County

Johnson County, IL

10 ZIP codes  ·  10 cities  ·  Illinois

👥14,474Population
💰$63,259Median HH Income▼ 17% below avg
🎂43.8Median Age
🏠$140,805Median Home Value▼ 49% below avg
🎓31.7%College Grads▼ 18% below avg
📊2.0%Unemployment▼ 60% below avg
People & Population (ACS 2023 — weighted avg)
♂ Male 55.1% Female 45.0% ♀

Race & Ethnicity

White: 82.1%Hispanic: 4.1%Black: 14.7%Asian: 0.3%Other: 6.7%Race
White82.1%
Hispanic4.1%
Black14.7%
Asian0.3%
Other6.7%

Age Breakdown

Under 5
5%
5–17
13%
18–24
10%
25–44
25%
45–64
27%
65+
10%

Key Indicators

Median Age43.8 yrs
Avg HH Size2.87
Below Poverty13.7% ▲ 37% above avg
College Grads31.7% ▼ 18% below avg
Unemployment2.0% ▼ 60% below avg
No HS Diploma67 (0.7%)
HS Graduate2,619 (28.5%)
Some College1,855 (20.2%)
Associates1,661 (18.1%)
Bachelors1,086 (11.8%)
Graduate Degree1,890 (20.6%)

Education

No HS: 0.7%HS Grad: 28.5%Some College: 20.2%Associates: 18.1%Bachelors: 11.8%Graduate: 20.6%Edu
No HS0.7%
HS Grad28.5%
Some College20.2%
Associates18.1%
Bachelors11.8%
Graduate20.6%
Housing & Income

Housing Tenure

Owner: 82.6%Renter: 17.4%Tenure
Owner82.6%
Renter17.4%

Home Value Distribution

Under $50k
15%
$50k–$100k
21%
$100k–$150k
15%
$150k–$200k
16%
$200k–$300k
19%
$300k–$500k
10%
Over $500k
3%

Financials

Median HH Income$63,259 ▼ 17% below avg
Median Home Value$140,805 ▼ 49% below avg
Home/Income Ratio2.2x (nat avg ~3.5x)
Median Rent$698/mo
Total Housing Units6,055
Vacant Units1,558

Income Distribution

Under $25k
19%
$25k–$50k
16%
$50k–$75k
21%
$75k–$100k
13%
$100k–$150k
21%
$150k–$200k
6%
Over $200k
5%
Employment & Commute

How People Get to Work

Drove Alone
93%
Public Transit
0%
Walked
0%
Work From Home
6%

Commute Time

Under 15 min
24%
15–30 min
28%
30–45 min
33%
Over 45 min
15%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
7%
1960s–1970s
14%
1980s–1990s
18%
2000+
58%
About Johnson County, IL

Johnson County is located in Illinois and encompasses 10 ZIP codes spanning 10 cities and communities. The county has an estimated population of 14,474 residents. With a median age of 43.76, it is a middle-aged county.

Johnson County has a solidly middle-class economic profile. The median household income of $63,258 is below the national average. Unemployment stands at 2.0%, well below the national average. The poverty rate of 13.7% is above the national average.

Housing in Johnson County is one of the more affordable housing markets in the country, with a median home value of $140,805 — below the national average. Monthly median rent is approximately $697. Homeownership rates are high at 82.6%, reflecting a largely residential, stable population.

The residents of Johnson County are primarily White (82.11%). Educational attainment is moderately educated — 31.7% of adults hold a bachelor's degree or higher, below the national average.

Johnson County, IL is a solidly middle-class area in Illinois. The 10 ZIP codes within the county each have their own character — browse the full list below to find the right community, whether you're looking for affordable housing, strong schools, or economic opportunity.

ZIP Codes in Johnson County
ZIPCityPopulationMedian IncomeMedian HomeMedian RentUnemp.College
62908 Belknap 365 $67,250 $168,800 2.7% 37.8%
62912 Buncombe 1,534 $65,625 $103,500 $775 4.3% 25.3%
62923 Cypress 393 $54,250 $70,500 $1,000 0.0% 16.6%
62939 Goreville 3,072 $67,719 $161,000 $848 1.9% 48.8%
62943 Grantsburg 324 $54,688 $132,000 7.4% 7.7%
62967 New Burnside 310 $60,563 $143,800 15.6% 31.1%
62972 Ozark 891 $82,007 $173,500 1.5% 44.4%
62985 Simpson 1,108 $69,750 $156,300 1.9% 25.9%
62995 Vienna 6,477 $57,773 $135,900 $590 0.7% 26.1%