Etna, California Zip Codes
📍 Etna is in Siskiyou County, California with 1 zip code; the most populous is 96027.
Etna is a USPS city name in Siskiyou County, California with a Census population of approximately 1,907 across its ZIP codes. Siskiyou County as a whole has 21 ZIP codes in this directory. Below you'll find every zip code serving Etna 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 Etna Zip Codes
Etna at a Glance
Etna has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 1,907 residents, the largest being 96027 with 1,907 people.
The median ZIP in Etna has a household income of $59,688 and a home value of $258,700, a price-to-income ratio of 4.3, below the 6.7 California ZIP median. Median rent across these ZIPs is $1,068 a month.
77% of households in the typical Etna ZIP own their home (statewide ZIP median 64%). 21% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 12.8%, above the 10.8% statewide ZIP median. Overall density is about 5 residents per square mile across 419 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.
Etna Zip Code Map
Interactive map of Etna, California zip codes. Click any marker for details.