What to know about ZIP 48242
ZIP code 48242 covers Romulus, MI in Wayne County.
It sits in telephone area code 734; U.S. House district MI-13; the DETROIT media market.
Romulus city, MI
ZIP Code 48242 — Romulus city, MI Demographics & Data
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Low Snow Area
Map, Quick Facts & Location
Quick Facts
Local time
—
Population
N/A
Median Income
N/A
Home Value
N/A
Median Rent
N/A
Median Age
N/A
City
County
Timezone
Area Code
Congress
Scroll to load map
At a glance
Overview of ZIP Code 48242
Climate risk and migration signals
FEMA’s National Risk Index rates natural-hazard risk for Romulus city, MI as Relatively High (composite score 99.0), which is among the highest nationally. The strongest component scores on US5 are flood (99.4) and hurricane (57.8). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.
Climate normals for Romulus city, MI show little to no average snow and around 34.3 inches of annual precipitation.
Nearby (from this ZIP)
Airport DTW (0.1 miles (0.2 km)) · Universal Technical Institute-Canton (6.8 miles (10.9 km)) · River Raisin National Battlefield Park (20.8 miles (33.5 km)) · VA: Dearborn Vet Center (7.8 miles (12.6 km))
Full lists and map pins are in the Infrastructure section below.