LandBrief

San Luis Obispo County

Parcel & Property Data

129,540Total Parcels
—Avg. Market Value
2,101,773Total Acres (measured from parcel boundaries)

About This Data

LandBrief holds 129,540 parcel records for San Luis Obispo County, sourced from county records. Each includes the parcel boundary, and — where the county publishes them — owner, situs address, acreage, assessed values and legal description.

Data from the San Luis Obispo County assessor roll dated October 2022, loaded August 2026. See data sources for every county’s vintage.

Explore San Luis Obispo County

San Luis Obispo County by the Numbers

Median parcel size
0.21 acres
measured from mapped boundaries
90th-percentile parcel
10.1 acres
County land area
2,112,539 acres
U.S. Census measurement
Communities
35
12.7% of parcels outside any incorporated place

Who Owns San Luis Obispo County?

Share of the county’s 129,540 parcels by the kind of owner on record. Classified from owner names, so the boundaries are approximate; an entity the rules cannot place counts as an individual.

Owner typeShare of parcels
Individuals47.9%
Companies & organizations9.4%
Trusts & estates40.9%
Government1.1%
Other / unclassified0.6%

The largest owner on record is USA with 1,162 parcels — see the full landowner leaderboard.

Parcel Records (~129,540 total)

per page
Parcel IDOwnerAddressCityAcreage
007-491-038ESTRELLA MANUEL138 E BRANCH STArroyo Grande0.12 †
007-202-030NKT DEVELOPMENT LLC A CA LLC303 EAST BRANCH STArroyo Grande0.51 †
007-206-004BROWN REVOCABLE TRUST409 E BRANCH STArroyo Grande0.22 †
007-206-008CUSACK FAMILY TRUST415 E BRANCH STArroyo Grande0.15 †
007-571-018FILICE PAUL & AMY FAMILY TRUST835 E CHERRY AVArroyo Grande4.13 †
007-711-011THORENSEN DISA S LIVING TRUST861 E CHERRY AVArroyo Grande0.92 †
007-711-007DAVIS ROBERT L871 E CHERRY AVArroyo Grande3.43 †
077-221-029HOMETOWN LTC PHARMACY INC A CA INC1009 E GRAND AVArroyo Grande0.08 †
077-211-037AMBROSIUS & MOOSIOS A CA GEN PTP1069 E GRAND AVArroyo Grande0.84 †
077-211-047PROVIDENT COMPANY LLC A CA LLC1185 E GRAND AVArroyo Grande0.27 †
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Download San Luis Obispo County parcel data

All 129,540 parcels in San Luis Obispo County as a single file — free, no account needed. Shapefile, GeoJSON, GeoPackage, CSV and Parquet.

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Frequently Asked Questions

How many parcels are in San Luis Obispo County?

The San Luis Obispo County assessor roll on file records 129,540 parcels across 35 communities, with 12.7% lying outside any incorporated place.

Who owns the most land in San Luis Obispo County?

USA holds 1,162 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in San Luis Obispo County?

Measured from mapped boundaries, the median parcel is 0.21 acres, and nine parcels in ten are under 10.1 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of San Luis Obispo County is government-owned?

Government entities — federal, state, and local — hold 1.1% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the San Luis Obispo County assessor roll dated October 2022. Counties deliver on their own schedules; the methodology page explains how records are processed and the data sources page tracks every county’s vintage.

Browse by City (35)

129,540 parcels across 35 communities in San Luis Obispo County.