What to know about ZIP 63045
ZIP code 63045 covers Bridgeton, MO in St. Louis County.
It sits in telephone area codes 314, 557; U.S. House district MO-1; the ST. LOUIS media market.
Bridgeton city, MO
ZIP Code 63045 — Bridgeton city, MO Demographics & Data
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Low Snow Area
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Quick Facts
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At a glance
Overview of ZIP Code 63045
UniversityUniversity / college area
Local search focus: University
Bridgeton, MO sits in a university / college context (near midwest institute (0.1 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.
Climate risk and migration signals
FEMA’s National Risk Index rates natural-hazard risk for Bridgeton city, MO as Relatively High (composite score 98.7), which is among the highest nationally. The strongest component scores on US5 are flood (97.0) and hurricane (32.1). 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 Bridgeton city, MO show little to no average snow and around 45.7 inches of annual precipitation.
Nearby (from this ZIP)
Airport STL (5.3 miles (8.5 km)) · Midwest Institute (0.1 miles (0.1 km)) · Ulysses S Grant National Historic Site (16.2 miles (26.1 km)) · VA: RCS Midwest District 3 District Office (5.9 miles (9.5 km))
Full lists and map pins are in the Infrastructure section below.