Round Mountain, California Zip Codes
📍 Round Mountain is in Shasta County, California with 1 zip code; the most populous is 96084.
Round Mountain is a USPS city name in Shasta County, California with a Census population of approximately 664 across its ZIP codes. Shasta County as a whole has 30 ZIP codes in this directory. Below you'll find every zip code serving Round Mountain 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 Round Mountain Zip Codes
Round Mountain at a Glance
Round Mountain has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 664 residents, the largest being 96084 with 664 people.
The median ZIP in Round Mountain has a household income of $34,073 and a home value of $245,200, a price-to-income ratio of 7.2, above the 6.7 California ZIP median. Median rent across these ZIPs is $1,196 a month.
72% of households in the typical Round Mountain ZIP own their home (statewide ZIP median 64%). 14% of adults hold a bachelor's degree, far below the 31% statewide median. The median poverty rate is 20.6%, far above the 10.8% statewide ZIP median. Overall density is about 12 residents per square mile across 54 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.
Round Mountain Zip Code Map
Interactive map of Round Mountain, California zip codes. Click any marker for details.