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Lemay CDP, MO

ZIP Code 63125 — Lemay CDP, MO Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Working ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
32,701
Median Income
$59,683
-21% vs US avg
Home Value
$166,200
-52% vs US avg
Median Rent
$752
-35% vs US avg
Median Age
38.4 yrs
-1% vs US avg
Area Code
Congress
Top Ancestry
GermanIrishYugoslavian
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Location
Coordinates
38.5185, -90.2935
Elevation
400 ft
Land Area
9.9 sq mi
Water Area
0.8 sq mi (7% water)

At a glance

Population
32,701
Density
N/A
Median income
$59,683
-21% vs US avg
Home value
$166,200
-52% vs US avg
Median rent
$752
-35% vs US avg
Timezone

Overview of ZIP Code 63125

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What to know about ZIP 63125

ZIP code 63125 covers Lemay, MO in St. Louis County with a population of about 32,701.

At a glance, the area shows median age of 38.4 (near the U.S. median).

It sits in telephone area codes 314, 557; U.S. House district MO-2; the ST. LOUIS media market.

Income and economy in Lemay, MO

Median household income in ZIP 63125 is about $59,683 — about 21% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 10.8%; unemployment rate near 3.6%; 22.1% of adults with a bachelor’s degree or higher (about 11.6 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Retail trade, Healthcare, and Manufacturing; about 8.7% of workers reporting work-from-home (about 6.5 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 63125

Median home value is about $166,200 — about 52% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $752 (about 35% below the U.S. median rent ($1,163)), and owner-occupancy near 74.0% (about 8.6 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 63125 in Lemay, MO, a household would need roughly $46,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $1,068. That sits below the local median household income ($59,683), suggesting the typical household income is closer to a workable buy-in level under these assumptions. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Lemay CDP, 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 Lemay CDP, MO show little to no average snow and around 42.8 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,478 for ZIP 63125 (Lemay CDP, MO) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport STL (16.4 miles (26.5 km)) · Kenrick Glennon Seminary (4.9 miles (7.8 km)) · Ulysses S Grant National Historic Site (3.9 miles (6.3 km)) · VA: Jefferson Barracks National Cemetery (1.2 miles (1.9 km))

Full lists and map pins are in the Infrastructure section below.