4239 Comet Cir, Union City, CA 94587 Property Records

Alameda County property record for 4239 Comet Cir, Union City, CA 94587 · Last verified October 2025

Property Highlights

Property TypeResidential > Condominium / Townhouse > Townhouse
Bedrooms4 Beds
Bathrooms3 Baths
Architecture StyleOther
Year BuiltBuilt 1973
Square Footage1,583 sqft Living Area
Lot Size1,610 sqft (0.036 acres)
Last Sale$212,000 (2011)
Tax Bill$4,197.00 (2025)

Property Details

APN / Parcel Number

Primary APN483-102-79
Alternative APN
  • 483-0102-079-00

Interior

Bedrooms4 Beds
Full Baths3 Baths
Partial Baths1 Partial Baths
Total Rooms7 Rooms
Building Area1,583 sqft Living Area
Stories2 Stories

Exterior

Year BuiltBuilt 1972
Effective Year BuiltEffective 1973
Architectural StyleOther Style
Construction TypeWood Construction
Lot Area1,610 sqft (0.036 acres)
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address4239 COMET CIR
CityUNION CITY
StateCA
Zip94587-4025
Property UsageResidential Property Usage
TypeResidential > Condominium / Townhouse > Townhouse
Legal DescriptionTRACT 3307 LOT 105
JurisdictionALAMEDA CA
Minor Civil DivisionFREMONT
Census Blockgroup1
Census Block1013
Census Tract440306

Owner

Source: Alameda County records · APN 483-102-79

Assessment roll updated July 1, 2025 · Last verified October 2025

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

Owner of RecordOwner Name on File
Mailing Address2312 BENTLEY RIDGE DR, SAN JOSE, CA 95138-2448

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleAug 19, 2011 · Amount on Record
Deed SaleAug 19, 2011 · Amount on Record
Prior SaleOct 10, 2013
Deed Doc Number0000239244
Last Transfer DateNov 18, 2013
Transfer Doc0000363698
Record RefreshedJun 08, 2026

Tax Assessment & Valuation

Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025

Property Jurisdictions

TypeName
StateCalifornia
CountyAlameda County
MunicipalityUnion City
Unified School DistrictNew Haven Unified School District (KG - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed Value
2025$4,197.00 (-4.24%)$266,268 (+4.04%) Land $79,880 Building $186,388
2023$4,383.00$255,931 Land $76,779 Building $179,152

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