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Markham, IL

City in Cook County, Illinois. ZIP codes: 60428.

Population

11,355

Land area

5.4sq mi

People per sq mi

2,101

ZIP codes

1

Markham and its ZIP codes

Markham at a glance

  • Markham is about 9.2 times as dense as Illinois as a whole.
  • By population, it ranks 204th among 1,445 cities and towns in Illinois.
  • The median household income is $57,302, 31% below the Illinois median of $83,390.
  • A typical owner-occupied home is valued at $135,300 (49% below Illinois) and median rent is $1,621 a month.

Local data for Markham, IL

Counts from official public data

Housing and community stats

Markham, IL, American Community Survey 2020-2024

Full profile

Median household income

$57,302

Poverty rate

18.0%

Median home value

$135,300

Median rent

$1,621/mo

Homeownership

74.9%

Bachelor's or higher

17.7%

Median age

34.2

Average commute

35.7 min

Largest reported origins and ancestries: Mexican Americans (1,895), Irish Americans (198), Italian Americans (189).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, pay, income and spending are for Cook County. PPP loans are for Markham.

Details

Unemployment rate

5.9%

Aug 2026, +1.2 pts in a year

Average annual pay

$90,477

2,594,810 jobs, 2025

Income per person

$79,964

BEA, 2024

Federal spending

$36B

FY 2026, $6,818 per person

PPP loans

$59.3M

1,663 loans, 4,116 jobs reported

Cook County economyFederal spendingPPP loans

How people get to work

Markham, IL, workers 16 and older. American Community Survey 5-year estimates

  • Drove alone66.7%
  • Carpooled11.5%
  • Public transit5.1%
  • Walked0.9%
  • Bicycle0.0%
  • Taxi, ride-hailing, motorcycle or other3.1%
  • Worked from home12.7%

Average one-way commute: 35.7 minutes for people who do not work from home.

Environment and hazard risk

Markham, IL, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Very High

Top: cold wave

Storm events since 1996

2,829

Countywide, mostly thunderstorm wind

Flood insurance policies

6,353

0.5% of homes, county

July high / Jan low

84° / 15°F

42.1 inches of rain a year

Hazards, floods and storm historyCheck a flood zone

Health statistics

Share of adults in Markham, IL, CDC PLACES estimates

All 40 measures

Obesity

40.9%

U.S. 33.3% +7.6 pts

Diabetes

17.6%

U.S. 12.1% +5.5 pts

Smoking

16.1%

U.S. 12.8% +3.3 pts

Uninsured (18-64)

14.1%

U.S. 11.1% +3.0 pts

ZIP codes in Markham

1 in or overlapping Markham. Population shown

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Cities near Markham

Frequently asked questions

What county is Markham, IL in?
Markham is in Cook County, Illinois.
What ZIP codes are in Markham, IL?
ZIP codes in or overlapping Markham include 60428.
What is the population of Markham, IL?
About 11,355 people live in Markham, based on American Community Survey 5-year estimates.
What cities are near Markham?
Nearby places include Midlothian (1.9 mi), Posen (2 mi), Hazel Crest (2.4 mi), Oak Forest (2.5 mi), Harvey (2.5 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023