4223 Solar Cir, Union City, CA 94587 Property Records

Alameda County property record for 4223 Solar Cir, Union City, CA 94587

Property Summary

Property Type	Townhouse
Details	3 bd · 1.5 ba · 1,390 sqft · built 1973
Lot Size	0.034 acres (1,470 sqft)
Owner	Company Name on Record
Last Sale	$438,000 (Nov 2005)
Tax Bill	$8,302 (2025)
Deeds & Mortgages	May 2022 Mortgage Jan 2021 Transfer
Flood Zone	Zone X (minimal risk)
APN	`483-103-140`

Property Details

APN / Parcel Number

Primary APN	`483-103-140`
Alternative APN	`483-0103-140-00`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	5 Rooms
Stories	2 Stories
Building Area	1,390 sqft Living Area

Exterior

Year Built	Built 1973
Effective Year Built	Effective 1975
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	1,470 sqft (0.034 acres)

Location & Zoning

Street Address	4223 SOLAR CIR
City	UNION CITY
State	CA
Zip	94587-4044
Property Category	Residential
Property Type	Residential > Condominium / Townhouse > Townhouse
Legal Description	LOT: 00021 BLK: TR: 3316
Legal Subdivision	CONTEMPO HOMEOWNERS ASSOCIATION
Legal Tract	3316
Legal Lot Number	21
Jurisdiction	ALAMEDA CA
Township / Civil Division	FREMONT
Census Block Group	1
Census Block	1014
Census Tract	440306

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	Company Name on Record
Mailing Address	4223 SOLAR CIR, UNION CITY, CA 94587-4044
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
May 20, 2022	Deed of Trust, Mortgage · Conventional Mortgage NEWREZ LLC
Jan 5, 2021	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 4, 2005 · Amount on Record
Deed Sale	Nov 4, 2005 · Amount on Record
Prior Sale	Nov 16, 1999 · Amount on Record
Deed Document Number	2005476755
Transfer Doc	0000048108
Record Updated	Oct 29, 2026

May 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	ALAMEDA CA
Property Address	4223 SOLAR CIR, UNION CITY, CA 94587-4044
Transaction Type	Mortgage
Record Updated	Jun 15, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4223 SOLAR CIR, UNION CITY, CA 94587-4044

Mortgage

Document Number	0000098050
Date	May 20, 2022
Instrument	2022098050

Lender

Name	NEWREZ LLC
Type	Mortgage Company
Address	FORT WASHINGTON, PA 19034

Agreement

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

Interest

Rate Type	Adjustable Rate
Rate	3.9%
Type Change Date	Jun 1, 2027
Change Frequency	6 Months
Min Rate At Change	3%
Max Rate At Change	5.99%
Index	Other
Margin	3
Max Rate	8.99%

January 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	ALAMEDA CA
Recording Date	Jan 5, 2021
Property Address	4223 SOLAR CIR, UNION CITY, CA 94587-4044
Document Number	0000003350
Instrument Date	Sep 23, 2020
Instrument	3350
Transaction Type	Transfer
Record Updated	Mar 17, 2021
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	4223 SOLAR CIR UNION CITY CA 945874044, UNION CITY, CA 94587-4044

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$603,474 (+2.02%) Land $183,142 Building $427,332
2025	$8,302.00 (-2.42%) Homeowner's exemption	$591,508 (+2.82%) Land $179,552 Building $418,956
2024	$8,508.00 (+3.34%)
2023	$8,233.00 Homeowner's exemption	$575,273 Land $172,582 Building $402,691	$678,330

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 · 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
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

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

Wildfire Risk	Low lower than 94% of the US · lower than 96% 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 976 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
RobinsonHSS Fixed Wireless	1,000 / 1,000
Tekify Fiber & Wireless Fixed Wireless	580 / 125
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20
AT&T DSL	100 / 20

May also be available: Sail Internet, Verizon.

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