Boulder Creek, California Zip Codes
📍 Boulder Creek is in Santa Cruz County, California with 1 zip code; the most populous is 95006.
Boulder Creek is a USPS city name in Santa Cruz County, California with a Census population of approximately 8,802 across its ZIP codes. Santa Cruz County as a whole has 22 ZIP codes in this directory. Below you'll find every zip code serving Boulder Creek 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 Boulder Creek Zip Codes
Boulder Creek at a Glance
Boulder Creek has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 8,802 residents, the largest being 95006 with 8,802 people.
The median ZIP in Boulder Creek has a household income of $137,552 and a home value of $721,900, a price-to-income ratio of 5.2, below the 6.7 California ZIP median. Median rent across these ZIPs is $2,266 a month.
78% of households in the typical Boulder Creek ZIP own their home (statewide ZIP median 64%). 42% of adults hold a bachelor's degree, above the 31% statewide median. The median poverty rate is 5.0%, far below the 10.8% statewide ZIP median. Overall density is about 159 residents per square mile across 55 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.
Boulder Creek Zip Code Map
Interactive map of Boulder Creek, California zip codes. Click any marker for details.