4591 Piper St, Fremont, CA 94538 Property Records

Alameda County property record for 4591 Piper St, Fremont, CA 94538

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,148 sqft · built 1960
Lot Size	0.129 acres (5,600 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,300,000 (Dec 2021)
Tax Bill	$16,890 (2025)
Deeds & Mortgages	Dec 2021 Sale & Mortgage Mar 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`525-966-148`

Property Details

APN / Parcel Number

Primary APN	`525-966-148`
Alternative APN	`525-0966-148-00`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,148 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1960
Effective Year Built	Effective 1961
Architectural Style	Custom Design
Exterior Material	Stucco
Construction Type	Wood
Roof Material	Composition Shingle
Lot Area	5,600 sqft (0.129 acres)
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	4591 PIPER ST
City	FREMONT
State	CA
Zip	94538-2551
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT: 00110 BLK: 0004 TR: 2104
Legal Subdivision	2104 SUNDALE MANOR UN #4
Legal Tract	2104
Legal Block	4
Legal Lot Number	110
Jurisdiction	ALAMEDA CA
Township / Civil Division	FREMONT
Census Block Group	4
Census Block	4009
Census Tract	442400

Owner

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

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

Owner of Record	2 Individual Names on Record
Mailing Address	4591 PIPER ST, FREMONT, CA 94538-2551
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Dec 28, 2021	Grant Deed, Transfer · Conventional Mortgage US BANK NA
Mar 23, 2020	Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE AFFINITY LLC
Jan 29, 2018	Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE AFFINITY LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Dec 28, 2021 · Amount on Record
Deed Sale	Dec 28, 2021 · Amount on Record
Prior Sale	Oct 16, 2003 · Amount on Record
Deed Document Number	2021406159
Prior Transfer Date	Aug 4, 1994
Prior Transfer Doc	0000298897
Record Updated	Oct 29, 2026

December 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	ALAMEDA CA
Recording Date	Dec 28, 2021
Property Address	4591 PIPER ST, FREMONT, CA 94538-2551
Document Number	0000406159
Map Reference	MB 41 PG 95-98
Instrument Date	Dec 2, 2021
Instrument	2021406159
Transaction Type	Transfer
Record Updated	Jan 18, 2022
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

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	Community Property with Right of Survivorship
Address	4591 PIPER ST, FREMONT, CA 94538-2551

Mortgage

Document Number	0000406160
Date	Dec 28, 2021
Instrument	2021406160

Lender

Name	US BANK NA
Type	Bank

Agreement

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

Interest

Rate Type	Adjustable Rate
Rate	2.37%
Type Change Date	Jan 1, 2032
Change Frequency	Annually
Min Rate At Change	2.75%
Max Rate At Change	7.37%
Index	1-Year CMT
Max Rate	7.37%

March 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4591 PIPER ST, FREMONT, CA 94538-2551
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000066870
Date	Mar 23, 2020
Instrument	2020066870

Lender

Name	GUARANTEED RATE AFFINITY LLC
Type	Mortgage Company
Address	CHICAGO, IL 60613

Agreement

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

January 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4591 PIPER ST, FREMONT, CA 94538-2551
Document Number	0000027239
Instrument Date	Jan 29, 2018
Transaction Type	Mortgage
Record Updated	Feb 20, 2018
Title Company	OTHER

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	4591 PIPER ST FREMONT CA 945382551, FREMONT, CA 94538-2551

Mortgage

Document Number	0000027239
Date	Feb 2, 2018
Instrument	27239

Lender

Name	GUARANTEED RATE AFFINITY LLC
Address	1800 W LARCHMONT AVE, CHICAGO, IL 60613-2448

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Feb 1, 2048

Interest

Rate Type	Adjustable Rate
Rate	3.87%

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		$1,400,146 (+1.49%) Land $595,331 Building $811,815
2025	$16,890.00 (+7.96%) Homeowner's exemption	$1,379,560 (+4.04%) Land $583,660 Building $795,900
2023	$15,645.00 Homeowner's exemption	$1,326,000 Land $561,000 Building $765,000	$1,169,190

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 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	Not rated no burnable land within 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 805 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	1,000 / 75
Sail Internet Fixed Wireless	800 / 160
Tekify Fiber & Wireless Fixed Wireless	600 / 130
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: GeoLinks.

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