521 N Shellman Ave, San Dimas, CA 91773 Property Records

Los Angeles County property record for 521 N Shellman Ave, San Dimas, CA 91773

Property Summary

Property Type	Single Family Home
Details	6 bd · 5 ba · 3,017 sqft · built 1969
Lot Size	0.242 acres (10,553 sqft)
Owner	Individual Name on Record
Last Sale	$635,000 (Oct 2020)
Tax Bill	$12,862 (2025)
Deeds & Mortgages	May 2020 Mortgage Oct 2020 Sale & Mortgage
Flood Zone	Zone X (moderate risk)
APN	`8383-001-029`

Property Details

APN / Parcel Number

Primary APN	`8383-001-029`

Interior

Bedrooms	6 Beds
Full Baths	5 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	3,017 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1969
Effective Year Built	Effective 1969
Architectural Style	Conventional
Exterior Material	Stucco
Construction Type	Wood
Roof Type	Gable
Roof Material	Composition Shingle
Lot Area	10,553 sqft (0.242 acres)
Lot Dimensions	181 ft deep x 70 ft wide
Garage Type	Attached
Total Buildings	2 Buildings

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	521 N SHELLMAN AVE
City	SAN DIMAS
State	CA
Zip	91773-1640
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	SDRA7500*
Legal Description	SUB OF THE RANCHO ADD TO SAN JOSE AND A PORTION OF RANCHO SAN JOSE N 70 FT OF S 140 FT OF E 181 FT OF NW 1/4 OF NW 1/4 OF SW 1/4 (EX OF ST) OF SEC 4 T 1S R 9W
Legal Range	09W
Legal Township	01S
Legal Section	04
Legal Subdivision	SUB OF THE RANCHO ADD
Legal Block	1
Legal Lot Number	4
Jurisdiction	LOS ANGELES CA
Township / Civil Division	EAST SAN GABRIEL VALLEY
Census Block Group	1
Census Block	1020
Census Tract	401202

Owner

Source: Los Angeles County records, as of August 25, 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	521 N SHELLMAN AVE, SAN DIMAS, CA 91773-1640
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
May 27, 2020	Deed of Trust, Mortgage · Conventional Mortgage MOUNTAIN WEST FINANCIAL INC
Oct 6, 2020	Grant Deed, Transfer · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 6, 2020 · Amount on Record
Deed Sale	Oct 6, 2020 · Amount on Record
Prior Sale	Jul 8, 2004 · Amount on Record
Deed Document Number	20201233882
Prior Transfer Date	May 8, 1997
Prior Transfer Doc	0001324925
Record Updated	Oct 29, 2026

May 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	LOS ANGELES CA
Property Address	521 N SHELLMAN AVE, SAN DIMAS, CA 91773-1640
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	WFG NATIONAL TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000573154
Date	May 27, 2020
Instrument	20-0573154

Lender

Name	MOUNTAIN WEST FINANCIAL INC
Type	Mortgage Company
Address	REDLANDS, CA 92374

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2050

October 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	LOS ANGELES CA
Recording Date	Oct 6, 2020
Property Address	521 N SHELLMAN AVE, SAN DIMAS, CA 91773-1640
Document Number	0001233882
Map Reference	MB 22 PG 21
Instrument Date	Aug 4, 2020
Instrument	20-1233882
Transaction Type	Transfer
Record Updated	Sep 22, 2021
Title Company	WFG TITLE COMPANY OF CA

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Notice of Trustee Sale Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	521 N SHELLMAN AVE, SAN DIMAS, CA 91773-1640

Mortgage

Document Number	0001233883
Date	Oct 6, 2020
Instrument	20-1233883

Lender

Name	AMERICAN PACIFIC MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2050

Tax Assessment & Valuation

Source: Los Angeles County assessment roll, as of August 25, 2026

Property Jurisdictions

Type	Name
State	California
County	Los Angeles County
Municipality	San Dimas City
Unified School District	Bonita Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,041,819 (+2%) Land $560,871 Building $480,948
2025	$12,862.00 (+6.83%)	$1,021,392 (+15.35%) Land $549,874 Building $471,518
2024	$12,040.00 (+12.65%)
2023	$10,688.00 (+34.32%)	$885,453 Land $528,523 Building $356,930
2022	$7,957.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective September 30, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force
Nearby Flood Claims	1 (1980)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1980 · rainfall accumulation

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 99.1% of the US · lower than 99.2% 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	GSWC-SAN DIMAS private · serves 56,564 people · EPA ID CA1910142
Water Source	Purchased surface water from several systems
Last State Inspection	May 2025
Lead	2 ppb (2024–2026) 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 212 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Frontier Fiber	7,000 / 7,000
Spectrum Cable	1,000 / 1,000
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T, GeoLinks.

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