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Lemay, MO
Census-designated place in St. Louis County, Missouri. ZIP codes: 63125.
Population
16,228
Land area
4.1sq mi
People per sq mi
3,967
ZIP codes
1
Lemay and its ZIP codes
Lemay at a glance
- Lemay is about 44 times as dense as Missouri as a whole.
- It is the 55th most populous of 1,062 cities and towns in Missouri.
- Households here earn a median of $60,399 a year, 15% less than the Missouri figure of $70,702.
- A typical owner-occupied home is valued at $152,200 (34% below Missouri) and median rent is $881 a month.
Local data for Lemay, MO
Counts from official public data
Housing and community stats
Lemay, MO, American Community Survey 2020-2024
Median household income
$60,399
Poverty rate
14.7%
Median home value
$152,200
Median rent
$881/mo
Homeownership
77.1%
Bachelor's or higher
20.4%
Median age
36.7
Average commute
23.7 min
Largest reported origins and ancestries: German Americans (4,130), Irish Americans (2,229), Mexican Americans (639).
Economy and federal money
Jobs, pay, income and spending are for St. Louis County. PPP loans are for Lemay.
Unemployment rate
4.2%
Aug 2026, -0.3 pts in a year
Average annual pay
$78,741
589,803 jobs, 2025
Income per person
$104,775
BEA, 2024
Federal spending
$15.55B
FY 2026, $15,488 per person
How people get to work
Lemay, MO, workers 16 and older. American Community Survey 5-year estimates
- Drove alone75.1%
- Carpooled10.5%
- Public transit0.6%
- Walked1.6%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.5%
- Worked from home11.7%
Average one-way commute: 23.7 minutes for people who do not work from home.
Environment and hazard risk
Lemay, MO, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: heat wave
Storm events since 1996
1,321
Countywide, mostly hail
Flood insurance policies
2,070
0.6% of homes, county
July high / Jan low
89° / 22°F
42.8 inches of rain a year
Health statistics
Share of adults in Lemay, MO, CDC PLACES estimates
Obesity
32.7%
U.S. 33.3% -0.6 pts
Diabetes
12.0%
U.S. 12.1% about the same
Smoking
19.2%
U.S. 12.8% +6.4 pts
Uninsured (18-64)
9.6%
U.S. 11.1% -1.5 pts
ZIP codes in Lemay
1 in or overlapping Lemay. Population shown
Cities near Lemay
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Bella VillaCity | 0.9 mi | 0.1 |
| St. GeorgeCensus-designated place | 1.7 mi | 0.2 |
| Wilbur ParkVillage | 2.1 mi | 0.1 |
| East Carondelet, ILVillage | 2.2 mi | 1.2 |
| MehlvilleCensus-designated place | 2.5 mi | 7.5 |
| AfftonCensus-designated place | 2.5 mi | 4.6 |
| Green ParkCity | 2.9 mi | 1.3 |
| LakeshireCity | 3.1 mi | 0.2 |
| Dupo, ILVillage | 3.7 mi | 6.4 |
| Grantwood VillageTown | 4 mi | 0.8 |
| MarlboroughVillage | 4 mi | 0.2 |
| ConcordCensus-designated place | 4 mi | 5.5 |
| ShrewsburyCity | 4.5 mi | 1.4 |
| SappingtonCensus-designated place | 4.8 mi | 2.4 |
| CrestwoodCity | 5.4 mi | 3.6 |
| Webster GrovesCity | 5.6 mi | 5.9 |
Frequently asked questions
- What county is Lemay, MO in?
- Lemay is in St. Louis County, Missouri.
- What ZIP codes are in Lemay, MO?
- ZIP codes in or overlapping Lemay include 63125.
- What is the population of Lemay, MO?
- About 16,228 people live in Lemay, based on American Community Survey 5-year estimates.
- What cities are near Lemay?
- Nearby places include Bella Villa (0.9 mi), St. George (1.7 mi), Wilbur Park (2.1 mi), East Carondelet, IL (2.2 mi), Mehlville (2.5 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023