California · FIPS 06093 · County seat: Yreka
Siskiyou County, CA GIS & Parcel Viewer
Here is the direct link to the county parcel map covering Siskiyou County, CA: Siskiyou County Map Viewer. Below you'll find basic facts about the county, steps for using the viewer, and nearby counties.
Open the Siskiyou County parcel map ↗
Opens experience.arcgis.com in a new tab. We link out and never embed or copy parcel data.
Quick facts
| Official map | Siskiyou County Map Viewer |
|---|---|
| Type | County-run map |
| Website | experience.arcgis.com |
| Access | Free, no login (checked Oct 2026) |
| County seat | Yreka |
| Population | 42,905 (2023 Census Bureau estimate) |
| Land area | 6,279 sq mi |
| FIPS code | 06093 |
Where the parcel data comes from
It is a county-level map: Siskiyou County or the company it hires keeps the parcel layer up to date. As of our October 2026 test, anyone could open it without signing in or paying.
Finding a property on this map
- Open the link. This viewer is an ArcGIS Experience Builder app, so its layout is custom to the publisher.
- Look for a search box or search widget and type in a street address or parcel ID.
- Click a parcel to see its details in a pop-up or side panel.
- Check the toolbar for a layer list or basemap switcher if you want aerials or other layers.
Have a tax bill handy? The parcel or account number on it is usually the fastest way to search.
The county in brief
The U.S. Census Bureau estimated Siskiyou County's population at 42,905 in 2023, spread over about 6,279 square miles of land, or roughly 6.8 people per square mile. By population it ranks 45th of 58 counties in California. Yreka serves as the county seat.
Nearby parcel maps
Siskiyou County shares a border with the counties below. Each link has its own official map:
- Del Norte County
- Humboldt County
- Modoc County
- Shasta County
- Trinity County
- Jackson County, OR
- Josephine County, OR
- Klamath County, OR
Maps vs. surveys
The lines you see online are approximate. They're good for finding a lot and its parcel number, but a legal boundary question needs the recorded plat or a surveyor.