Yountville, California Zip Codes
📍 Yountville is in Napa County, California with 1 zip code; the most populous is 94599.
Yountville is a USPS city name in Napa County, California with a Census population of approximately 3,428 across its ZIP codes. Napa County as a whole has 11 ZIP codes in this directory. Below you'll find every zip code serving Yountville with population, income and home value, a map, and the city's affordability profile.
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
All Yountville Zip Codes
Yountville at a Glance
Yountville has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 3,428 residents, the largest being 94599 with 3,428 people.
The median ZIP in Yountville has a household income of $75,245 and a home value of $679,700, a price-to-income ratio of 9.0, above the 6.7 California ZIP median. Median rent across these ZIPs is $2,010 a month.
67% of households in the typical Yountville ZIP own their home (statewide ZIP median 64%). 34% of adults hold a bachelor's degree, above the 31% statewide median. The median poverty rate is 10.5%, in line with the 10.8% statewide ZIP median. Overall density is about 434 residents per square mile across 8 square miles of ZIP land area.
Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 California ZIP Code Affordability Report.
Yountville Zip Code Map
Interactive map of Yountville, California zip codes. Click any marker for details.