| ZIP Codes: | 41 ZIP Codes (36 Standard, 4 PO Box, 1 Unique) [See All] |
| Area Codes: | 586 / 810 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:12:33 PM |
| Population: | 878,672 [See All] |
| FIPS: | 26099 |
| CBSA: | Detroit-Warren-Dearborn, MI |
| Land Area: | 482 sq mi |
| Water Area: | 21 sq mi |
| Coordinates: | 42.6107, -82.9567 |
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878,672 residents live across 41 ZIPs covering 482 sq mi, served by 19 distinct USPS-recognized cities.
Population moved from 848,182 to 878,672 from 2014 to 2024 — a +3.6% change. 24 ZIPs gained residents, 12 lost.
The county's wealthiest ZIP 48042 (Macomb, $126,667 median) and poorest ZIP 48043 (Mount Clemens, $52,161) are 5.6 miles apart — a 2.4× income gap across local geography.
Median home values vary 3.4× across this county — from $122,100 in 48089 (Warren) to $418,200 in 48094 (Washington).
Density varies 92× across the county — from 72 people/sq mi in 48050 (New Haven) to 6,633 in 48021 (Eastpointe).
Educational attainment ranges from 11.8% bachelor's+ in 48089 (Warren) to 43.9% in 48316 (Utica) — the breadth of educational profiles across the area.
Within Michigan, this is the #3 most populous of 83 counties and ranks #13 for median household income .
On the national stage, Macomb County is the #65 most populous US county .
Hosts 1 single-entity Unique ZIP: 48397Us Army Tank Auto Command .
Weighted by population, the typical household earns about $81,707 across the county — reflecting what a typical resident sees, not a simple ZIP average.
27.7% of adults age 25+ hold a bachelor's degree or higher (174,251 of 628,606 reporting). The most-educated ZIPs cluster around Macomb.
36 Standard delivery, 4 PO Box only, 1 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 48044 | Macomb | Standard | 58,754 | $117,856 | 13.6 | 8.8% |
| 48066 | Roseville | Standard | 47,123 | $62,182 | 9.9 | -0.7% |
| 48038 | Clinton Township | Standard | 44,422 | $78,567 | 11.0 | 5.2% |
| 48310 | Sterling Heights | Standard | 43,354 | $78,058 | 8.7 | -0.4% |
| 48047 | New Baltimore | Standard | 40,302 | $94,890 | 18.3 | 1.6% |
| 48312 | Sterling Heights | Standard | 34,401 | $68,061 | 11.4 | 4.8% |
| 48313 | Sterling Heights | Standard | 34,015 | $88,065 | 8.9 | 1.4% |
| 48021 | Eastpointe | Standard | 33,982 | $62,325 | 5.1 | 4.6% |
| 48042 | Macomb | Standard | 33,875 | $126,667 | 22.8 | 20.1% |
| 48035 | Clinton Township | Standard | 33,569 | $73,015 | 8.8 | -2.3% |
| 48089 | Warren | Standard | 31,853 | $52,366 | 8.0 | 3.0% |
| 48091 | Warren | Standard | 30,696 | $54,230 | 8.0 | 0.6% |
| 48316 | Utica | Standard | 28,784 | $107,776 | 12.0 | 9.1% |
| 48315 | Utica | Standard | 28,472 | $100,684 | 13.0 | 5.5% |
| 48317 | Utica | Standard | 27,565 | $72,917 | 12.0 | 3.6% |
| 48092 | Warren | Standard | 27,374 | $73,808 | 8.4 | 2.4% |
| 48093 | Warren | Standard | 25,014 | $68,218 | 5.6 | 6.6% |
| 48045 | Harrison Township | Standard | 24,061 | $80,366 | 14.7 | -2.8% |
| 48088 | Warren | Standard | 22,991 | $81,601 | 4.4 | 1.0% |
| 48036 | Clinton Township | Standard | 22,538 | $70,071 | 8.5 | 6.0% |
| 48314 | Sterling Heights | Standard | 21,803 | $85,889 | 7.7 | 5.6% |
| 48080 | Saint Clair Shores | Standard | 21,561 | $66,986 | 4.2 | -3.5% |
| 48094 | Washington | Standard | 20,736 | $98,017 | 18.0 | 12.4% |
| 48081 | Saint Clair Shores | Standard | 20,530 | $82,009 | 3.9 | -1.2% |
| 48051 | New Baltimore | Standard | 17,922 | $90,968 | 14.1 | 5.3% |
| 48082 | Saint Clair Shores | Standard | 16,027 | $74,806 | 3.3 | -4.1% |
| 48043 | Mount Clemens | Standard | 15,429 | $52,161 | 4.2 | -5.6% |
| 48026 | Fraser | Standard | 14,583 | $64,354 | 4.2 | 0.3% |
| 48065 | Romeo | Standard | 11,597 | $106,053 | 37.8 | 7.9% |
| 48048 | New Haven | Standard | 11,349 | $70,938 | 20.2 | 41.7% |
| 48062 | Richmond | Standard | 9,385 | $82,045 | 39.6 | 0.0% |
| 48015 | Center Line | Standard | 8,463 | $54,703 | 1.7 | 2.2% |
| 48095 | Washington | Standard | 5,701 | $107,393 | 17.6 | 11.5% |
| 48005 | Armada | Standard | 5,325 | $105,734 | 36.6 | -1.5% |
| 48096 | Ray | Standard | 3,778 | $117,917 | 36.6 | -2.4% |
| 48050 | New Haven | Standard | 1,338 | $91,136 | 18.6 | -26.6% |
| 48318 | Utica | PO Box | — | — | 0.0 | — |
| 48397 | Warren | Unique | — | — | 0.0 | — |
| 48090 | Warren | PO Box | — | — | 0.0 | — |
| 48046 | Mount Clemens | PO Box | — | — | 0.0 | — |
| 48311 | Sterling Heights | PO Box | — | — | 0.0 | — |