What is the largest city in Ingham County, MI?

Lansing is the largest city or town in Ingham County, with about 113,023 residents.

How many ZIP codes are in Ingham County?

Ingham County includes 17 ZIP Code Tabulation Areas, including 48819, 48823, 48824, 48825, 48842.

What is the population of Ingham County, MI?

About 283,913 people live in Ingham County, based on American Community Survey 5-year estimates.

What counties border Ingham County?

Ingham County borders Livingston County, Jackson County, Eaton County, Clinton County, Shiawassee County.

Ingham County, MI: Cities, ZIP Codes & Local Data

Population

283,913

Land area

556sq mi

People per sq mi

511

ZIP codes

17

Ingham County at a glance

Ingham County is about 2.9 times as dense as Michigan as a whole.
It is the 8th most populous of 83 counties in Michigan.
Households here earn a median of $65,526 a year, 10% less than the Michigan figure of $72,875.
A typical owner-occupied home is valued at $198,800 (14% below Michigan) and median rent is $1,084 a month.
The biggest population centers are Lansing (113,023), East Lansing (45,758) and Okemos (26,396).

Local data for Ingham County, MI

Counts from official public data

Housing and community stats

Ingham County, MI, American Community Survey 2020-2024

Full profile

Median household income

$65,526

Poverty rate

16.7%

Median home value

$198,800

Prices +4.8% in a year

Median rent

$1,084/mo

Homeownership

59.5%

Bachelor's or higher

41.2%

Median age

33.3

Average commute

20.5 min

Largest reported origins and ancestries: German Americans (50,306), Irish Americans (29,394), Mexican Americans (17,505).

Home values and rents Income, education and commute

Economy and federal money

Jobs, income, federal spending and pandemic loans

Details

Unemployment rate

4.8%

Aug 2026, -0.4 pts in a year

Average annual pay

$71,017

155,298 jobs, 2025

Income per person

$54,120

BEA, 2024

Federal spending

$4.57B

FY 2026, $16,033 per person

PPP loans

$531M

6,702 loans, 63,619 jobs reported

Campaign donations

$2.61M

Itemized, 2026 cycle

Economy Federal spending PPP loans

How people get to work

Ingham County, MI, workers 16 and older. American Community Survey 5-year estimates

Drove alone66.1%
Carpooled8.0%
Public transit2.4%
Walked4.1%
Bicycle1.3%
Taxi, ride-hailing, motorcycle or other0.8%
Worked from home17.3%

Average one-way commute: 20.5 minutes for people who do not work from home.

Environment and hazard risk

Ingham County, MI, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: strong wind

Storm events since 1996

296

Most often thunderstorm wind

Flood insurance policies

608

0.7% of homes, county

July high / Jan low

83° / 18°F

34.3 inches of rain a year

Hazards, floods and storm history Check a flood zone 44 historic places

Health statistics

Share of adults in Ingham County, MI, CDC PLACES estimates

All 40 measures

Obesity

34.5%

U.S. 33.3% +1.2 pts

Diabetes

10.2%

U.S. 12.1% -1.9 pts

Smoking

13.0%

U.S. 12.8% about the same

Uninsured (18-64)

6.9%

U.S. 11.1% -4.2 pts

Cities, towns and ZIP codes in Ingham County

Population shown

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Frequently asked questions

What is the largest city in Ingham County, MI?: Lansing is the largest city or town in Ingham County, with about 113,023 residents.
How many ZIP codes are in Ingham County?: Ingham County includes 17 ZIP Code Tabulation Areas, including 48819, 48823, 48824, 48825, 48842.
What is the population of Ingham County, MI?: About 283,913 people live in Ingham County, based on American Community Survey 5-year estimates.
What counties border Ingham County?: Ingham County borders Livingston County, Jackson County, Eaton County, Clinton County, Shiawassee County.