US ZIP Code
94933

Forest Knolls, CA

Marin County  ·  California

● Active
👥 1,255 Population ↑ 50% since 2019
💰 $128,561 Median HH Income
▲ 68% above avg ↑ 41% since 2019
🎂 52.9 Median Age ↑ 30% since 2019
🏠 $886,100 Median Home Value
▲ 218% above avg ↑ 27% since 2019
🎓 64.1% College Grads
▲ 65% above avg
📊 0.0% Unemployment
▼ 100% below avg
ZIP Code Details
ZIP Code94933
CityForest Knolls
StateCalifornia (CA)
CountyMarin County
Area Code415/628
Elevation707 ft
Latitude38.017502
Longitude-122.688148
TimezoneLos Angeles (DST)
FIPS06041
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 50.0% (628) Female 50.0% (627) ♀

Race & Ethnicity

White: 52.7%Hispanic: 25.8%Black: 4.5%Asian: 7.1%Other: 9.9%Race
White52.7%
Hispanic25.8%
Black4.5%
Asian7.1%
Other9.9%

Age Breakdown

Under 5
6%
5–17
13%
18–24
5%
25–44
19%
45–64
28%
65+
14%

Key Indicators

Median Age52.9 yrs ↑ 30% since 2019
Avg Household Size2.10
Below Poverty15.5% ▲ 55% above avg
College Grads64.1% ▲ 65% above avg
Unemployment0.0% ▼ 100% below avg
No HS Diploma15 (1.7%)
HS Graduate95 (10.8%)
Some College12 (1.4%)
Associates194 (22%)
Bachelors91 (10.3%)
Graduate Degree473 (53.8%)

Education

No HS: 1.7%HS Grad: 10.8%Some College: 1.4%Associates: 22%Bachelors: 10.3%Graduate: 53.8%Edu
No HS1.7%
HS Grad10.8%
Some College1.4%
Associates22.0%
Bachelors10.3%
Graduate53.8%
Housing & Income

Housing Tenure

Owner: 72.1%Renter: 27.9%Tenure
Owner72.1%
Renter27.9%

Home Value Distribution

$300k–500k
11%
Over $500k
89%

Financials

Median HH Income$128,561 ▲ 68% above avg ↑ 41% since 2019
Median Home Value$886,100 ▲ 218% above avg ↑ 27% since 2019
Home/Income Ratio6.9x (nat avg ~3.5x)
Median Rent$3,172/mo ↑ 37% since 2019
Total Units597
Vacant Units12
Avg HH Size2.10

Income Distribution

Under $25k
6%
$50k–75k
8%
$75k–100k
15%
$100k–150k
38%
$150k–200k
12%
Over $200k
22%
Employment & Commute

How People Get to Work

Drove Alone
69%
Walked
4%
Work From Home
27%

Commute Time

Under 15 min
18%
15–30 min
11%
30–45 min
31%
Over 45 min
41%
Housing Stock

Year Built

Before 1940
5%
1940s–1950s
8%
1960s–1970s
13%
1980s–1990s
5%
2000+
68%

Summary

Total Units597
Vacant12
Owner Occupied72.1%
Renter Occupied27.9%
Avg HH Size2.10
Frequently Asked Questions
ZIP code 94933 is in Forest Knolls, CA, in Marin County.
ZIP code 94933 is located in California (CA).
ZIP code 94933 is in Marin County, CA.
ZIP 94933 observes the Los Angeles timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 94933 is 1,255 people (ACS 2023).
The median household income in ZIP code 94933 is $128,561 (ACS 2023).
The median home value in ZIP 94933 is $886,100 (ACS 2023).
About ZIP Code 94933

ZIP code 94933 is located in Forest Knolls, California, within Marin County. With a population of 1,255, this is a sparsely populated ZIP code with a mature community — the median age is 52.9 years. Economically, 94933 is a upper-middle-income ZIP code: the median household income of $128,561 is significantly above the national average.

Real estate in ZIP code 94933 represents among the most expensive housing markets in the country. The median home value of $886,100 is more than double the national average. Renters can expect to pay around $3,172 per month in median rent. Homeownership is strong here — 72.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 27% since 2019.

The population of 94933 is majority White (52.67%). Residents are highly educated — 64.1% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects some residents at 15.5%. Household income has grown by 41% since 2019.

A notably high share of workers — 26% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 65%.

Overall, ZIP code 94933 in Forest Knolls, CA is characterized as upper-middle-income, highly educated, a mature community, and predominantly owner-occupied. With 1,255 residents, a median household income of $128,561, and a median home value of $886,100, it offers a clear picture of life in this part of California.