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Jefferson County

Jefferson County has 36,550 residents across 12 ZIP codes with their own report. Median household income is $63,118, 24% below the Illinois figure. The typical owner-occupied home is valued at $126,000, and 18% of adults 25 and over hold a bachelor’s degree or higher.

County · ACS 2020–2024 · Updated October 24, 2026
36,550residentsACS 2020–2024
$63,118median household incomeIllinois: $83K
$126,000median home valueowner-occupied homes
86%of households have broadbandhome internet subscription
Jefferson County in IllinoisZIP codes in Jefferson County highlighted; the rest of Illinois in grey
Map of Illinois with Jefferson County highlighted

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates · U.S. Census Bureau, 2024 Gazetteer and 2020 ZCTA relationship files

All 12 ZIP codes.

Colour shows where each zip code sits among the others in the table, from lowest to highest.

ZIP codeResidentsHousehold incomeHome valueOwnersBachelor's+BroadbandCommute
628101,188$58K$118K72%17%77%24 min
628141,668$59K$121K79%15%87%29 min
628161,133$53K$87K85%11%87%26 min
628301,416$62K$138K78%14%85%28 min
628461,798$66K$103K75%4%79%19 min
6286422,779$60K$125K66%20%87%18 min
628721,153$62K$88K92%7%73%28 min
62883693$105K$164K98%25%97%30 min
628891,066$70K$144K79%14%67%30 min
62893926$59K$123K83%26%85%25 min
62894782$84K$122K85%30%88%25 min
628981,968$74K$159K87%25%87%26 min

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

People.

36,550 residents in 14,820 households, next to the Illinois figure.

22%
under 18
20%
aged 18–34
20%
aged 65 and over
32%
of households are people living alone
47%
of households are married couples

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Homes.

16,629 housing units; the median owner-occupied home is valued at $126,000 (±$6,496).

72%
of households own their home
69%
of homes are detached single-family houses
8%
are in buildings with 5 or more units
17%
are mobile homes
11%
of housing units are vacant
$885
median gross rent a month

When homes were built

2020 or later1%
2010–20195%
2000–200911%
1990–199916%
1980–198912%
1970–197919%
1960–19698%
1950–195910%
1940–19497%
1939 or earlier11%

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Income and work.

Household income and work, in 2024 dollars; median household income ±$2,847.

$63,118
median household income
13.5%
of people live below the poverty line
5.8%
unemployment rate
18%
of adults 25+ hold a bachelor’s degree or higher

The poverty rate uses the federal poverty thresholds, which vary with family size. It says nothing on its own about what a neighborhood is like to live in.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Getting around.

How workers aged 16 and over get to work, and how long it takes.

21 min
average commute to work
8%
of commuters travel 45 minutes or more
92%
of workers drive or carpool
0%
take public transportation
1%
walk or bike
5%
work from home
6%
of households have no car

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates

Internet.

Home internet subscriptions.

86%
of households have a broadband subscription
11%
have no internet access at home

American Community Survey figures are estimates from a rolling sample, averaged over 2020–2024. Each comes with a margin of error, which is wider in places with fewer people.

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates