Walnut Creek, CA 94597 ZIP Code Profile

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Walnut Creek, CA

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ZIP Code 94597: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Walnut Creek, CA 94597

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 662
  • Single Family Addresses: 6,065
  • Multi-Family Addresses: 5,022
  • County: Contra Costa County
  • Centroid: Latitude 37.901, Longitude -122.059
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

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94597 ZIP Code Map

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Walnut Creek, CA 94597 Data & Demographics (As of July 1, 2017)


Total Population 22,328
Daytime Population: Workers 14,604
Daytime Population: Residents 9,790
Total Daytime Population (TDP) 24,394
Ratio TDP/Total Population1 1.09
Population in Households 22,080
Population in Familes 15,250
Population in Group Qrtrs 248
Population Density2 5,855
Diversity Index3 60


Median Household Income $86,929
Average Household Income $116,445
Per Capita Income $54,521


Total Housing Units 10,641 (100%)
Owner Occupied HU 4,960 (46.6%)
Renter Occupied HU 5,403 (50.8%)
Vacant Housing Units 278 ( 2.6%)
Median Home Value $663,532
Average Home Value $693,039


Total Households 10,363
Average Household Size 2.13
Family Households 5,378
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 1.53% 0.91%
Households 1.37% 0.84%
Families 1.23% 0.8%
Median Household Income   2.93%
Per Capita Income   2.86%

Walnut Creek, CA 94597 - Peer Comparisons by Rank and Percentile

The table below compares 94597 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 # 771 56th
Population Density # 388 78th
Diversity Index # 1096 38th
Median Household Income # 356 80th
Per Capita Income # 212 88th

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

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