California · FIPS 06079 · County seat: San Luis Obispo
San Luis Obispo County, CA GIS & Parcel Viewer
San Luis Obispo County, California parcel data lives on the San Luis Obispo County parcel map. Open it below in a new tab, then use the short steps on this page to find a property fast.
Open the San Luis Obispo County parcel map ↗
Opens gis.slocounty.ca.gov in a new tab. We link out and never embed or copy parcel data.
San Luis Obispo County at a glance
| Official map | San Luis Obispo County parcel map |
|---|---|
| Type | County-run map |
| Website | gis.slocounty.ca.gov |
| Access | Free, no login (checked Oct 2026) |
| County seat | San Luis Obispo |
| Population | 281,639 (2023 Census Bureau estimate) |
| Land area | 3,301 sq mi |
| FIPS code | 06079 |
Who runs this map
San Luis Obispo County runs this viewer (directly or through a contracted vendor), which makes it the closest thing to the source for local parcel lines. As of our October 2026 test, anyone could open it without signing in or paying.
Finding a property on this map
- Open the official link in a new tab.
- Accept any disclaimer, then look for a search box that takes street addresses, owners or parcel IDs.
- Zoom in and click a parcel to see its details.
- Use the map's layer controls to add aerials or other layers if they're offered.
If an address search comes up empty, try the parcel number from a tax bill or deed instead, or click the lot on the map.
San Luis Obispo County by the numbers
San Luis Obispo County had an estimated 281,639 residents in 2023, according to the Census Bureau. With about 3,301 square miles of land, that works out to roughly 85 people per square mile. By population it ranks 24th of 58 counties in California. San Luis Obispo serves as the county seat.
Counties next to San Luis Obispo County
Parcels close to the edge of San Luis Obispo County can fall in the next county over. Neighboring counties:
Our longer guides
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.