San Rafael, CA 94903 ZIP Code Profile


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ZIP Code 94903: Basic Data & USPS Preferred City Name

Preferred Name, USPS
San Rafael, CA 94903

Not Acceptable, USPS
Marinwood, CA 94903
Santa Venetia, CA 94903
Terra Linda, CA 94903

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,464
  • Single Family Addresses: 9,660
  • Multi-Family Addresses: 2,784
  • County: Marin County
  • Centroid: Latitude 38.013, Longitude -122.549
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


94903 ZIP Code Map

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San Rafael, CA 94903 Data & Demographics (As of July 1, 2017)


Total Population 30,163
Daytime Population: Workers 18,090
Daytime Population: Residents 15,444
Total Daytime Population (TDP) 33,534
Ratio TDP/Total Population1 1.11
Population in Households 29,057
Population in Familes 21,968
Population in Group Qrtrs 1,106
Population Density2 1,664
Diversity Index3 54


Median Household Income $92,958
Average Household Income $129,209
Per Capita Income $55,151


Total Housing Units 12,976 (100%)
Owner Occupied HU 8,409 (64.8%)
Renter Occupied HU 4,097 (31.6%)
Vacant Housing Units 470 ( 3.6%)
Median Home Value $741,203
Average Home Value $760,706


Total Households 12,506
Average Household Size 2.32
Family Households 7,538
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 0.48% 0.49%
Households 0.47% 0.43%
Families 0.48% 0.44%
Median Household Income   2.04%
Per Capita Income   2.2%

San Rafael, CA 94903 - Peer Comparisons by Rank and Percentile

The table below compares 94903 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 # 602 66th
Population Density # 749 58th
Diversity Index # 1226 30th
Median Household Income # 288 84th
Per Capita Income # 204 88th

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

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