PlainZIP

Greenbrae, CA · standard

ZIP Code 94904

Marin County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

11,995
639/sq mi
$169,118
Median income
$2,000,000+
Median home value
73.5%
Bachelor's or higher

The verdict

Greenbrae pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.

Top 2%
household income, US ZIPs
Top 1%
home value, US ZIPs
639
people per sq mi
63%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 94904 against every reporting US ZIP.

ZIP code 94904 is a mid-sized community (a standard USPS delivery area) in Greenbrae, Marin County, California, home to 11,995 residents across 18.8 square miles, a density of 639 people per square mile, in the Los Angeles time zone.

ZIP 94904 skews affluent, with a median household income of $169,118 (66% above the California average), while per-capita income is $131,960. 5.2% of residents live below the poverty line, and the unemployment rate reads 4.7%. The typical home here is valued at $2,000,000+ (159% above the state average); renters pay a median of $2,712 monthly, and 62.8% of units are owner-occupied.

This is a highly-educated ZIP: 73.5% of adults hold a bachelor's degree or higher, the median age is 50.9, and the average commute is 27 minutes. To put 94904 in local context, 10 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Marin County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 94904

Top 5 sectors by establishment count in Greenbrae, CA

Which industries have the most business establishments in ZIP 94904.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 94904, Greenbrae, CA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

11,995

Population

18.8

Area (sq mi)

639

People / sq mi

Los Angeles

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 94904?

50.9

Median Age

45.2%

Male

54.8%

Female

14.2%

Foreign-Born

White 78.5%
African American 0.4%
Asian 6.6%
American Indian or Alaska Native 0.2%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 9.3%
Hispanic or Latino 8.5%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$169,118

Median Household Income

+66% vs state

$131,960

Per Capita Income

5.2%

Poverty Rate

4.7%

Unemployment Rate

26.6 min

Mean Commute Time

How ZIP 94904 ranks nationally

Greenbrae, CA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$169,118 Top 2% higher than 98% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Below this entry. $140,000–$160,000: 686 US ZIPs (2%). Below this entry. $160,000–$180,000: 364 US ZIPs (1%). This entry sits in this band. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 81.2%
Bachelor's Degree or Higher 73.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

5,975

Total Housing Units

5,558

Occupied Units

417

Vacant Units

2.28

Avg Household Size

Occupancy Type

Owner 62.8%
Renter 37.2%

$2,000,000+

Median Home Value

+159% vs state

$2,712

Median Rent

1963

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+41.9%

YoY Change (2022)

223

HPI Index (2000 = 100)

+123%

Total Change Since 2000

Home values in ZIP 94904 have increased 41.9% over the past year (2022). Since 2000, this ZIP has seen +123% cumulative appreciation.

Year Annual Change HPI Index
2017 -2.2% 205
2019 – 197
2020 -19.6% 158
2021 -0.5% 157
2022 +41.9% 223

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2022. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 472 business establishments in ZIP 94904, employing approximately 5,815 people with a combined annual payroll of $574,274,000.

472

Businesses

5,815

Employees

$574.3M

Annual Payroll

14

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 130 27.5%
Professional, scientific, and technical services 95 20.1%
Real estate and rental and leasing 45 9.5%
Construction 34 7.2%
Retail trade 33 7.0%
Finance and insurance 30 6.4%
Other services (except public administration) 26 5.5%
Accommodation and food services 19 4.0%
Administrative and support and waste management and remediation services 16 3.4%
Arts, entertainment, and recreation 13 2.8%
Information 12 2.5%
Educational services 7 1.5%
Wholesale trade 5 1.1%
Manufacturing 4 0.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 94904 vs 94957 →

ZIP 94904 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 94904 ranks #5 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 94904 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 94904 ranks #6 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
94957 Ross, CA 1,332 1.2 mi
94939 Larkspur, CA 6,859 1.7 mi
94941 Mill Valley, CA 30,496 3.5 mi
94960 San Anselmo, CA 15,740 3.6 mi
94930 Fairfax, CA 8,500 3.1 mi
94925 Corte Madera, CA 9,253 3.1 mi
94964 San Quentin, CA 5,094 3.9 mi
94903 San Rafael, CA 29,040 5.5 mi
94901 San Rafael, CA 41,157 4.1 mi
94970 Stinson Beach, CA 683 5.1 mi

More ZIP Codes in Marin County

94901 standard
San Rafael, CA
Pop: 41,157
94941 standard
Mill Valley, CA
Pop: 30,496
94903 standard
San Rafael, CA
Pop: 29,040
94947 standard
Novato, CA
Pop: 24,283
94949 standard
Novato, CA
Pop: 17,202
94945 standard
Novato, CA
Pop: 17,167

Related Areas

Marin County Greenbrae, CA California

Frequently Asked Questions

What county is ZIP code 94904 in? ▼
ZIP code 94904 (Greenbrae) is located in Marin County, California. Marin County contains multiple ZIP codes, see the full list at /counties/marin-ca.
What is the population of ZIP code 94904? ▼
ZIP code 94904 in Greenbrae, CA has a population of 11,995 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 94904? ▼
The median household income in ZIP 94904 is $169,118, which is 122% above the national average of $76,288.
What is the average home value in ZIP 94904? ▼
The median home value in ZIP 94904 is $2,000,000+, which is 619% above the national average of $278,155.
What is the demographic makeup of ZIP 94904? ▼
The largest racial group in ZIP 94904 is White at 78.5%. Hispanic or Latino residents make up 8.5% of the population.
How many businesses are in ZIP code 94904? ▼
ZIP code 94904 has 472 business establishments employing approximately 5,815 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 94904? ▼
The top industries by establishment count in ZIP 94904 are: Health care and social assistance (130), Professional, scientific, and technical services (95), Real estate and rental and leasing (45). There are 14 industry sectors represented in total.
How have home values changed in ZIP code 94904? ▼
According to the FHFA House Price Index, home values in ZIP 94904 increased by 41.9% in 2022. Since 2000, home values in this ZIP have appreciated by approximately 123%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 94904? ▼
In ZIP code 94904, 81.2% of residents aged 25+ have a high school diploma or higher, and 73.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 94904? ▼
The mean commute time for workers in ZIP code 94904 is 26.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 94904? ▼
In ZIP code 94904, approximately 62.8% of occupied housing units are owner-occupied and 37.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 94904? ▼
The poverty rate in ZIP code 94904 is 5.2% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.