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California ZIP Codes
Napa County
Yountville, CA
94599
94599 ZIP Code — Yountville, CA
Napa County, California
ZIP code 94599 is located in
Yountville ,
California ,
within Napa County .
It covers approximately 7.95 square miles and serves a population of
3,428 residents.
This is a standard ZIP code in the Pacific (PT) timezone,
served by area code 707 .
About ZIP code 94599
The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $679,700. Owner-occupancy sits near the national average at 67%.
The gap between median ($75,245) and mean household income suggests income inequality — a small number of higher earners pull the average up. 52% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 23 minutes is near the national average.
Educational attainment is near the national average, with 34% of residents holding a bachelor's degree or higher.
Notable community characteristics include disability rates above the national average at 24%.
94599 ZIP code map
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Cities in ZIP code 94599
Below are the cities the US Postal Service accepts for ZIP code 94599. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
3,428
Population density
431 / sq mi
State FIPS
06
County FIPS
055
Geography
Land area
7.95 sq mi
Water area
0.01 sq mi
Latitude
38.4108
Longitude
-122.3681
Timezone
Pacific (PT)
Area code
707
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
40.9%
26.8%
32.6%
$50k – $100k
27.2%
26.3%
27.7%
$100k – $200k
23.8%
30.4%
26.4%
Over $200k
8.1%
16.5%
13.3%
Demographics & statistics
$75,245
Median household income
$679,700
Median home value
$2,010
Median monthly rent
33.7%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 181 5.3%
18 and over 3,247 94.7%
65 and over 1,719 50.1%
Median age 65.1 years
Race & ethnicity
Black or African American
2.8%
American Indian / Alaska Native
0.5%
Group Count %
White 2,760 73.7%
Hispanic or Latino 317 8.5%
Two or more races 208 5.6%
Other race 207 5.5%
Asian 127 3.4%
Black or African American 106 2.8%
American Indian / Alaska Native 20 0.5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
40.9%
26.8%
32.6%
$50k – $100k
27.2%
26.3%
27.7%
$100k – $200k
23.8%
30.4%
26.4%
Over $200k
8.1%
16.5%
13.3%
Range % of households
Under $10k 4.2%
$10k–$15k 6.9%
$15k–$25k 3.9%
$25k–$35k 13.1%
$35k–$50k 7.8%
$50k–$75k 13.5%
$75k–$100k 11.9%
$100k–$150k 15.7%
$150k–$200k 8.4%
$200k+ 14.6%
Median income $75,245
Housing
Housing overview
Metric Value
Median home value $679,700
Median rent / month $2,010
Owner occupied 67.1%
Renter occupied 32.9%
Vacant 18.2%
Single-family detached 43.5%
Large apartment buildings 9.0%
Mobile homes 23.0%
Median rooms 4.9
Avg household size (owned) 1.67
Year built
Era %
2020 or later 0.3%
2010–2019 5.2%
2000–2009 17.5%
1990–1999 19.0%
1980–1989 21.1%
1970–1979 16.5%
1960–1969 3.7%
1950–1959 9.8%
1940–1949 2.0%
1939 or earlier 5.0%
Bedrooms
Size % of units
No bedroom (studio) 7.9%
1 bedroom 9.8%
2 bedrooms 36.0%
3 bedrooms 42.3%
4 bedrooms 2.8%
5+ bedrooms 1.2%
Vehicles per household
Vehicles % of households
No vehicle 13.7%
1 vehicle 48.4%
2 vehicles 27.6%
3 or more 10.3%
Heating fuel
Fuel type %
Utility gas 62.9%
Electricity 35.9%
Propane / LP gas 0.5%
No fuel used 0.3%
Households & families
Household type Count %
Married-couple family 528 34.5%
Cohabiting couple 99 6.5%
Male householder, no spouse 266 17.4%
Female householder, no spouse 638 41.7%
Households with children under 18 160 10.5%
Households with seniors (65+) 899 58.7%
Average household size 1.75
Marital status
Status Male Female
Never married 21.9% 14.2%
Married 52.0% 34.8%
Separated 0.7% 0.3%
Widowed 6.1% 31.0%
Divorced 19.3% 19.8%
Education
Some college, no degree
25.4%
Graduate / professional
9.6%
Metric %
HS diploma or higher 87.8%
Bachelor's or higher 33.7%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 24 9.2%
Kindergarten 9 3.4%
Elementary school 95 36.4%
High school 49 18.8%
College / grad school 84 32.2%
Employment
Industry of employment
Professional & management
24.0%
Education & healthcare
16.1%
Arts, food & hospitality
14.2%
Finance & real estate
4.7%
Public administration
3.3%
Transportation & utilities
2.9%
Agriculture & mining
1.5%
Occupation
Category %
Management, business & arts 50.1%
Service 16.0%
Sales & office 17.9%
Natural resources & construction 3.7%
Production & transportation 12.3%
Employment type
Type %
Private sector 75.9%
Government 10.4%
Self-employed 13.6%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 59.1%
Carpool 0.7%
Public transit 1.6%
Walk 18.4%
Work from home 19.8%
Other means 0.4%
Avg commute (minutes) 22.6
Poverty
Married-couple families
6.3%
Female-led households
10.3%
Income support
Source % of households
Social Security 51.6%
Retirement income 39.4%
Supplemental Security 7.4%
Cash public assistance 0.3%
Food stamps / SNAP 6.5%
Health indicators
Condition %
Obesity 24.3%
High blood pressure 42.7%
High cholesterol 40.8%
Diabetes 13.5%
Heart disease 12.5%
Stroke 4.9%
Asthma 8.5%
Arthritis 34.8%
Kidney disease 4.6%
Pulmonary disease 8.8%
Cancer 12.6%
Behavior / access %
Smoking 8.7%
Binge drinking 12.4%
No physical activity 20.1%
Less than 7 hrs sleep 26.6%
Depression 14.6%
Fair or poor health 15.5%
Poor mental health 10.2%
Poor physical health 11.5%
No health insurance 7.9%
Visited doctor (checkup) 76.5%
Visited dentist 68.8%
Cholesterol screening 95.8%
Teeth loss 10.3%
Veterans & disability
Veterans Count %
Civilian veterans 175 5.4%
Disability %
Any disability 24.2%
Under 18 5.0%
18–64 years 12.5%
65 and over 40.1%
Health insurance coverage
Type %
Private insurance 64.3%
Public insurance 53.4%
No insurance 4.4%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 3,394 99.0%
Spanish 294 8.7%
Other Indo-European 201 5.9%
Asian & Pacific Islander 38 1.1%
Other languages 55 1.6%
Place of birth & citizenship
Origin Count %
Native born (US) 2,912 84.9%
Born in same state 2,856 83.3%
Born in different state 2,031 59.2%
Foreign born 56 1.6%
Naturalized citizen 516 15.1%
Not a US citizen 421 81.6%
Ancestry
Ancestry Count %
French 484 14.1%
Italian 312 9.1%
Arab 192 5.6%
English 40 1.2%
Ancestry Count %
Polish 29 0.8%
Dutch 22 0.6%
Irish 4 0.1%
Technology access
Metric % of households
Computer access 44.7%
Internet access 87.9%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 94599
What city is ZIP code 94599 in?
ZIP code 94599 is primarily assigned to Yountville, California.
What county is ZIP code 94599 in?
ZIP code 94599 falls within Napa County, California.
Does ZIP code 94599 have an older population?
50% of residents in ZIP code 94599 are 65 or older, above the national average of ~17%.
Does ZIP code 94599 have a large retiree population?
52% of households in ZIP code 94599 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 94599?
The median home value in ZIP code 94599 is $679,700.
What is the population of ZIP code 94599?
ZIP code 94599 has an estimated population of 3,428 residents, with a density of 431 people per square mile.
What timezone is ZIP code 94599 in?
ZIP code 94599 observes the PST timezone.
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