858 E Mariposa Dr, Rialto, CA 92376 Property Records

San Bernardino County property record for 858 E Mariposa Dr, Rialto, CA 92376

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,514 sqft · built 1964
Lot Size	0.211 acres (9,200 sqft)
Owner	Individual Name on Record
Last Sale	$150,000 (Aug 2011)
Tax Bill	$2,876 (2025)
Deeds & Mortgages	Jun 2021 Mortgage May 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`0133-311-03-0000`

Property Details

APN / Parcel Number

Primary APN	`0133-311-03-0000`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,514 sqft Living Area
Gross Area	1,994 sqft
1st Floor Area	1,514 sqft
Family Room	Family Room
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Architectural Style	Modern
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	9,200 sqft (0.211 acres)
View / Lot	Average
Garage Type	Attached
Garage Area	480 sqft
Parking Spaces	2 Parking Spaces
Porch	Patio/Porch
Porch Area	30 sqft
Patio Area	30 sqft

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	858 E MARIPOSA DR
City	RIALTO
State	CA
Zip	92376-3747
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACT 6808 LOT 31
Legal Subdivision	TRACT NO 6808
Legal Tract	6808
Legal Block	2
Legal Lot Number	31
Jurisdiction	SAN BERNARDINO CA
Township / Civil Division	SAN BERNARDINO
Census Block Group	2
Census Block	2025
Census Tract	3804

Owner

Source: San Bernardino County records, as of July 14, 2026

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

Owner of Record	Individual Name on Record
Mailing Address	728 E BASELINE RD, SAN DIMAS, CA 91773-1509
Owner Type	Individual
Vesting	Sole Owner

Deeds, Mortgages & Sale History

Date	Document
Jun 9, 2021	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
May 7, 2020	Deed of Trust, Mortgage · Conventional Mortgage EXCELERATE CAP

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 30, 2011 · Amount on Record
Deed Sale	Aug 30, 2011 · Amount on Record
Prior Sale	Apr 8, 2003 · Amount on Record
Deed Document Number	2011364203
Last Transfer Date	Jul 18, 2014
Transfer Doc	0000269791
Record Updated	Oct 29, 2026

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN BERNARDINO CA
Property Address	858 E MARIPOSA DR, RIALTO, CA 92376-3747
Transaction Type	Mortgage
Record Updated	Jun 22, 2021
Title Company	PACIFIC COAST TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	728 E BASELINE RD, SAN DIMAS, CA 91773-1509

Mortgage

Document Number	0000262436
Date	Jun 9, 2021
Instrument	2021-0262436

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2051

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SAN BERNARDINO CA
Property Address	858 E MARIPOSA DR, RIALTO, CA 92376-3747
Document Number	0000163815
Instrument Date	May 7, 2020
Transaction Type	Mortgage
Record Updated	May 29, 2020
Title Company	PACIFIC COAST TITLE COMPANY, PACIFIC COAST TITLE CO.

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	728 E BASELINE RD SAN DIMAS CA 917731509, SAN DIMAS, CA 91773-1509

Mortgage

Document Number	0000163815
Date	May 15, 2020
Instrument	163815

Lender

Name	EXCELERATE CAP
Address	NEWPORT BEACH, CA 92660

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	May 14, 2050

Tax Assessment & Valuation

Source: San Bernardino County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	San Bernardino County
Municipality	Rialto City
Unified School District	Rialto Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$192,179 (+2%) Land $48,047 Building $144,132
2025	$2,876.00 (-1.41%)	$188,411 (+4.04%) Land $47,105 Building $141,306
2023	$2,917.00 (+8.04%)	$181,094 Land $45,275 Building $135,819
2022	$2,700.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 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

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

Wildfire Risk	Low lower than 98% of the US · lower than 98.4% of California
Wildfire Likelihood	Under 0.01% 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	CITY OF RIALTO serves 59,264 people · EPA ID CA3610038
Water Source	Purchased surface water from several systems
Last State Inspection	Aug 2024
Lead	Under 1 ppb (2022–2024) 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 391 locations within half a mile, as of December 31, 2025

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

May also be available: Frontier, GeoLinks, Verizon.

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