Kirkwood, California Zip Codes
📍 Kirkwood is in Alpine County, California with 1 zip code; the most populous is 95646.
Kirkwood is a USPS city name in Alpine County, California with a Census population of approximately 249 across its ZIP codes. Alpine County as a whole has 3 ZIP codes in this directory. Below you'll find every zip code serving Kirkwood 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 Kirkwood Zip Codes
Kirkwood at a Glance
Kirkwood has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 249 residents, the largest being 95646 with 249 people.
The median ZIP in Kirkwood has a household income of $138,295 and a home value of $529,800, a price-to-income ratio of 3.8, below the 6.7 California ZIP median.
80% of households in the typical Kirkwood ZIP own their home (statewide ZIP median 64%). 70% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 27.3%, far above the 10.8% statewide ZIP median. Overall density is about 5 residents per square mile across 53 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.
Kirkwood Zip Code Map
Interactive map of Kirkwood, California zip codes. Click any marker for details.