ZIP Code Tabulation Area · California

ZIP Code 94903: San Rafael, CA

ZIP Code 94903 (San Rafael, Marin County, California) has an estimated 30,615 residents in 12,013 households. The median household income is $142,083, the median home value is $1,197,300 and the median gross rent is $2,993/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

30,615

Margin of error ±1,536

Median household income

$142,083

Margin of error ±$17,444

Median home value

$1,197,300

Margin of error ±$45,625

Median gross rent

$2,993/mo

Margin of error ±$276

Median age

49.5 yrs

Margin of error ±1.8 yrs

Mean travel time to work

27.0 min

Margin of error ±4.5 min

How ZIP 94903 compares with California and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 9490349.5 yrsCalifornia37.9 yrsUnited States38.9 yrs

Median household income

ZIP 94903$142,083California$99,122United States$80,734

Per capita income

ZIP 94903$77,317California$49,513United States$44,673

Poverty rate

ZIP 949036.9%California12.0%United States12.5%

Unemployment rate

ZIP 949036.3%California6.6%United States5.2%

Bachelor's degree or higher

ZIP 9490355.5%California37.1%United States35.7%

Median home value

ZIP 94903$1,197,300California$734,700United States$332,700

Median gross rent

ZIP 94903$2,993/moCalifornia$2,036/moUnited States$1,413/mo

Owner-occupied homes

ZIP 9490365.8%California55.9%United States65.2%

Mean travel time to work

ZIP 9490327.0 minCalifornia28.7 minUnited States26.4 min

Worked from home

ZIP 9490329.2%California17.2%United States15.1%

All figures for ZIP 94903

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 94903 — ACS 2020–2024 5-year estimates
MeasureZIP 94903Margin of errorCaliforniaUnited States
Total population30,615±1,53639,287,377334,922,499
Median age49.5 yrs±1.8 yrs37.9 yrs38.9 yrs
Households12,013±62113,548,091129,227,496
Median household income$142,083±$17,444$99,122$80,734
Per capita income$77,317±$5,491$49,513$44,673
Poverty rate6.9%±2.1 pts12.0%12.5%
Unemployment rate6.3%±1.8 pts6.6%5.2%
Bachelor's degree or higher55.5%±3.4 pts37.1%35.7%
Median home value$1,197,300±$45,625$734,700$332,700
Median gross rent$2,993/mo±$276$2,036/mo$1,413/mo
Owner-occupied homes65.8%±2.9 pts55.9%65.2%
Mean travel time to work27.0 min±4.5 min28.7 min26.4 min
Worked from home29.2%±2.8 pts17.2%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 94903
GroupZIP 94903CaliforniaUnited States
White alone, not Hispanic or Latino64.8%33.8%57.4%
Black or African American alone, not Hispanic or Latino3.7%5.2%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.1%0.3%0.5%
Asian alone, not Hispanic or Latino5.8%15.3%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.1%0.3%0.2%
Some other race alone, not Hispanic or Latino0.5%0.6%0.6%
Two or more races, not Hispanic or Latino5.5%4.4%4.3%
Hispanic or Latino (of any race)19.4%40.2%19.3%

Where ZIP 94903 is

State
California
Main county
Marin County
Largest overlapping place
San Rafael (32% of the ZIP's land area)
Land area
19.88 sq mi· about 1,540 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Marin County

94901 San Rafael, CA94904 Kentfield, CA94920 Tiburon, CA94924 Bolinas, CA94925 Corte Madera, CA94929 Dillon Beach, CA94930 Marin County, CA94933 Lagunitas-Forest Knolls, CA94937 Marin County, CA94938 Marin County, CA94939 Larkspur, CA94940 Marin County, CA94941 Marin County, CA94945 Novato, CA94946 Marin County, CA94947 Novato, CA94949 Novato, CA94950 Marin County, CA94952 Marin County, CA94956 Marin County, CA94957 Ross, CA94960 Sleepy Hollow, CA94963 San Geronimo, CA94964 Marin County, CA

See every ZIP code in California, or compare ZIP 94903 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.