Blacklake Flag

Blacklake

County Seat:
No
Area (mi²):
1.045
State:
California

Blacklake is a CDP located in San Luis Obispo County, California. Blacklake has a 2025 population of 797. Blacklake is currently declining at a rate of -1.12% annually and its population has decreased by 0% since the most recent census, which recorded a population of 797 in 2020.

The average household income in Blacklake is $134,254 with a poverty rate of 0.71%.The median age in Blacklake is 69.3 years: 69.1 years for males, and 69.4 years for females.

797
Total Population
762
Density (mi²)
-9 -1.12%
Growth

Blacklake Population

Blacklake Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Blacklake includes 94.92% White, and smaller percentages for Asian and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White1,06594.92%
Two or more races413.65%
Asian161.43%

Blacklake Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Blacklake's average per capita income is $105,771. Household income levels show a median of $99,191. The poverty rate stands at 0.71%.

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$167,772$152,242
Married Families$167,772-
Households$99,191$134,254
Non Families$69,250$98,755

$105,771

Average Income

$99,191

Median Household Income

0.71%

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)