| ZIP Codes: | 12 ZIP Codes (8 Standard, 4 PO Box, 0 Unique) [See All] |
| Area Codes: | 517 / 734 / 810 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 11:53:51 PM |
| Population: | 160,947 [See All] |
| FIPS: | 26093 |
| CBSA: | Detroit-Warren-Dearborn, MI |
| Land Area: | 474 sq mi |
| Water Area: | 18 sq mi |
| Coordinates: | 42.5730, -83.9010 |
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160,947 residents live across 12 ZIPs covering 474 sq mi, served by 9 distinct USPS-recognized cities.
Population moved from 151,435 to 160,947 from 2014 to 2024 — a +6.3% change. 8 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 48114 (Brighton, $124,063 median) and poorest ZIP 48137 (Gregory, $78,973) are 18.3 miles apart — a 1.6× income gap across local geography.
Median home values vary 1.5× across this county — from $276,800 in 48836 (Fowlerville) to $405,400 in 48114 (Brighton).
Density varies 7× across the county — from 93 people/sq mi in 48137 (Gregory) to 696 in 48114 (Brighton).
Most of the decade's growth concentrated around Howell — top growth ZIPs averaged +11.8% over the past ten years ( 48855 , 48843 and 48836 ).
Educational attainment ranges from 21.9% bachelor's+ in 48836 (Fowlerville) to 51.8% in 48116 (Brighton) — the breadth of educational profiles across the area.
Within Michigan, this is the #15 most populous of 83 counties and ranks #4 for median household income with the #9 fastest decade growth .
Weighted by population, the typical household earns about $103,508 across the county — reflecting what a typical resident sees, not a simple ZIP average.
40.0% of adults age 25+ hold a bachelor's degree or higher (46,422 of 116,011 reporting). The most-educated ZIPs cluster around Brighton.
8 Standard delivery, 4 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 48843 | Howell | Standard | 48,014 | $94,577 | 93.5 | 9.5% |
| 48116 | Brighton | Standard | 27,289 | $106,763 | 40.7 | 2.8% |
| 48114 | Brighton | Standard | 21,588 | $124,063 | 31.0 | 5.0% |
| 48169 | Pinckney | Standard | 20,519 | $109,329 | 63.5 | -2.1% |
| 48855 | Howell | Standard | 16,668 | $108,442 | 92.4 | 17.0% |
| 48836 | Fowlerville | Standard | 15,089 | $90,592 | 94.3 | 9.0% |
| 48353 | Hartland | Standard | 7,014 | $105,964 | 13.2 | 8.0% |
| 48137 | Gregory | Standard | 4,157 | $78,973 | 44.8 | -11.8% |
| 48816 | Cohoctah | PO Box | 374 | $48,978 | 0.0 | 356.1% |
| 48143 | Lakeland | PO Box | 139 | — | 0.0 | — |
| 48139 | Hamburg | PO Box | 96 | $47,188 | 0.7 | -15.0% |
| 48844 | Howell | PO Box | — | — | 0.0 | — |