Seacliff Flag

Seacliff

County Seat:
No
Area (mi²):
0.73
State:
California

Seacliff is a CDP located in Santa Cruz County, California. Seacliff has a 2026 population of 3,539. Seacliff is currently growing at a rate of 0.48% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Seacliff is $130,385 with a poverty rate of 5.52%. The median age in Seacliff is 44.7 years: 43.3 years for males, and 46 years for females. For every 100 females there are 103.3 males.

3.5K
Total Population
4,849
Density (mi²)
17 0.48%
Growth

Seacliff Population

Seacliff Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20263,539170.48%
20253,522170.49%

Median Age

Overall: 44.7 years
Female: 46 years
Male: 43.3 years

Seacliff Adults

There are 2,838 adults, (686 of whom are seniors) in Seacliff.

Sex Ratio

Female: 1,623 (49.2%)
Male: 1,676 (50.8%)

Demographics

The racial composition of Seacliff includes 67.78% White, 12.58% other race, 3.27% Asian, and smaller percentages for Native Hawaiian or Pacific Islander, Black or African American, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White2,23667.78%
Two or more races42712.94%
Other race41512.58%
Asian1083.27%
Native Hawaiian or Pacific Islander682.06%
Black or African American240.73%
Native American210.64%
Race
Population ↓
Percentage (of total)
Other race34610.49%
Two or more races942.85%
White902.73%
Race
Population ↓
Percentage (of total)
White2,14665.05%
Two or more races33310.09%
Asian1083.27%
Other race692.09%
Native Hawaiian or Pacific Islander682.06%
Black or African American240.73%
Native American210.64%

Seacliff Marital Status

Economics and Income Statistics

Seacliff 's average per capita income is $88,175. Household income levels show a median of $130,385. The poverty rate stands at 5.52%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$186,181-
Families$139,211$178,810
Households$130,385$160,934
Non Families$94,500$132,991

$88,175

Average Income

$130,385

Median Household Income

5.52%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)