Population
Population
topographic
Population

Napa County

138,019
Total Population in 2020
In 2020, Napa County was home to 138,019 people. Residents were a majority working age, while those 65 and older were a larger segment of the county than those under 18. The population was a majority white, with more women than men.

Most Populous Demographics

CategoryDemographicTotalPercentage
Age18-6481,78559%
SexFemale70,24251%
Race and Hispanic or LatinoWhite (Not Hispanic or Latino)68,90950%

Age

42.9
Median Age
In 2020, Napa County's population was a majority working-age adults, while those 65 and older were a moderately larger share of the county than those under age 18. Looking at 10-year age ranges, 50-59 was the largest group.

Population by Age Range

05k10k15k20k0-910-1920-2930-3940-4950-5960-6970-7980+10%13%11%13%13%14%13%9%5%
05k10k15k20k10%13%11%13%13%14%13%9%5%0-910-1920-2930-3940-4950-5960-6970-7980+
/View Population by Age Range dynamic table

Population by Age Group

59%18-64
    27,546
    Under 18
    81,785
    18-64
    28,688
    65 and over
/View Population by Age Group dynamic table

Table: Population by Age Range

Age RangePopulation in Napa County
TotalPercentage
0-913,49610%
10-1917,40713%
20-2915,80811%
30-3917,24913%
40-4917,28713%
50-5918,71914%
60-6917,90613%
70-7912,6499%
80+7,4985%

Table: Population by Age Group

Age GroupPopulation in Napa County
TotalPercentage
Under 1827,54620%
18-6481,78559%
65 and over28,68821%
* 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 moderate amount in Napa County. Females 50-59 were the largest group by age, followed by females 60-69 and males 50-59. The biggest gap was in the 80-and-older age group, where females were the larger share.

Population by Sex

51%Female
    67,777
    Male
    70,242
    Female
/View Population by Sex dynamic table

Population by Sex and Age

02.5k5k7.5k10k0-910-1920-2930-3940-4950-5960-6970-7980+6,8868,9208,2068,7038,4449,0268,4855,9763,1316,6108,4877,6028,5468,8439,6939,4216,6734,367
02.5k5k7.5k10k0-910-1920-2930-3940-4950-5960-6970-7980+6,8868,9208,2068,7038,4449,0268,4855,9763,1316,6108,4877,6028,5468,8439,6939,4216,6734,367
10k7.5k5k2.5k02.5k5k7.5k10k0-910-1920-2930-3940-4950-5960-6970-7980+6,8868,9208,2068,7038,4449,0268,4855,9763,1316,6108,4877,6028,5468,8439,6939,4216,6734,367
/View Population by Sex and Age dynamic table
Male
Female

Table: Population by Sex

SexNapa County
TotalPercentage
Male67,77749%
Female70,24251%

Table: Population by Sex and Age

Sex and AgeNapa County
TotalPercentage
Male67,77749%
Male: 0-96,8865%
Male: 10-198,9206%
Male: 20-298,2066%
Male: 30-398,7036%
Male: 40-498,4446%
Male: 50-599,0267%
Male: 60-698,4856%
Male: 70-795,9764%
Male: 80+3,1312%
Female70,24251%
Female: 0-96,6105%
Female: 10-198,4876%
Female: 20-297,6026%
Female: 30-398,5466%
Female: 40-498,8436%
Female: 50-599,6937%
Female: 60-699,4217%
Female: 70-796,6735%
Female: 80+4,3673%
* 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

50%
White (Not Hispanic or Latino)
In 2020, Napa County had a majority white population. Hispanic residents also made up a significant segment of the county, while Asian and other/multiracial people were the next largest groups.

Population by Race and Hispanic or Latino

020k40k60k80kWhite*Black or African American*American Indian / Alaska Native*Asian*Native Hawaiian / Pacific Islander*Other / Multi-racial*Hispanic or Latino (any race)50%2%<1%8%<1%5%35%
020k40k60k80kWhite*Black or African American*American Indian / Alaska Native*Asian*Native Hawaiian / Pacific Islander*Other / Multi-racial*Hispanic or Latino (any race)50%2%<1%8%<1%5%35%
020k40k60k80kWhite*Black or African American*American Indian / Alaska Native*Asian*Native Hawaiian / Pacific Islander*Other / Multi-racial*Hispanic or Latino (any race)50%2%<1%8%<1%5%35%
/View Population by Race and Hispanic or Latino dynamic table

Table: Population by Race and Hispanic or Latino

Race and Hispanic or LatinoPopulation in Napa County
TotalPercentage
White68,90950%
Black or African American2,3002%
American Indian / Alaska Native507<1%
Asian10,5208%
Native Hawaiian / Pacific Islander316<1%
Other / Multi-racial6,6385%
Hispanic or Latino (any race)48,82935%
* 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.