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zipcodes.pro — CITY/LA/WESTLAKE

Westlake ZIP code, Louisiana

The ZIP code for Westlake, LA is 70669, and its area code is 337.

USPS city name
1 ZIP code
Population
4,743
Area code
337

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

Westlake in numbers

About 4,743 people live in Westlake, in 2,046 households. The median household income is $68,381 a year, 13% above the Louisiana median of $60,756 (US: $80,734). The median owner-occupied home is valued at $166,100 (23% below the Louisiana median), and median gross rent is $1,049 a month. The median age is 40.0; 24.1% of adults 25 and over hold a bachelor's degree or higher (27.0% across Louisiana); the average commute takes 28 minutes.

Population4,743Westlake4,743
Households2,046Westlake2,046
Median age40.0Westlake40.0Louisiana38.0US 38.9
Median household income$68,381Westlake$68,381Louisiana$60,756US $80,734
Median home value$166,100Westlake$166,100Louisiana$216,500US $332,700
Median gross rent$1,049Westlake$1,049Louisiana$1,064US $1,413
Bachelor's degree or higher24.1%Westlake24.1%Louisiana27.0%US 35.7%
Mean commute27.5 minWestlake27.5 minLouisiana25.7 minUS 26.4 min
Population density1,240 / sq miWestlake1,240 / sq mi

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

ZIP codes addressed as Westlake

ZIP codes with the USPS city name Westlake
ZIP City Type Population Median income Median home
70669 Westlake , LA Standard 9,552 $69,106 $172,800

Map of Westlake ZIP codes

70669

The ZIP codes of Westlake, LA, 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 Westlake

The nearest larger towns are Moss Bluff (12,482 people, 4.7 mi), Lake Charles (81,143 people, 5.3 mi) and Sulphur (20,775 people, 5.9 mi).

Towns near Westlake
TownPopulationDistance
Moss Bluff 12,482 4.7 mi
Lake Charles 81,143 5.3 mi
Sulphur 20,775 5.9 mi
Prien 7,119 7.6 mi
Carlyss 4,412 8.6 mi
Iowa 3,200 15.0 mi
DeQuincy 2,931 16.9 mi
Vinton 3,176 19.6 mi
Welsh 3,313 27.0 mi

More nearby: every ZIP code in Calcasieu Parish · Louisiana ZIP codes

Cite this page

zipcodes.pro. “Westlake, LA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/la/westlake

Underlying data is public domain or openly licensed — sources, vintages and licences.