Sebastopol

7,521

Total Population in 2020

In 2020, Sebastopol was home to 7,521 people. Residents were a majority working age, while those 65 and older were a larger segment of the community than those under 18. The population was predominantly white, with more women than men.

Most Populous Demographics

Category	Demographic	Total	Percentage
Age	18-64	4,020	53%
Sex	Female	4,151	55%
Race and Hispanic or Latino	White (Not Hispanic or Latino)	5,615	75%

Age

Median Age

In 2020, Sebastopol's population was a majority working-age adults, while those 65 and older were a considerably larger share of the community than those under age 18. Looking at 10-year age ranges, 60-69 was the largest group.

Population by Age Range

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Population by Age Group

1,317

Under 18

4,020

18-64

2,184

65 and over

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Table: Population by Age Range

Age Range	Population in Sebastopol
Age Range	Total	Percentage
0-9	573	8%
10-19	885	12%
20-29	605	8%
30-39	784	10%
40-49	911	12%
50-59	1,003	13%
60-69	1,316	18%
70-79	1,045	14%
80+	399	5%

Table: Population by Age Group

Age Group	Population in Sebastopol
Age Group	Total	Percentage
Under 18	1,317	18%
18-64	4,020	53%
65 and over	2,184	29%

* For both charts above, the data is collected from the U.S. Census Bureau Decennial Data 2020, Demographic and Housing Characteristics File (DHC), P12 Sex by Age for Selected Age Categories.

Sex and Age

In 2020, females outnumbered males by a significant amount in Sebastopol. Females 60-69 were the largest group by age, followed by females 70-79 and females 50-59. The biggest gap was in the 60-69 age group, where females were the larger share.

Population by Sex

3,370

Male

4,151

Female

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Population by Sex and Age

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Male

Female

Table: Population by Sex

Sex	Sebastopol
Sex	Total	Percentage
Male	3,370	45%
Female	4,151	55%

Table: Population by Sex and Age

Sex and Age	Sebastopol
Sex and Age	Total	Percentage
Male	3,370	45%
Male: 0-9	313	4%
Male: 10-19	426	6%
Male: 20-29	304	4%
Male: 30-39	361	5%
Male: 40-49	409	5%
Male: 50-59	434	6%
Male: 60-69	561	7%
Male: 70-79	436	6%
Male: 80+	126	2%
Female	4,151	55%
Female: 0-9	260	3%
Female: 10-19	459	6%
Female: 20-29	301	4%
Female: 30-39	423	6%
Female: 40-49	502	7%
Female: 50-59	569	8%
Female: 60-69	755	10%
Female: 70-79	609	8%
Female: 80+	273	4%

* For both charts above, the data is collected from the U.S. Census Bureau Decennial Data 2020, Demographic and Housing Characteristics File (DHC), P12 Sex by Age for Selected Age Categories.

Race and Hispanic or Latino

75%

White (Not Hispanic or Latino)

In 2020, Sebastopol had a predominantly white population. Hispanic residents also made up a notable segment of the community, while other/multiracial and Asian people were the next largest groups.

Population by Race and Hispanic or Latino

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Table: Population by Race and Hispanic or Latino

Race and Hispanic or Latino	Population in Sebastopol
Race and Hispanic or Latino	Total	Percentage
White	5,615	75%
Black or African American	62	<1%
American Indian / Alaska Native	30	<1%
Asian	183	2%
Native Hawaiian / Pacific Islander	14	<1%
Other / Multi-racial	537	7%
Hispanic or Latino (any race)	1,080	14%

* Categorized as Not Hispanic. This means that all the racial groups marked with an asterisk — White, Black or African American, American Indian / Alaska Native, Asian, Native Hawaiian / Pacific Islander, and Other / Multi-racial — do not include individuals who identify as Hispanic or Latino. The "Hispanic or Latino (any race)" category is separate, as Hispanic/Latino is considered an ethnicity rather than a racial category. For the chart above, the data is collected from the U.S. Census Bureau Decennial Data 2020, Demographic and Housing Characteristics File (DHC), P5 Hispanic or Latino Origin by Race.