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zipcodes.pro — CITY/MO/COTTLEVILLE

Cottleville ZIP code, Missouri

The ZIP code for Cottleville, MO is 63338, and its area code is 636.

USPS city name
1 ZIP code
Overlapping the city
3 more
Population
5,937
Area code
636

NANPA lists no telephone rate centre for Cottleville itself, so these are the area codes of the nearest one, Saint Charles (3.3 miles). A town on an area-code boundary can differ from its neighbour.

Mail addressed to Cottleville uses the ZIP code above. 3 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Cottleville in numbers

About 5,937 people live in Cottleville, in 2,206 households. The median household income is $131,310 a year, 86% above the Missouri median of $70,702 (US: $80,734). The median owner-occupied home is valued at $435,400 (89% above the Missouri median), and median gross rent is $1,624 a month. The median age is 41.1; 53.3% of adults 25 and over hold a bachelor's degree or higher (32.4% across Missouri); the average commute takes 23 minutes.

Population5,937Cottleville5,937
Households2,206Cottleville2,206
Median age41.1Cottleville41.1Missouri39.0US 38.9
Median household income$131,310Cottleville$131,310Missouri$70,702US $80,734
Median home value$435,400Cottleville$435,400Missouri$230,300US $332,700
Median gross rent$1,624Cottleville$1,624Missouri$1,033US $1,413
Bachelor's degree or higher53.3%Cottleville53.3%Missouri32.4%US 35.7%
Mean commute22.5 minCottleville22.5 minMissouri23.5 minUS 26.4 min
Population density1,253 / sq miCottleville1,253 / sq mi

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

ZIP codes addressed as Cottleville

ZIP codes with the USPS city name Cottleville
ZIP City Type
63338 Cottleville , MO No street area

Other ZIP codes overlapping Cottleville

These ZIP codes cover part of Cottleville but are addressed as somewhere else.

ZIP codes overlapping Cottleville
ZIP City Type Population Median income Median home
63304 Saint Charles , MO Standard 43,195 $114,442 $351,000
63368 O Fallon , MO Standard 46,966 $124,297 $349,200
63376 Saint Peters , MO Standard 74,962 $96,393 $275,400

Towns near Cottleville

The nearest larger towns are Dardenne Prairie (13,503 people, 3.2 mi), St. Peters (59,092 people, 3.6 mi) and O'Fallon (93,801 people, 4.1 mi).

Towns near Cottleville
TownPopulationDistance
Weldon Spring 5,310 2.9 mi
Dardenne Prairie 13,503 3.2 mi
St. Peters 59,092 3.6 mi
O'Fallon 93,801 4.1 mi
Lake St. Louis 18,066 7.2 mi
Chesterfield 49,574 7.8 mi
St. Paul 3,456 8.1 mi
St. Charles 71,508 8.3 mi
Clarkson Valley 2,584 9.4 mi
Maryland Heights 27,880 10.3 mi
Ellisville 10,002 11.8 mi
Wildwood 35,133 12.1 mi
Ballwin 31,279 12.3 mi
Wentzville 47,061 12.3 mi

More nearby: every ZIP code in St. Charles County · Missouri ZIP codes

Cite this page

zipcodes.pro. “Cottleville, MO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/mo/cottleville

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