Home > CA > Contra Costa County > Lafayette > Zip 94549

Zip Code 94549 — Lafayette, CA

94549 is a ZIP Code associated with Lafayette, CA, located within Contra Costa. The postal region supports an estimated population of 28,420 residents across Data Pending housing units, with a population density of 552.9 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (37.901330, -122.119330)

Data MetricLocal Statistic
Postal / Zip Code94549
Primary CityLafayette
State / ProvinceCA
CountyContra Costa
Total Population28,420
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density552.9 people/sq mi
TimezoneAmerica/Los_Angeles

How 94549 Compares

MetricZIP 94549Contra Costa CountyCA State Average
Population28,4201,171,36939,286,245
Median IncomeData PendingN/AN/A
Population Density552.9 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 94597Walnut Creek2.8 mi23,129N/A
Zip 94595Walnut Creek3.4 mi16,988N/A
Zip 94575Moraga4.1 mi975N/A
Zip 94563Orinda4.3 mi19,378N/A
Zip 94523Pleasant Hill4.3 mi34,592N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →