18865 Mariposa Ave, Riverside, CA 92508 Property Records

Riverside County property record for 18865 Mariposa Ave, Riverside, CA 92508

Property Summary

Property Type	Single Family Home
Details	4 bd · 1.75 ba · 1,775 sqft · built 1979
Lot Size	0.44 acres (19,166 sqft)
Owner	2 Company Names on Record
Last Sale	$157,500 (Apr 2000)
Tax Bill	$2,617 (2025)
Deeds & Mortgages	Apr 2026 Sale Apr 2026 Transfer
Flood Zone	Zone X (minimal risk)
APN	`267-111-006`

Property Details

APN / Parcel Number

Primary APN	`267-111-006`
Alternative APN	`114100040`

Interior

Bedrooms	4 Beds
Full Baths	1.75 Baths
Half Baths	1 Half Bath
Stories	1 Story
Building Area	1,775 sqft Living Area
Gross Area	2,281 sqft
1st Floor Area	1,775 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1979
Effective Year Built	Effective 1979
Construction Type	Wood
Roof Material	Tile
Lot Area	19,166 sqft (0.44 acres)
Garage Type	Attached
Garage Area	506 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Old Parcel Number	114100040
Street Address	18865 MARIPOSA AVE
City	RIVERSIDE
State	CA
Zip	92508-9621
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RA
Legal Description	LOT 39 MB 013/084 RINEHART ACRES
Legal Subdivision	RINEHART ACRES
Legal Lot Number	39
Jurisdiction	RIVERSIDE CA
Township / Civil Division	LAKE MATHEWS
Census Block Group	1
Census Block	1007
Census Tract	42009

Owner

Source: Riverside County records, as of September 18, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Company Names on Record
Mailing Address	18865 MARIPOSA AVE, RIVERSIDE, CA 92508-9621
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Apr 6, 2026	Affidavit, Transfer
Apr 6, 2026	Quit Claim Deed, Transfer NONE LISTED ON DOCUMENT

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 17, 2000 · Amount on Record
Deed Sale	Apr 17, 2000 · Amount on Record
Deed Document Number	2000140502
Last Transfer Date	Mar 30, 2026
Transfer Doc	0000102468
Record Updated	Oct 29, 2026

April 2026: Affidavit, Transfer

Document Type	Affidavit
Jurisdiction	RIVERSIDE CA
Recording Date	Apr 6, 2026
Property Address	18865 MARIPOSA AVE, RIVERSIDE, CA 92508-9621
Document Number	0000102468
Instrument Date	Mar 30, 2026
Instrument	2026102468
Transaction Type	Transfer
Record Updated	Aug 27, 2026

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18865 MARIPOSA AVE, RIVERSIDE, CA 92508-9621

April 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	RIVERSIDE CA
Recording Date	Apr 6, 2026
Property Address	18865 MARIPOSA AVE, RIVERSIDE, CA 92508-9621
Document Number	0000102469
Instrument Date	Mar 23, 2026
Instrument	2026102469
Transaction Type	Transfer
Record Updated	Aug 27, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Investor	Possibly a Property Investor

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$246,566 (+2%) Land $70,529 Building $176,037
2025	$2,617.00 (+3.48%) Homeowner's exemption	$241,733 (+4.04%) Land $69,147 Building $172,586
2024	$2,529.00 (+0.8%)
2023	$2,509.00 (+2.03%) Homeowner's exemption	$232,348 Land $66,463 Building $165,885
2022	$2,459.00
2021			$548,280

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective October 14, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	1 (1980)
Most Recent Claim	Mar 1980 · tidal / storm surge

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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

Wildfire Risk	Low lower than 63% of the US · lower than 78% of California
Wildfire Likelihood	0.07% annual chance
Exposure	None beyond 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	WESTERN MWD serves 87,955 people · EPA ID CA3310049
Water Source	Purchased surface water from several systems
Last State Inspection	Dec 2023
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 319 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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