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zipcodes.pro — CITY/MO/LAKE-ST-CLAIR

Lake St. Clair ZIP codes, Missouri

No ZIP code is named for Lake St. Clair, MO; addresses there use a neighbouring town's name. The ZIP code covering it is 63077. Its area code is 636.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
872
Area code
636

NANPA lists no telephone rate centre for Lake St. Clair itself, so these are the area codes of the nearest one, Saint Clair (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Lake St. Clair in numbers

About 872 people live in Lake St. Clair, in 344 households. The median household income is $81,397 a year, 15% above the Missouri median of $70,702 (US: $80,734). The median owner-occupied home is valued at $227,800 (about the same as the Missouri median). The median age is 28.5; 28.1% of adults 25 and over hold a bachelor's degree or higher (32.4% across Missouri); the average commute takes 38 minutes.

Population872Lake St. Clair872
Households344Lake St. Clair344
Median age28.5Lake St. Clair28.5Missouri39.0US 38.9
Median household income$81,397Lake St. Clair$81,397Missouri$70,702US $80,734
Median home value$227,800Lake St. Clair$227,800Missouri$230,300US $332,700
Bachelor's degree or higher28.1%Lake St. Clair28.1%Missouri32.4%US 35.7%
Mean commute38.3 minLake St. Clair38.3 minMissouri23.5 minUS 26.4 min
Population density1,204 / sq miLake St. Clair1,204 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Lake St. Clair CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes covering Lake St. Clair

These ZIP codes cover part of Lake St. Clair but are addressed as somewhere else.

ZIP codes overlapping Lake St. Clair
ZIP City Type Population Median income Median home
63077 Saint Clair , MO Standard 11,391 $56,281 $178,200

Map of Lake St. Clair ZIP codes

63077

The ZIP codes of Lake St. Clair, MO, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Lake St. Clair

The nearest larger towns are St. Clair (4,789 people, 1.7 mi), Union (12,781 people, 7.9 mi) and Villa Ridge (2,835 people, 12 mi).

Towns near Lake St. Clair
TownPopulationDistance
St. Clair 4,789 1.7 mi
Union 12,781 7.9 mi
Villa Ridge 2,835 11.7 mi
Sullivan 6,310 11.7 mi
Gray Summit 2,991 15.4 mi
Washington 15,130 15.8 mi
Pacific 7,475 17.3 mi
Eureka 13,081 22.7 mi
New Haven 3,302 22.8 mi
Hillsboro 3,500 24.2 mi
Byrnes Mill 3,189 24.4 mi
Wildwood 35,133 25.1 mi
De Soto 6,470 26.9 mi
High Ridge 3,714 26.9 mi

More nearby: every ZIP code in Franklin County · Missouri ZIP codes

Cite this page

zipcodes.pro. “Lake St. Clair, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/lake-st-clair

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