ZIP Code Tabulation Area · California

ZIP Code 94920: Tiburon, CA

ZIP Code 94920 (Tiburon, Marin County, California) has an estimated 12,609 residents in 4,934 households. The median household income is $246,045, the median home value is $2,000,000+ and the median gross rent is $3,500/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

12,609

Margin of error ±574

Median household income

$246,045

Margin of error ±$25,397

Median home value

$2,000,000+

Margin of error not available

Median gross rent

$3,500/mo+

Margin of error not available

Median age

51.4 yrs

Margin of error ±1.3 yrs

Mean travel time to work

30.0 min

Margin of error ±8.0 min

How ZIP 94920 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 9492051.4 yrsCalifornia37.9 yrsUnited States38.9 yrs

Median household income

ZIP 94920$246,045California$99,122United States$80,734

Per capita income

ZIP 94920$156,030California$49,513United States$44,673

Poverty rate

ZIP 949202.6%California12.0%United States12.5%

Unemployment rate

ZIP 949208.2%California6.6%United States5.2%

Bachelor's degree or higher

ZIP 9492081.7%California37.1%United States35.7%

Median home value

ZIP 94920$2,000,000+California$734,700United States$332,700

Median gross rent

ZIP 94920$3,500/mo+California$2,036/moUnited States$1,413/mo

Owner-occupied homes

ZIP 9492072.3%California55.9%United States65.2%

Mean travel time to work

ZIP 9492030.0 minCalifornia28.7 minUnited States26.4 min

Worked from home

ZIP 9492045.7%California17.2%United States15.1%

All figures for ZIP 94920

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 94920 — ACS 2020–2024 5-year estimates
MeasureZIP 94920Margin of errorCaliforniaUnited States
Total population12,609±57439,287,377334,922,499
Median age51.4 yrs±1.3 yrs37.9 yrs38.9 yrs
Households4,934±31513,548,091129,227,496
Median household income$246,045±$25,397$99,122$80,734
Per capita income$156,030±$15,573$49,513$44,673
Poverty rate2.6%±1.1 pts12.0%12.5%
Unemployment rate8.2%±5.0 pts6.6%5.2%
Bachelor's degree or higher81.7%±5.7 pts37.1%35.7%
Median home value$2,000,000+—$734,700$332,700
Median gross rent$3,500/mo+—$2,036/mo$1,413/mo
Owner-occupied homes72.3%±4.6 pts55.9%65.2%
Mean travel time to work30.0 min±8.0 min28.7 min26.4 min
Worked from home45.7%±6.6 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 94920
GroupZIP 94920CaliforniaUnited States
White alone, not Hispanic or Latino78.2%33.8%57.4%
Black or African American alone, not Hispanic or Latino0.9%5.2%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.3%0.3%0.5%
Asian alone, not Hispanic or Latino7.9%15.3%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.3%0.2%
Some other race alone, not Hispanic or Latino0.1%0.6%0.6%
Two or more races, not Hispanic or Latino6.2%4.4%4.3%
Hispanic or Latino (of any race)6.4%40.2%19.3%

Where ZIP 94920 is

State
California
Main county
Marin County— also overlaps San Francisco County
Largest overlapping place
Tiburon (69% of the ZIP's land area)
Land area
6.51 sq mi· about 1,937 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, CA94903 San Rafael, CA94904 Kentfield, 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 94920 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.