Sereno Mar Flag

Sereno Mar

County:
Sonoma County
County Seat:
No
Area (mi²):
0.737
State:
California

Sereno Mar is a CDP located in Sonoma County, California. Sereno Mar has a 2025 population of 91 . Sereno Mar is currently declining at a rate of -2.15% annually but its population has increased by 59.65% since the most recent census, which recorded a population of 57 in 2020.

The average household income in Sereno Mar is $155,780 with a poverty rate of 0%. The median age in Sereno Mar is 60.1 years: 60.2 years for males, and 58.9 years for females. For every 100 females there are 150.0 males.

91
Total Population
123
Density (mi²)
-2 -2.15%
Growth

Sereno Mar Population

Sereno Mar Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Sereno Mar includes 63.64% White, 28.18% other race, and smaller percentages for and multiracial populations.

Population by Race

White (63.64%)

Other race (28.18%)

Two or more races (8.18%)

Race
Population
Percentage (of total)
White7063.64%
Other race3128.18%
Two or more races98.18%

Sereno Mar Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sereno Mar's average per capita income is $45,806. Household income levels show a median of $0. The poverty rate stands at 0%.

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
Families$250,001$409,325
Married Families$250,001-
Non Families$47,460$56,023
Households-$155,780

$45,806

Average Income

$0

Median Household Income

0%

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)