Riverside County

Parcel & Property Data

225,950Total Parcels

—Avg. Market Value

382,353Total Acres (measured from parcel boundaries)

About This Data

LandBrief holds 225,950 parcel records for Riverside 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 Riverside County assessor roll dated August 2025, loaded August 2026. See data sources for every county’s vintage.

Explore Riverside County

Riverside County by the Numbers

Median parcel size: 0.18 acres
measured from mapped boundaries
90th-percentile parcel: 1.2 acres
County land area: 4,613,923 acres
U.S. Census measurement
Communities: 48
3.6% of parcels outside any incorporated place

Who Owns Riverside County?

Share of the county’s 225,950 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 type	Share of parcels
Individuals	79.1%
Companies & organizations	5.8%
Trusts & estates	12.6%
Government	2.1%
Other / unclassified	0.3%

The largest owner on record is CITY OF RIVERSIDE with 954 parcels — see the full landowner leaderboard.

Parcel Records (~225,950 total)

Showper page

Parcel ID	Owner	Address	City	Acreage
487381041	BRANSCOMB SHERLYN LOUISE LIVING TRUST DTD 10/18/24; SHERLYN LOUISE BRANSCOMB	13225 NAPA VALLEY CT	Moreno Valley	0.17 †
487381042	PATRICK MICHAEL STANTON; ANDRAYA E. GRAY; TINA MARIE ASHBY; RAYMOND W. GRAY	13237 NAPA VALLEY CT	Moreno Valley	0.17 †
487381043	M SERRANO SANTIAGO ERICK	13249 NAPA VALLEY CT	Moreno Valley	0.18 †
351051001	SANCHEZ ANGELICA	29506 NARANJA DR	Quail Valley	0.20 †
351043018	SANTOS ADOLFO L.	29553 NARANJA DR	Quail Valley	0.17 †
351051004	ENRIQUE FLORES; JOSELUIS GUDINO-MENDOZA	29562 NARANJA DR	Quail Valley	0.18 †
351043013	ROBERT CAYWOOD; NOEL CAYWOOD	29575 NARANJA DR	Quail Valley	0.17 †
351051003	EDWARD MIJARES; ANDREW MIJARES	29594 NARANJA DR	Quail Valley	0.18 †
351043012	JIMENEZ CAMERINO TAVIRA	29599 NARANJA DR	Quail Valley	0.17 †
351051008	DAVID BLACK; LAURA BLACK	29602 NARANJA DR	Quail Valley	0.18 †

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All 225,950 parcels in Riverside 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 Riverside County?

The Riverside County assessor roll on file records 225,950 parcels across 48 communities, with 3.6% lying outside any incorporated place.

Who owns the most land in Riverside County?

CITY OF RIVERSIDE holds 954 parcels, the most of any owner on record — the largest-landowners leaderboard ranks the top 25.

What is the typical parcel size in Riverside County?

Measured from mapped boundaries, the median parcel is 0.18 acres, and nine parcels in ten are under 1.2 acres. Boundary-measured area closely tracks deeded acreage but is not the deed.

How much of Riverside County is government-owned?

Government entities — federal, state, and local — hold 2.1% of the county’s parcels, classified from owner names on the roll.

How current is this data?

It comes from the Riverside County assessor roll dated August 2025. 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 (48)

225,950 parcels across 48 communities in Riverside County.