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4643 Serra Ave, Fremont, CA 94538 Property Records

Alameda County property record for 4643 Serra Ave, Fremont, CA 94538

Property Summary

Property TypeSingle Family Home
Details4 bd · 2 ba · 1,932 sqft · built 1976
Lot Size0.206 acres (8,978 sqft)
OwnerTrust Name on File
Tax Bill$3,611 (2025)
Deeds & MortgagesMar 2018 Transfer
Sep 2017 Transfer
Flood ZoneZone X (minimal risk)
APN501-958-110

Property Details

APN / Parcel Number

Primary APN501-958-110
Alternative APN
  • 501-0958-110-00

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms8 Rooms
Stories1 Story
Building Area1,932 sqft Living Area

Exterior

Year BuiltBuilt 1976
Effective Year BuiltEffective 1984
Architectural StyleL-Shape
Construction TypeWood
Lot Area8,978 sqft (0.206 acres)
Garage TypeAttached

Location & Zoning

Street Address4643 SERRA AVE
CityFREMONT
StateCA
Zip94538-1132
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT: 00003 BLK: TR: 3681
Legal SubdivisionTRACT 3681
Legal Tract3681
Legal Lot Number3
JurisdictionALAMEDA CA
Township / Civil DivisionFREMONT
Census Block Group1
Census Block1001
Census Tract442502

Owner

4643 Serra Ave is owner-occupied and held in a trust since February 2018.

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

Owner of RecordTrust Name on File
Mailing Address4643 SERRA AVE, FREMONT, CA 94538-1132
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust

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

DateDocument
Mar 6, 2018Quit Claim Deed, Transfer
ATTORNEY ONLY
Sep 18, 2017Affidavit of Death of Joint Tenant, Transfer
FIRST AMERICAN TITLE INS CO

Assessor's Deed Record

Deed NamesName on Deed
Last Transfer DateFeb 15, 2018
Transfer Doc0000046131
Record UpdatedOct 29, 2026

March 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionALAMEDA CA
Recording DateMar 6, 2018
Property Address4643 SERRA AVE, FREMONT, CA 94538-1132
Document Number0000046131
Instrument DateFeb 15, 2018
Instrument46131
Transaction TypeTransfer
Record UpdatedMar 20, 2018
Title CompanyATTORNEY ONLY

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipPersonal Trust
Address4643 SERRA AVE FREMONT CA 945381132, FREMONT, CA 94538-1132

September 2017: Affidavit of Death of Joint Tenant, Transfer

Document TypeAffidavit of Death of Joint Tenant
JurisdictionALAMEDA CA
Recording DateSep 18, 2017
Property Address4643 SERRA AVE, FREMONT, CA 94538-1132
Document Number0000203679
Map ReferenceMB92 PG10&11
Instrument DateJul 13, 2017
Instrument2017203679
Transaction TypeTransfer
Record UpdatedAug 19, 2021
Title CompanyFIRST AMERICAN TITLE INS CO

Transaction

Tax$0.00
Amount AccuracyNo Consideration Stated
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address4643 SERRA AVE, FREMONT, CA 94538-1132

Tax Assessment & Valuation

The 2025 property tax bill for 4643 Serra Ave was $3,611 with a homeowner's exemption.

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

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
MunicipalityFremont City
Unified School DistrictFremont Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$246,586 (-0.82%) Land $54,732 Building $198,854
2025$3,611.00 Homeowner's exemption$248,615 Land $53,659 Building $194,956
2023$3,392.00 Homeowner's exemption$238,962 Land $51,576 Building $187,386$1,339,470

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

Flood

FEMA maps place 4643 Serra Ave in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective May 25, 2026

FEMA Flood ZoneZone X
minimal risk
Nearest Special Flood Hazard AreaZone A, within 500 ft
Flood Insurance RequirementNot required
lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

The area around 4643 Serra Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire RiskNot 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 SystemALAMEDA COUNTY WATER DISTRICT
serves 344,000 people · EPA ID CA0110001
Water SourceSurface water
Last State InspectionNov 2025
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 812 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL		5,000 / 5,000
Xfinity
Cable		2,000 / 250
Sail Internet
Fixed Wireless		1,000 / 200
Verizon
Fixed Wireless		1,000 / 75
Tekify Fiber & Wireless
Fixed Wireless		600 / 130
Etheric Networks
Fixed Wireless		250 / 100

May also be available: GeoLinks, Ridge Wireless, T-Mobile.

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