City of Napa
Citycounty seat
A view of the city at the Napa River waterfront
A view of the city at the Napa River waterfront
Location in Napa County and the state of California
Location in Napa County and the state of California
Coordinates: 38°18′17″N 122°17′56″W[1]
CountryUnited States
StateCalifornia
CountyNapa
RegionNorthern California
IncorporatedMarch 23, 1872[2]
Government
 • MayorJill Techel[3]
Area[4]
 • City18.05 sq mi (46.74 km2)
 • Land17.76 sq mi (46.01 km2)
 • Water0.28 sq mi (0.74 km2)  1.69%
Elevation[5]20 ft (6 m)
Population (2010)[6]
 • City76,915
 • Estimate (2016)[7]80,416
 • Density4,526.91/sq mi (1,747.84/km2)
 • Metro136,484
Time zonePacific (PST) (UTC-8)
 • Summer (DST)PDT (UTC-7)
ZIP codes[8]94558, 94559, 94581
Area code707
FIPS code06-50258
GNIS feature IDs2775612411209
Websitewww.cityofnapa.org