ZIP code 48028
Where is ZIP code 48028?
Harsens Island, Michigan
St. Clair County · Standard ZIP code
ZIP code 48028 belongs to Harsens Island, Michigan in St. Clair County. 48028 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 226, 519, 548 and 810. About 1,272 people live in the 48028 area, where the median household income is $109,730. The closest ZIP codes are 48001 (Algonac, 3.6 mi north), 48039 (Marine City, 7.2 mi north) and 48023 (Fair Haven, 9.1 mi northwest).
| ZIP code | 48028 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Harsens Island |
| Also accepted | Harsens Is |
| State | Michigan (MI) |
| County | St. Clair County |
| Time zone | Eastern Time · now |
| Area codes | 226, 519, 548, 810 |
| Coordinates | 42.585, -82.586 map |
| 3-digit prefix | 480 |
Population and income in 48028
| Population | 1,272 · lower than 79% of Michigan ZIP codes |
|---|---|
| People per square mile | 72 · lower than 61% of Michigan ZIP codes |
| Median age | 65.6 years · higher than 98% of Michigan ZIP codes |
| Men / women | 57% / 43% |
| Median household income | $109,730 · higher than 93% of Michigan ZIP codes |
| Income per person | $76,531 |
| Below the poverty line | 4.9% |
| Bachelor’s degree or higher | 29% of adults 25+ |
| Median home value | $390,800 · higher than 93% of Michigan ZIP codes |
| Housing units | 1,589 |
| Households | 684 (1.86 people on average) |
| Owners / renters | 98% / 1.8% |
| Land area | 17.77 sq mi (plus 14.62 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 48028. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 48028
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 48001 | Algonac, MI | 3.6 mi N | Standard |
| 48039 | Marine City, MI | 7.2 mi N | Standard |
| 48023 | Fair Haven, MI | 9.1 mi NW | Standard |
| 48047 | New Baltimore, MI | 11.4 mi NW | Standard |
| 48045 | Harrison Township, MI | 11.8 mi W | Standard |
| 48054 | East China, MI | 13 mi N | Standard |
| 48064 | Casco, MI | 13.4 mi N | Standard |
| 48051 | New Baltimore, MI | 14.1 mi NW | Standard |
| 48046 | Mount Clemens, MI | 14.9 mi W | PO Box only |
| 48043 | Mount Clemens, MI | 15.1 mi W | Standard |
| 48048 | New Haven, MI | 15.6 mi NW | Standard |
| 48082 | Saint Clair Shores, MI | 15.7 mi W | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 48028 or measure the distance to another ZIP code.
How to address mail to 48028
123 MAIN ST
HARSENS ISLAND MI 48028
Put the city, the two-letter state code and the ZIP code on the last line. USPS also accepts HARSENS IS as the city name for 48028. Adding the 4-digit ZIP+4 code (48028-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 48028?
- 48028 is a Harsens Island, Michigan ZIP code. Harsens Is is also accepted as the city name.
- What county is 48028 in?
- ZIP code 48028 is in St. Clair County, Michigan.
- What time zone is ZIP code 48028 in?
- 48028 is in the Eastern Time zone (America/Detroit).
- What area code is 48028?
- Phone numbers in ZIP code 48028 use area codes 226, 519, 548 and 810.
- What is the population of ZIP code 48028?
- About 1,272 people live in ZIP code 48028, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 48028?
- The median household income in 48028 is $109,730 a year, higher than 93% of Michigan ZIP codes.
- What ZIP codes are near 48028?
- The nearest ZIP codes to 48028 are 48001 (Algonac, 3.6 miles), 48039 (Marine City, 7.2 miles), 48023 (Fair Haven, 9.1 miles) and 48047 (New Baltimore, 11.4 miles).