Klamath River, California Zip Codes
📍 Klamath River is in Siskiyou County, California with 1 zip code; the most populous is 96050.
Klamath River is a USPS city name in Siskiyou County, California with a Census population of approximately 400 across its ZIP codes. Siskiyou County as a whole has 21 ZIP codes in this directory. Below you'll find every zip code serving Klamath River 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 Klamath River Zip Codes
Klamath River at a Glance
Klamath River has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 400 residents, the largest being 96050 with 400 people.
The median ZIP in Klamath River has a household income of $36,354 and a home value of $237,000, a price-to-income ratio of 6.5, in line with the 6.7 California ZIP median. Median rent across these ZIPs is $544 a month.
87% of households in the typical Klamath River ZIP own their home (statewide ZIP median 64%). 16% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 22.5%, far above the 10.8% statewide ZIP median. Overall density is about 2 residents per square mile across 259 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.
Klamath River Zip Code Map
Interactive map of Klamath River, California zip codes. Click any marker for details.