5152 Keystone Dr, Fremont, CA 94536 Property Records

Alameda County property record for 5152 Keystone Dr, Fremont, CA 94536

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,496 sqft · built 1954
Lot Size	0.161 acres (7,000 sqft)
Owner	2 Individual Names on File
Last Sale	$1,225,000 (Feb 2021)
Tax Bill	$16,343 (2025)
Deeds & Mortgages	Feb 2021 Sale & Mortgage Feb 2019 Transfer
Flood Zone	Zone X (minimal risk)
APN	`501-815-44`

Property Details

APN / Parcel Number

Primary APN	`501-815-44`
Alternative APN	`501-0815-044-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,496 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1964
Architectural Style	L-Shape
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Wood Shingle
Lot Area	7,000 sqft (0.161 acres)

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	5152 KEYSTONE DR
City	FREMONT
State	CA
Zip	94536-7043
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00009 BLK: 000C TR: 1338
Legal Subdivision	TRACT 1338
Legal Tract	1338
Legal Lot Number	9
Jurisdiction	ALAMEDA CA
Township / Civil Division	FREMONT
Census Block Group	1
Census Block	1006
Census Tract	442700

Owner

5152 Keystone Dr is owned and occupied by two individuals who bought it in February 2021.

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

Owner of Record	2 Individual Names on File
Mailing Address	5152 KEYSTONE DR, FREMONT, CA 94536-7043
Occupancy	Owner Occupied
Owner Type	Individual

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
Feb 3, 2021	Grant Deed, Transfer · Conventional Mortgage PNC BANK NA
Feb 20, 2019	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 3, 2021 · Amount on File
Deed Sale	Feb 3, 2021 · Amount on File
Deed Document Number	202148256
Prior Transfer Date	Feb 5, 2019
Prior Transfer Doc	0000031496
Record Updated	Oct 29, 2026

February 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Feb 3, 2021
Property Address	5152 KEYSTONE DR, FREMONT, CA 94536-7043
Document Number	0000048256
Map Reference	MB 35 PG 4
Instrument Date	Jan 26, 2021
Instrument	2021048256
Transaction Type	Transfer
Record Updated	Aug 19, 2021
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
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	Community Property with Right of Survivorship
Address	5152 KEYSTONE DR, FREMONT, CA 94536-7043

Mortgage

Document Number	0000048257
Date	Feb 3, 2021
Instrument	2021048257

Lender

Name	PNC BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2051

February 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Feb 20, 2019
Property Address	5152 KEYSTONE DR, FREMONT, CA 94536-7043
Document Number	0000031496
Instrument Date	Feb 5, 2019
Instrument	31496
Transaction Type	Transfer
Record Updated	Mar 8, 2019
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	5220 TYLER CT CASTRO VALLEY CA 945461519, CASTRO VALLEY, CA 94546-1519

Tax Assessment & Valuation

The 2025 property tax bill for 5152 Keystone Dr was $16,343.

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		$1,352,473 (+2%) Land $540,989 Building $811,484
2025	$16,343.00	$1,325,963 Land $530,385 Building $795,578
2023	$15,143.00	$1,274,490 Land $509,796 Building $764,694	$1,366,110

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

Flood

FEMA maps place 5152 Keystone Dr in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective May 25, 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
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	2 in force

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

Wildfire risk around 5152 Keystone Dr is low, with less than a 0.01% annual chance of 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	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 679 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
Xfinity Cable	2,000 / 250
RobinsonHSS Fixed Wireless	1,000 / 1,000
Verizon Fixed Wireless	1,000 / 75
Sail Internet Fixed Wireless	800 / 160
Tekify Fiber & Wireless Fixed Wireless	650 / 150
Etheric Networks Fixed Wireless	250 / 100

May also be available: GeoLinks, T-Mobile.

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