9877 Diana Ave, Riverside, CA 92503 Property Records

Riverside County property record for 9877 Diana Ave, Riverside, CA 92503

Property Summary

Property Type	Duplex
Details	6 bd · 3.5 ba · 2,784 sqft · built 1978
Lot Size	0.32 acres (13,939 sqft)
Owner	Company Name on File
Last Sale	$706,000 (Sep 2021)
Tax Bill	$8,920 (2025)
Deeds & Mortgages	Nov 2021 Mortgage Oct 2024 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`234-121-021`

Property Details

APN / Parcel Number

Primary APN	`234-121-021`

Interior

Bedrooms	6 Beds
Full Baths	3.5 Baths
Half Baths	2 Half Baths
Units	2 Units
Stories	1 Story
Building Area	2,784 sqft Living Area
Gross Area	3,488 sqft
1st Floor Area	2,784 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1979
Architectural Style	Duplex Single
Construction Type	Wood
Roof Material	Tile
Lot Area	13,939 sqft (0.32 acres)
Garage Type	Attached
Garage Area	704 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Heating Fuel	Gas
Sewer	Connected

Location & Zoning

Street Address	9877 DIANA AVE
City	RIVERSIDE
State	CA
Zip	92503-4253
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R1
Legal Description	LOT 18 MB 093/043 TR 8121
Legal Subdivision	TRACT NO 8121
Legal Tract	8121
Legal Lot Number	18
Jurisdiction	RIVERSIDE CA
Township / Civil Division	RIVERSIDE
Census Block Group	3
Census Block	3004
Census Tract	31601

Owner

9877 Diana Ave, a duplex, is owned by a company that bought it in September 2021.

Source: Riverside County records, as of July 29, 2026

Owner of Record	Company Name on File
Mailing Address	3742 BLUE BIRD CANYON RD, VISTA, CA 92084-7432
Owner Type	Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Nov 23, 2021	Deed of Trust, Mortgage · Commercial Mortgage THE NORTHERN TRUST CO
Oct 9, 2024	Deed of Trust, Mortgage · Commercial Mortgage AG CREDIT AGRICULTURAL CREDIT ASSN
Sep 15, 2021	Grant Deed, Transfer FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Sep 15, 2021 · Amount on File
Deed Sale	Sep 15, 2021 · Amount on File
Prior Sale	Nov 16, 2012 · Amount on File
Deed Document Number	2021551716
Prior Transfer Date	Apr 5, 2012
Prior Transfer Doc	0000181037
Record Updated	Oct 29, 2026

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	RIVERSIDE CA
Property Address	9877 DIANA AVE, RIVERSIDE, CA 92503-4253
Transaction Type	Mortgage
Record Updated	Jun 9, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3742 BUE BIRD CANYON ROAD, VISTA, CA 92084-7432

Mortgage

Document Number	0000698210
Date	Nov 23, 2021
Instrument	2021-0698210

Lender

Name	THE NORTHERN TRUST CO
Type	Bank
Address	SAN DIEGO, CA 92121

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

October 2024: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	RIVERSIDE CA
Property Address	9877 DIANA AVE, RIVERSIDE, CA 92503-4253
Transaction Type	Mortgage
Record Updated	Jun 9, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3742 BLUE BIRD CANYON RD, VISTA, CA 92084-7432

Mortgage

Document Number	0000305202
Date	Oct 9, 2024
Instrument	2024-0305202

Lender

Name	AG CREDIT AGRICULTURAL CREDIT ASSN
Type	Bank
Address	WELLINGTON, OH 44090

Agreement

Type	Commercial Mortgage
Amount	Amount on Record

September 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	RIVERSIDE CA
Recording Date	Sep 15, 2021
Property Address	9877 DIANA AVE, RIVERSIDE, CA 92503-4253
Document Number	0000551716
Map Reference	MB 93 PG 43-45
Instrument Date	Sep 8, 2021
Instrument	2021-0551716
Transaction Type	Transfer
Record Updated	Sep 28, 2023
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount on Record
Tax	$1,553.20
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3742 BLUE BIRD CANYON RD, VISTA, CA 92084-7432

Tax Assessment & Valuation

The 2025 property tax bill for 9877 Diana Ave was $8,920.

Source: Riverside County assessment roll, as of July 29, 2026

Property Jurisdictions

Type	Name
State	California
County	Riverside County
Municipality	Riverside City
Unified School District	Riverside Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$811,822 (+2%) Land $108,242 Building $703,580
2025	$8,920.00	$795,905 Land $106,120 Building $689,785
2023	$8,589.00 (+1.87%)	$765,000 Land $102,000 Building $663,000
2022	$8,431.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 9877 Diana Ave in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 14, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

The area around 9877 Diana Ave has no burnable land within ember reach, so its wildfire risk is not rated.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CITY OF RIVERSIDE serves 302,776 people · EPA ID CA3310031
Water Source	Groundwater influenced by surface water
Lead	1 ppb (2023–2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 358 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

May also be available: GeoLinks, Verizon.

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