US Census Data

Marin County vs Santa Cruz County

A side-by-side comparison of Marin County and Santa Cruz County: population, income, housing, and more.

Marin County and Santa Cruz County are counties in California. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Santa Cruz County has the higher population (266,021 vs 258,765 in Marin County). Marin County has the higher median household income ($142,785 vs $109,266 in Santa Cruz County). Marin County has the higher median home value ($1,390,000 vs $1,015,200 in Santa Cruz County).

Population, income & housing

Marin CountySanta Cruz County
Population258,765266,021
Median age47.3 yrs39.6 yrs
Median household income$142,785$109,266
Median home value$1,390,000$1,015,200
Median gross rent$2,584$2,172
Housing units111,860106,635
Homeownership rate63.9%60.0%
Bachelor's degree or higher60.5%43.6%
Unemployment rate6.1%5.6%

Trends (ACS 5-year, 2019–2023)

Marin CountySanta Cruz County
Population259,943 → 258,765 (-0.5%)273,962 → 266,021 (-2.9%)
Median household income$115,246 → $142,785 (+23.9%)$82,234 → $109,266 (+32.9%)
Median home value$995,800 → $1,390,000 (+39.6%)$756,600 → $1,015,200 (+34.2%)
Median gross rent$2,069 → $2,584 (+24.9%)$1,717 → $2,172 (+26.5%)

Marin County

Population
259,943258,765
Median household income
$115,246$142,785
Median home value
$995,800$1,390,000
Median gross rent
$2,069$2,584

Santa Cruz County

Population
273,962266,021
Median household income
$82,234$109,266
Median home value
$756,600$1,015,200
Median gross rent
$1,717$2,172

Age & race/ethnicity

Age distribution (share)

Marin CountySanta Cruz County
Under 54.4%4.5%
5 to 1715.3%14.2%
18 to 246.9%13.7%
25 to 348.5%12.0%
35 to 4411.8%12.0%
45 to 5414.9%12.2%
55 to 6415.0%13.0%
65 to 7413.1%11.6%
75 and over10.2%6.8%

Race & ethnicity (share)

Marin CountySanta Cruz County
White (non-Hispanic)66.6%54.6%
Black or African American2.1%0.7%
American Indian & Alaska Native0.1%0.1%
Asian6.1%4.5%
Native Hawaiian & Pacific Islander0.2%0.1%
Some other race0.8%0.7%
Two or more races5.2%4.2%
Hispanic or Latino19.0%35.0%

Educational attainment (age 25+)

Share of adults 25+

Marin CountySanta Cruz County
No high school diploma7.3%11.5%
High school graduate10.8%15.2%
Some college or associate's21.5%29.7%
Bachelor's degree33.2%25.3%
Graduate or professional degree27.2%18.3%

Commute to work

How workers get to work (share)

Marin CountySanta Cruz County
Drove alone53.7%63.4%
Carpooled7.7%8.5%
Public transit4.9%1.9%
Walked3.5%4.3%
Bicycle1.0%2.1%
Worked from home27.9%17.6%
Other means1.3%2.3%

Housing

Units in structure (share)

Marin CountySanta Cruz County
1-unit, detached62.9%63.8%
1-unit, attached7.7%8.4%
2 to 4 units8.5%8.2%
5 to 19 units10.4%6.4%
20 or more units8.7%6.4%
Mobile home & other1.6%6.8%

Poverty & households

Marin CountySanta Cruz County
Poverty rate7.8%11.2%
Average household size2.442.60
Mean commute (minutes)2827
Median year structure built19661973

Full profiles

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