Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — STATE/MI/COUNTY/KENT

Kent County, MI ZIP codes

There are 47 ZIP codes in Kent County, MI, in 17 towns, from 49301 to 49599. The largest are 49508 (Grand Rapids), 49504 (Grand Rapids) and 49341 (Rockford).

The county seat is Grand Rapids.

ZIP codes
47
Towns
17
County seat
Grand Rapids
County FIPS
26081
Population
663,150
Median household income
$82,631
Land area
849 sq mi
Area code
616

Kent County ZIP codes by town

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Kent County ZIP codes

4930149302493064931549316493174931949321493264933049331493414934349345493514935549356493574941849468495014950249503495044950549506495074950849509495104951249514495154951649518495194952349525495284953049544495464954849555495604958849599

The ZIP codes of Kent County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Kent County in numbers

About 663,150 people live in Kent County, in 256,648 households, the 4th most populous of Michigan's 83 counties. The median household income is $82,631 a year, 13% above the Michigan median of $72,875 (US: $80,734). The median owner-occupied home is valued at $289,900 (25% above the Michigan median), and median gross rent is $1,243 a month. The median age is 35.9; 40.8% of adults 25 and over hold a bachelor's degree or higher (32.4% across Michigan); the average commute takes 21 minutes.

Population663,150Kent663,150
Households256,648Kent256,648
Median age35.9Kent35.9Michigan40.2US 38.9
Median household income$82,631Kent$82,631Michigan$72,875US $80,734
Median home value$289,900Kent$289,900Michigan$231,600US $332,700
Median gross rent$1,243Kent$1,243Michigan$1,129US $1,413
Bachelor's degree or higher40.8%Kent40.8%Michigan32.4%US 35.7%
Mean commute21.0 minKent21.0 minMichigan24.2 minUS 26.4 min
Population density781 / sq miKent781 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Kent County

Largest towns in Kent County
TownZIP codesPopulation
Grand Rapids 25 198,535
Wyoming 2 77,353
Ada 4 19,846
Grandville 2 16,356
Belmont 1 11,028
Comstock Park 1 10,577
Alto 1 9,754
Byron Center 1 7,403
Rockford 2 6,218
Sparta 1 4,271
Lowell 1 4,139
Gowen 1 3,980
Cedar Springs 1 3,670
Caledonia 1 1,671
Kent City 1 1,203

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Kent County.

Not sure you are in Kent County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Kent County, with figures

ZIP codes in Kent County
ZIP City Type Population Median income Median home
49301 Ada , MI Standard 19,846 $183,125 $548,800
49302 Alto , MI Standard 9,754 $134,722 $400,700
49306 Belmont , MI Standard 11,028 $115,039 $373,500
49315 Byron Center , MI Standard 27,091 $113,346 $382,100
49316 Caledonia , MI Standard 26,427 $103,238 $364,200
49317 Cannonsburg , MI No street area — — —
49319 Cedar Springs , MI Standard 18,802 $78,951 $260,300
49321 Comstock Park , MI Standard 15,970 $77,870 $274,400
49326 Gowen , MI Standard 3,980 $84,000 $226,100
49330 Kent City , MI Standard 5,599 $75,794 $265,600
49331 Lowell , MI Standard 17,661 $91,800 $315,300
49341 Rockford , MI Standard 39,409 $113,989 $382,600
49343 Sand Lake , MI Standard 5,664 $80,408 $244,200
49345 Sparta , MI Standard 13,512 $85,463 $274,200
49351 Rockford , MI No street area — — —
49355 Ada , MI No street area — — —
49356 Ada , MI No street area — — —
49357 Ada , MI No street area — — —
49418 Grandville , MI Standard 31,913 $84,846 $321,700
49468 Grandville , MI No street area — — —
49501 Grand Rapids , MI No street area — — —
49502 Grand Rapids , MI No street area — — —
49503 Grand Rapids , MI Standard 39,489 $64,661 $241,900
49504 Grand Rapids , MI Standard 40,036 $70,119 $243,500
49505 Grand Rapids , MI Standard 32,426 $74,906 $246,700
49506 Grand Rapids , MI Standard 34,673 $118,131 $375,000
49507 Grand Rapids , MI Standard 38,487 $61,461 $199,300
49508 Grand Rapids , MI Standard 42,720 $70,120 $281,600
49509 Wyoming , MI Standard 28,152 $65,132 $202,100
49510 Grand Rapids , MI No street area — — —
49512 Grand Rapids , MI Standard 18,373 $71,329 $314,900
49514 Grand Rapids , MI No street area — — —
49515 Grand Rapids , MI No street area — — —
49516 Grand Rapids , MI No street area — — —
49518 Grand Rapids , MI No street area — — —
49519 Wyoming , MI Standard 27,965 $73,762 $238,700
49523 Grand Rapids , MI No street area — — —
49525 Grand Rapids , MI Standard 30,887 $94,037 $321,100
49528 Grand Rapids , MI No street area — — —
49530 Grand Rapids , MI No street area — — —
49544 Grand Rapids , MI Standard 9,631 $74,390 $264,000
49546 Grand Rapids , MI Standard 34,721 $99,343 $417,900
49548 Grand Rapids , MI Standard 34,777 $61,636 $159,100
49555 Grand Rapids , MI No street area — — —
49560 Grand Rapids , MI No street area — — —
49588 Grand Rapids , MI No street area — — —
49599 Grand Rapids , MI No street area — — —

Cite this page

zipcodes.pro. “Kent County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/mi/county/kent

Underlying data is public domain or openly licensed — sources, vintages and licences.