Lafayette, CA 94549 ZIP Code Profile

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Lafayette, CA

ZIP Code 94549: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Lafayette, CA 94549

  • ZIP Code Type: STANDARD
  • County: Contra Costa County
  • Centroid: Latitude 37.897, Longitude -122.112
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes
  • Businesses Addresses: 1,467
  • PO Box Addresses: 587
  • Residential Addresses: 10,929
    • Multi-Family Addresses: 1,553
    • Single Family Addresses: 9,376

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

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94549 ZIP Code Map

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Lafayette, CA 94549 Data & Demographics (As of July 1, 2017)


Total Population 27,835
Daytime Population: Workers 10,908
Daytime Population: Residents 14,738
Total Daytime Population (TDP) 25,646
Ratio TDP/Total Population1 0.92
Population in Households 27,677
Population in Familes 23,620
Population in Group Qrtrs 158
Population Density2 1,098
Diversity Index3 42


Median Household Income $151,983
Average Household Income $210,471
Per Capita Income $81,445


Total Housing Units 11,054 (100%)
Owner Occupied HU 7,945 (71.9%)
Renter Occupied HU 2,795 (25.3%)
Vacant Housing Units 314 ( 2.8%)
Median Home Value $1,000,001
Average Home Value $1,070,790


Total Households 10,740
Average Household Size 2.58
Family Households 7,826
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.81% 0.87%
Households 0.7% 0.8%
Families 0.69% 0.78%
Median Household Income   0.88%
Per Capita Income   1.63%

Lafayette, CA 94549 - Peer Comparisons by Rank and Percentile

The table below compares 94549 to the other 1,761 ZIP Codes in California by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 660 63rd
Population Density # 820 53rd
Diversity Index # 1443 18th
Median Household Income # 27 99th
Per Capita Income # 44 98th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

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