Palo Alto, CA 94303 ZIP Code Profile

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Palo Alto, CA

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ZIP Code 94303: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Palo Alto, CA 94303

Acceptable Alternative
E Palo Alto, CA 94303
East Palo Alto, CA 94303

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,244
  • Single Family Addresses: 10,497
  • Multi-Family Addresses: 3,520
  • County: Santa Clara County
  • Centroid: Latitude 37.449, Longitude -122.125
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

ZIP Code 94303 has segments in 2 Counties (San Mateo, Santa Clara).

Neighborhood Data

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94303 ZIP Code Map

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Palo Alto, CA 94303 Data & Demographics (As of July 1, 2016)


Total Population 48,270
Population in Households 48,091
Population in Familes 40,523
Population in Group Qrtrs 179
Population Density1 6,323
Diversity Index2 90


Total Households 13,941
Average Household Size 3.45
Family Households 10,574
Average Family Size 4


Total Housing Units 15,318 (100%)
Owner Occupied HU 8,008 (52.3%)
Renter Occupied HU 5,933 (38.7%)
Vacant Housing Units 1,377 ( 9.0%)
Median Home Value $1,000,001
Average Home Value $905,198


Median Household Income $86,035
Average Household Income $137,262
Per Capita Income $39,802
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.92% 1.17%
Households 0.77% 1.13%
Families 0.81% 1.16%
Median Household Income   3.17%
Per Capita Income   1.8%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Palo Alto, CA 94303 - Peer Comparisons by Rank and Percentile

The table below compares 94303 to the other 1,756 ZIP Codes in California by rank and percentile using July 1, 2016 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 # 244 86th
Population Density1 # 342 81st
Diversity Index2 # 57 97th
Median Household Income # 318 82nd
Per Capita Income # 438 75th

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

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