Napa County CA Information


Napa County Subdivisions

Napa County CA Data & Demographics (As of July 1, 2016)


Total Population 141,203
Population in Households 136,175
Population in Familes 110,580
Population in Group Qrtrs 5,028
Population Density1 189
Diversity Index2 74


Total Households 50,012
Average Household Size 2.72
Family Households 33,834
Average Family Size 3


Total Housing Units 56,351 (100%)
Owner Occupied HU 30,562 (54.2%)
Renter Occupied HU 19,450 (34.5%)
Vacant Housing Units 6,339 (11.2%)
Median Home Value $558,280
Average Home Value $616,133


Median Household Income $69,936
Average Household Income $97,077
Per Capita Income $35,317
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.55% 0.77%
Households 0.37% 0.68%
Families 0.37% 0.69%
Median Household Income   2.75%
Per Capita Income   1.75%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Napa County CA - Peer Comparisons by Rank and Percentile

The table below compares Napa County to the other 58 counties and county equivalents in California by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 34 43rd
Population Density1 # 20 67th
Diversity Index2 # 30 50th
Median Household Income # 12 81st
Per Capita Income # 11 83rd

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.