What is the largest city in Kent County, MI?

Grand Rapids is the largest city or town in Kent County, with about 198,535 residents.

How many ZIP codes are in Kent County?

Kent County includes 27 ZIP Code Tabulation Areas, including 49301, 49302, 49306, 49315, 49316.

What is the population of Kent County, MI?

About 663,150 people live in Kent County, based on American Community Survey 5-year estimates.

What counties border Kent County?

Kent County borders Ottawa County, Muskegon County, Allegan County, Montcalm County, Ionia County, Barry County, Newaygo County.

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

Population

663,150

Land area

849sq mi

People per sq mi

781

ZIP codes

27

Kent County at a glance

Kent County is about 4.4 times as dense as Michigan as a whole.
It is the 4th most populous of 83 counties in Michigan.
Households here earn a median of $82,631 a year, 13% more than the Michigan figure of $72,875.
A typical owner-occupied home is valued at $289,900 (25% above Michigan) and median rent is $1,243 a month.
The biggest population centers are Grand Rapids (198,535), Wyoming (77,353) and Kentwood (54,296).

Local data for Kent County, MI

Counts from official public data

Housing and community stats

Kent County, MI, American Community Survey 2020-2024

Full profile

Median household income

$82,631

Poverty rate

10.1%

Median home value

$289,900

Prices +4.5% in a year

Median rent

$1,243/mo

Homeownership

70.3%

Bachelor's or higher

40.8%

Median age

35.9

Average commute

21.0 min

Largest reported origins and ancestries: German Americans (113,592), Dutch Americans (94,785), Irish Americans (61,057).

Home values and rents Income, education and commute

Economy and federal money

Jobs, income, federal spending and pandemic loans

Details

Unemployment rate

4.3%

Aug 2026, -0.2 pts in a year

Average annual pay

$64,799

417,408 jobs, 2025

Income per person

$73,492

BEA, 2024

Federal spending

$7.39B

FY 2026, $11,238 per person

PPP loans

$2.32B

18,237 loans, 242,863 jobs reported

Campaign donations

$11.78M

Itemized, 2026 cycle

Economy Federal spending PPP loans

How people get to work

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

Drove alone73.2%
Carpooled7.8%
Public transit1.5%
Walked2.0%
Bicycle0.4%
Taxi, ride-hailing, motorcycle or other0.9%
Worked from home14.3%

Average one-way commute: 21.0 minutes for people who do not work from home.

Environment and hazard risk

Kent County, MI, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: strong wind

Storm events since 1996

472

Most often thunderstorm wind

Flood insurance policies

555

0.3% of homes, county

July high / Jan low

82° / 17°F

39.6 inches of rain a year

Hazards, floods and storm history Check a flood zone 42 historic places

Health statistics

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

All 40 measures

Obesity

34.8%

U.S. 33.3% +1.5 pts

Diabetes

10.3%

U.S. 12.1% -1.8 pts

Smoking

13.0%

U.S. 12.8% about the same

Uninsured (18-64)

7.4%

U.S. 11.1% -3.7 pts

Cities, towns and ZIP codes in Kent County

Population shown

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Frequently asked questions

What is the largest city in Kent County, MI?: Grand Rapids is the largest city or town in Kent County, with about 198,535 residents.
How many ZIP codes are in Kent County?: Kent County includes 27 ZIP Code Tabulation Areas, including 49301, 49302, 49306, 49315, 49316.
What is the population of Kent County, MI?: About 663,150 people live in Kent County, based on American Community Survey 5-year estimates.
What counties border Kent County?: Kent County borders Ottawa County, Muskegon County, Allegan County, Montcalm County, Ionia County, Barry County, Newaygo County.