |
| Other languages | 38 | 0.0% |
Place of birth & citizenship
| Origin | Count | % |
|---|---|---|
| Native born (US) | 50,244 | 97.0% |
| Born in same state | 49,938 | 96.7% |
| Born in different state | 43,058 | 82.0% |
| Foreign born | 306 | 0.3% |
| Naturalized citizen | 2,101 | 3.0% |
| Not a US citizen | 1,400 | 73.5% |
Ancestry
| Ancestry | Count | % |
|---|---|---|
| Italian | 8,569 | 16.4% |
| French | 5,688 | 10.9% |
| Polish | 2,877 | 5.5% |
| Arab | 1,535 | 2.9% |
| English | 857 | 1.6% |
| Ancestry | Count | % |
|---|---|---|
| Norwegian | 476 | 0.9% |
| Dutch | 289 | 0.6% |
| German | 92 | 0.2% |
| Irish | 92 | 0.2% |
Technology access
| Metric | % of households |
|---|---|
| Computer access | 39.1% |
| Internet access | 94.9% |
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
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