Zip Code 48748 — National City, MI
48748 is a ZIP Code associated with National City, MI, located within Iosco. 48748 ranks #6 out of 7 ZIP codes in Iosco County by population (and #743 out of 992 in MI). The area supports an estimated population of 1,537 residents across Data Pending housing units, with a population density of 14.8 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (44.303980, -83.673920)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 48748 |
| Primary City | National City |
| State / Province | MI |
| County | Iosco |
| Total Population | 1,537 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 14.8 people/sq mi |
| Timezone | America/Detroit |
How 48748 Compares
| Metric | ZIP 48748 | Iosco County | MI State Average |
|---|
| Population | 1,537 | 25,671 (Total) | 10,077,716 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 14.8 /sq mi | -- | -- |
| County Pop Rank | #6 of 7 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →