Glenn County, California Zip Codes
📍 Glenn County has 7 zip codes with a population of 29,278.
Glenn County is located in California with a land area of 1,081 square miles. The county seat is Orland. Below you'll find all 7 zip codes in Glenn County with population, income and home value, the county's affordability profile, and links to its 7 city pages.
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 Glenn County Zip Codes
| ZIP Code | City | Details |
|---|---|---|
| 95913 | Artois | View → |
| 95920 | Butte City | View → |
| 95939 | Elk Creek | View → |
| 95943 | Glenn | View → |
| 95951 | Hamilton City | View → |
| 95963 | Orland | View → |
| 95988 | Willows | View → |
Glenn County at a Glance
Glenn County has 7 ZIP codes in this directory: 7 standard delivery ZIPs. The 7 ZIPs with published Census housing data cover 29,278 residents, the largest being 95963 (Orland) with 16,485 people.
The median ZIP in Glenn County has a household income of $64,750 and a home value of $295,800, a price-to-income ratio of 5.1, below the 6.7 California ZIP median. Affordability ranges from 95988 in Willows at a ratio of 4.0 to 95943 in Glenn, where the median home is $475,000. The highest median income is in 95920 (Butte City) at $90,795. Median rent across these ZIPs is $886 a month.
61% of households in the typical Glenn County ZIP own their home (statewide ZIP median 64%). 16% of adults hold a bachelor's degree, far below the 31% statewide median. The median poverty rate is 14.6%, above the 10.8% statewide ZIP median. Overall density is about 27 residents per square mile across 1,081 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.
Glenn County Zip Code Map
Interactive map of Glenn County, California zip codes.