Siskiyou County, California ZIP codes
21 ZIP codes are in Siskiyou County, plus 2 that cross in from neighboring counties.
- ZIP codes
- 21
- Population in these ZIPs
- 42,368
- Avg. median income
- $60,200population-weighted
- Cities & towns
- 21
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Siskiyou County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 95568 | Somes Bar | 223 | — | $282,100 |
| 96014 | Callahan | 307 | — | — |
| 96023 | Dorris | 1,178 | $47,237 | $138,000 |
| 96025 | Dunsmuir | 1,906 | $46,036 | $239,100 |
| 96027 | Etna | 1,908 | $64,308 | $279,800 |
| 96031 | Forks Of Salmon | 66 | — | $180,000 |
| 96032 | Fort Jones | 2,408 | $72,951 | $287,200 |
| 96034 | Gazelle | 332 | $73,750 | $293,700 |
| 96037 | Greenview | 168 | $117,379 | $298,300 |
| 96038 | Grenada | 504 | $59,435 | $238,100 |
| 96039 | Happy Camp | 583 | $41,813 | $163,000 |
| 96044 | Hornbrook | 1,143 | $51,688 | $234,700 |
| 96050 | Klamath River | 413 | $40,909 | $225,800 |
| 96057 | Mccloud | 1,025 | $50,179 | $287,300 |
| 96058 | Macdoel | 661 | $47,266 | $121,700 |
| 96064 | Montague | 4,665 | $61,157 | $257,000 |
| 96067 | Mount Shasta | 7,839 | $65,000 | $415,500 |
| 96085 | Scott Bar | 71 | $105,179 | — |
| 96086 | Seiad Valley | 348 | $88,750 | $221,400 |
| 96094 | Weed | 6,656 | $68,103 | $306,800 |
| 96097 | Yreka | 9,964 | $53,059 | $252,900 |
ZIP codes partly in Siskiyou County
These ZIP codes are mostly in a neighboring county but cover part of Siskiyou County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 95556 | Orleans | Humboldt County | 949 | — | $311,300 |
| 96134 | Tulelake | Modoc County | 2,346 | $49,674 | $157,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Siskiyou County
Nearby counties
Frequently asked questions
How many ZIP codes are in Siskiyou County, California?
21 ZIP codes are mainly in Siskiyou County, and 2 more ZIP codes from neighboring areas reach partly into it.
What cities are in Siskiyou County?
ZIP codes in Siskiyou County use the city names Callahan, Dorris, Dunsmuir, Etna, Forks Of Salmon, Fort Jones, Gazelle, Greenview, Grenada, Happy Camp, Hornbrook and Klamath River and others.