434 de Leon Ave, Fremont, CA 94539 Property Records

Alameda County property record for 434 de Leon Ave, Fremont, CA 94539

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,215 sqft · built 1953
Lot Size	0.412 acres (17,936 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,375,000 (May 2018)
Tax Bill	$28,363 (2025)
Deeds & Mortgages	Jun 2022 Mortgage Sep 2019 Mortgage + 1 more
Flood Zone	Zone X (moderate risk)
APN	`513-666-6`

Property Details

APN / Parcel Number

Primary APN	`513-666-6`
Alternative APN	`513-0666-006-00`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,215 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1953
Effective Year Built	Effective 1954
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	17,936 sqft (0.412 acres)
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	434 DE LEON AVE
City	FREMONT
State	CA
Zip	94539-5706
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00006 BLK: 000E TR: 1223
Legal Subdivision	1223 WASHINGTON TOWNSHIP
Legal Tract	1223
Legal Block	E
Legal Lot Number	6
Jurisdiction	ALAMEDA CA
Township / Civil Division	FREMONT
Census Block Group	1
Census Block	1000
Census Tract	443104

Owner

Source: Alameda County records, as of August 5, 2026

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

Owner of Record	2 Individual Names on Record
Mailing Address	434 DE LEON AVE, FREMONT, CA 94539-5706
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants with Right of Survivorship

Deeds, Mortgages & Sale History

Date	Document
Jun 10, 2022	Deed of Trust, Mortgage · Conventional Mortgage US BANK NA
Sep 25, 2019	Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE AFFINITY LLC
May 8, 2018	Grant Deed, Transfer · Conventional Mortgage AMERICAN FINANCIAL NETWORK INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 8, 2018 · Amount on Record
Deed Sale	May 8, 2018 · Amount on Record
Prior Sale	Feb 22, 2016 · Amount on Record
Deed Document Number	201891817
Prior Transfer Date	Aug 13, 2001
Prior Transfer Doc	0000313201
Record Updated	Oct 29, 2026

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	434 DE LEON AVE, FREMONT, CA 94539-5706
Transaction Type	Mortgage
Record Updated	Aug 22, 2022
Title Company	FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	43340 PASEO PADRE PKWY, FREMONT, CA 94539-5739

Mortgage

Document Number	0000109633
Date	Jun 10, 2022
Instrument	2022109633

Lender

Name	US BANK NA
Type	Bank
Address	OWENSBORO, KY 42301

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	4.5%
Type Change Date	Jul 1, 2029
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	9.5%
Index	Other
Max Rate	9.5%

September 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	434 DE LEON AVE, FREMONT, CA 94539-5706
Transaction Type	Mortgage
Record Updated	Aug 22, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000192014
Date	Sep 25, 2019
Instrument	2019192014

Lender

Name	GUARANTEED RATE AFFINITY LLC
Type	Non-Lending Institution
Address	CHICAGO, IL 60613

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2049

May 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	May 8, 2018
Property Address	434 DE LEON AVE, FREMONT, CA 94539-5706
Document Number	0000091817
Map Reference	MB 33 PG 62
Instrument Date	Apr 24, 2018
Instrument	2018091817
Transaction Type	Transfer
Record Updated	Aug 22, 2022
Title Company	FIDELITY NATIONAL TITLE COMP

Transaction

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

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	434 DE LEON AVE, FREMONT, CA 94539-5706

Mortgage

Document Number	0000091818
Date	May 8, 2018
Instrument	2018091818

Lender

Name	AMERICAN FINANCIAL NETWORK INC
Type	Funding / Finance Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2048

Tax Assessment & Valuation

Source: Alameda County assessment roll, as of August 5, 2026

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$2,171,970 (-7.55%) Land $1,450,700 Building $721,270
2025	$28,363.00 (+59.94%)	$2,349,288 (+56.23%) Land $1,422,262 Building $927,026
2023	$17,733.00	$1,503,740 Land $1,367,037 Building $136,703	$1,559,790

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 May 25, 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
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 67% of the US · lower than 81% of California
Wildfire Likelihood	0.02% annual chance
Exposure	Direct burnable vegetation

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	ALAMEDA COUNTY WATER DISTRICT serves 344,000 people · EPA ID CA0110001
Water Source	Surface water
Last State Inspection	Nov 2025
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 794 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Sail Internet Fixed Wireless	1,000 / 200
Verizon Fixed Wireless	1,000 / 75
Tekify Fiber & Wireless Fixed Wireless	580 / 125
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: Etheric Networks, GeoLinks, Ridge Wireless.

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