County ProfileMI
Kent County
Population: 657,974 · 48 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
657,974
People
Median age
35.9
Housing
Total households
256,648
Income
Median household income
$82,631
Housing
Total housing units
269,136
Employment
Employment rate
65.9%
Education
Bachelor’s degree or higher
40.8%
Healthcare
Insured population
95.2%
County details
Local time 05:21:55(ET)| Name | Kent |
|---|---|
| Total ZIP codes | 48total |
| ZIP codes (by type) | 28 Standard12 PO Box8 Unique |
| Area code | 616 |
| Timezone | Eastern Time (ET) |
| Coordinates | 43.0324971, -85.547446 |
| Land area | 849.5 sq miles(2,200.3 km²) |
Map of Kent county, Michigan with ZIP codes
Cities and Communities in Kent County
Compare the largest cities in Kent County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Grand Rapids | 198,917 | $69,108 | 26ZIPs |
| Wyoming | 76,501 | $73,677 | 2ZIPs |
| Ada | 20,665 | — | 4ZIPs |
| Grandville | 16,083 | $78,442 | 2ZIPs |
| Comstock Park | 10,500 | $59,984 | 1ZIPs |
| Belmont | 10,419 | — | 1ZIPs |
| Alto | 8,845 | — | 1ZIPs |
| Byron Center | 7,431 | $122,553 | 1ZIPs |
| Rockford | 6,142 | $107,121 | 2ZIPs |
| Sparta | 4,244 | $60,728 | 1ZIPs |
| Lowell | 4,142 | $72,875 | 1ZIPs |
| Gowen | 3,830 | — | 1ZIPs |
| Cedar Springs | 3,627 | $57,979 | 1ZIPs |
| Caledonia | 1,622 | $106,250 | 1ZIPs |
| Sand Lake | 1,418 | $58,162 | 1ZIPs |
| Kent City | 1,262 | $76,587 | 1ZIPs |
| Cannonsburg | 203 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Kent County
Review the most populated postal areas across Kent County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 49508 | Grand Rapids | $70,120 | 41,851 |
| 49504 | Grand Rapids | $70,119 | 41,249 |
| 49503 | Grand Rapids | $64,661 | 39,344 |
| 49341 | Rockford | $113,989 | 38,250 |
| 49507 | Grand Rapids | $61,461 | 38,137 |
| 49546 | Grand Rapids | $99,343 | 35,536 |
| 49548 | Grand Rapids | $61,636 | 34,741 |
| 49506 | Grand Rapids | $118,131 | 33,050 |
| 49505 | Grand Rapids | $74,906 | 31,444 |
| 49418 | Grandville | $84,846 | 30,520 |
| 49525 | Grand Rapids | $94,037 | 30,275 |
| 49509 | Wyoming | $65,132 | 28,340 |
| 49519 | Wyoming | $73,762 | 28,025 |
| 49315 | Byron Center | $113,346 | 26,148 |
| 49316 | Caledonia | $103,238 | 24,742 |
| 49534 | Grand Rapids | $81,657 | 23,996 |
| 49301 | Ada | $183,125 | 20,665 |
| 49512 | Grand Rapids | $71,329 | 18,558 |
| 49331 | Lowell | $91,800 | 18,023 |
| 49319 | Cedar Springs | $78,951 | 17,391 |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS