4145 Folsom Dr, Antioch, CA 94531 Property Records

Contra Costa County property record for 4145 Folsom Dr, Antioch, CA 94531

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 2,312 sqft · built 1990
Lot Size	0.154 acres (6,725 sqft)
Owner	Individual Name on File
Last Sale	$389,000 (Jan 2008)
Tax Bill	$5,962 (2025)
Deeds & Mortgages	Dec 2023 Transfer Aug 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`052-302-004-8`

Property Details

APN / Parcel Number

Primary APN	`052-302-004-8`
Alternative APN	`052-302-004`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	2,312 sqft Living Area
1st Floor Area	1,276 sqft
2nd Floor Area	1,036 sqft

Exterior

Year Built	Built 1990
Effective Year Built	Effective 1990
Lot Area	6,725 sqft (0.154 acres)
Garage Type	Attached
Garage Area	441 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C

Location & Zoning

Street Address	4145 FOLSOM DR
City	ANTIOCH
State	CA
Zip	94531-8210
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T6855 L112
Legal Subdivision	VIERRA RANCH 1 SUB 6855
Legal Tract	6855
Legal Lot Number	112
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	3
Census Block	3001
Census Tract	308002

Owner

4145 Folsom Dr is owned and occupied by an individual who bought it in January 2008.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record	Individual Name on File
Mailing Address	4145 FOLSOM DR, ANTIOCH, CA 94531-8210
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
Dec 11, 2023	Intrafamily Transfer, Transfer
Aug 2, 2021	Deed of Trust, Mortgage · Conventional Mortgage LOANDEPOT.COM LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jan 18, 2008 · Amount on File
Deed Sale	Jan 18, 2008 · Amount on File
Prior Sale	Feb 22, 2006 · Amount on File
Deed Document Number	200811076
Prior Transfer Date	Dec 7, 2005
Prior Transfer Doc	0000474352
Record Updated	Oct 29, 2026

December 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 11, 2023
Property Address	4145 FOLSOM DR, ANTIOCH, CA 94531-8210
Document Number	0000130929
Map Reference	MB 331 PG 8
Instrument Date	Dec 9, 2023
Instrument	2023-130929
Transaction Type	Transfer
Record Updated	Dec 20, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	4145 FOLSOM DR, ANTIOCH, CA 94531-8210

August 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4145 FOLSOM DR, ANTIOCH, CA 94531-8210
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	AMERICAN COAST TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4145 FOLSOM DR, ANTIOCH, CA 94531-8210

Mortgage

Document Number	0000215997
Date	Aug 2, 2021
Instrument	2021-215997

Lender

Name	LOANDEPOT.COM LLC
Type	Mortgage Company
Address	FOOTHILL RANCH, CA 92610

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Aug 1, 2051

Tax Assessment & Valuation

The 2025 property tax bill for 4145 Folsom Dr was $5,962 with a homeowner's exemption.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Antioch City
Unified School District	Antioch Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$521,162 (+2%) Land $200,962 Building $320,200
2025	$5,962.00 Homeowner's exemption	$510,944 Land $197,022 Building $313,922
2023	$5,614.00 (+1.61%) Homeowner's exemption	$491,105 Land $189,372 Building $301,733
2022	$5,525.00

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

Flood

FEMA maps place 4145 Folsom Dr in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 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

Wildfire risk around 4145 Folsom Dr is low, with 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 97% of the US · lower than 97.8% of California
Wildfire Likelihood	0.01% annual chance
Exposure	Direct burnable vegetation

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	CITY OF ANTIOCH serves 116,781 people · EPA ID CA0710001
Water Source	Surface water
Last State Inspection	Jan 2024
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 204 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL	100 / 20

May also be available: Verizon.

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