Lagunitas, CA · standard

ZIP Code 94938

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

Reviewed by PlainZIP Editorial Team, ZIP Code Data Editors · June 15, 2026

812
30/sq mi: $1,149,700
Median home value: 84.2%
Bachelor's or higher

The verdict

Lagunitas pairs top-decile home values, in a rural, homeowner-dominated area.

Top 2%
home value, US ZIPs: 30
people per sq mi: 69%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 94938 against every reporting US ZIP.

ZIP code 94938 is classified by USPS as a standard delivery area and covers roughly 27.4 square miles in Lagunitas, Marin County, California. The area is home to 812 residents, producing a population density of 30 people per square mile, and falls within the Los Angeles time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 94938 against California and the nation.

On the economic side, the median household income for ZIP 94938 sits at —, while per-capita income is $78,115. The poverty rate stands at 6.2% and the unemployment rate at 8.1%. On housing, the median home value is $1,149,700 (49% above the state average) with median rent at — per month, and 68.6% of occupied units are owner-occupied, a direct signal of whether 94938 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 84.2% of adults hold a bachelor's degree or higher, the median age is 43.5, and the average commute is —. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Marin County, so you can benchmark 94938 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 94938, Lagunitas, CA · 2023 Accessed 2026-06-15 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.

Quick Facts

812

Population

27.4

Area (sq mi)

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 94938?

43.5

Median Age

41.0%

Male

59.0%

Female

4.1%

Foreign-Born

White 98.2%

African American 0.0%

Asian 0.0%

American Indian or Alaska Native 0.0%

Native Hawaiian or Pacific Islander 0.0%

Two or More Ethnicities 1.8%

Hispanic or Latino 0.0%

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?

$78,115

Per Capita Income

6.2%

Poverty Rate

8.1%

Unemployment Rate

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

What is the education profile here?

High School Graduate or Higher 84.2%

Bachelor's Degree or Higher 84.2%

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

What does housing look like?

300

Total Housing Units

223

Occupied Units

Vacant Units

1.96

Avg Household Size

Occupancy Type

Owner 68.6%

Renter 31.4%

$1,149,700

Median Home Value

+49% vs state

1965

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

+24.6%

YoY Change (2022)

297

HPI Index (2000 = 100)

+197%

Total Change Since 2000

Home values in ZIP 94938 have increased 24.6% over the past year (2022). Since 2000, this ZIP has seen +197% cumulative appreciation.

Year	Annual Change	HPI Index
2018	-8.3%	185
2019	+12.8%	209
2020	-3.0%	202
2021	+17.8%	238
2022	+24.6%	297

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 18 business establishments in ZIP 94938, employing approximately 48 people with a combined annual payroll of $1,593,000.

Businesses

Employees

$1.6M

Annual Payroll

Industry Sectors

Industry	Establishments	% of Total
Construction	7	38.9%

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 94938 vs 94950 →

94947

24,283
94960

15,740
94930

8,500
94956

1,756
94924

1,638
94973

1,429
94933

865
94938

812
94946

699

What this shows Among its immediate neighbors, ZIP 94938 ranks #8 by population — useful context the national average alone can't give.

ZIP Code	City	Population	Distance
94950	Olema, CA	89	1.8 mi
94933	Forest Knolls, CA	865	2.4 mi
94963	San Geronimo, CA	569	3.2 mi
94946	Nicasio, CA	699	3.9 mi
94924	Bolinas, CA	1,638	5.8 mi
94973	Woodacre, CA	1,429	4.9 mi
94956	Point Reyes Station, CA	1,756	7.0 mi
94930	Fairfax, CA	8,500	7.6 mi
94947	Novato, CA	24,283	7.8 mi
94960	San Anselmo, CA	15,740	8.4 mi

More ZIP Codes in Marin County

Marin County Lagunitas, CA California

Frequently Asked Questions

What county is ZIP code 94938 in? ▼

ZIP code 94938 (Lagunitas) 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 94938? ▼

ZIP code 94938 in Lagunitas, CA has a population of 812 according to the Census Bureau ACS 2023 estimates.

What is the average home value in ZIP 94938? ▼

The median home value in ZIP 94938 is $1,149,700, which is 313% above the national average of $278,155.

What is the demographic makeup of ZIP 94938? ▼

The largest racial group in ZIP 94938 is White at 98.2%.

How many businesses are in ZIP code 94938? ▼

ZIP code 94938 has 18 business establishments employing approximately 48 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.

How have home values changed in ZIP code 94938? ▼

According to the FHFA House Price Index, home values in ZIP 94938 increased by 24.6% in 2022. Since 2000, home values in this ZIP have appreciated by approximately 197%. 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 94938? ▼

In ZIP code 94938, 84.2% of residents aged 25+ have a high school diploma or higher, and 84.2% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).

What percentage of residents own vs. rent in ZIP 94938? ▼

In ZIP code 94938, approximately 68.6% of occupied housing units are owner-occupied and 31.4% are renter-occupied, based on Census ACS 2023 data.

What is the poverty rate in ZIP code 94938? ▼

The poverty rate in ZIP code 94938 is 6.2% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.