4112 Amargosa Dr, Antioch, CA 94531 Property Records

Contra Costa County property record for 4112 Amargosa Dr, Antioch, CA 94531

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,930 sqft · built 1994
Lot Size	0.164 acres (7,121 sqft)
Owner	Individual Name on File
Last Sale	$505,000 (Apr 2019)
Tax Bill	$6,669 (2025)
Deeds & Mortgages	Jul 2020 Mortgage Nov 2019 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`052-430-057-1`

Property Details

APN / Parcel Number

Primary APN	`052-430-057-1`
Alternative APN	`052-430-057`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,930 sqft Living Area
1st Floor Area	1,930 sqft

Exterior

Year Built	Built 1994
Effective Year Built	Effective 1994
Lot Area	7,121 sqft (0.164 acres)
Garage Type	Attached
Garage Area	568 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	4112 AMARGOSA DR
City	ANTIOCH
State	CA
Zip	94531-8242
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T7181 L347
Legal Subdivision	SUBDIVISION 7181
Legal Tract	7181
Legal Lot Number	347
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1005
Census Tract	308002

Owner

4112 Amargosa Dr is owned and occupied by an individual who bought it in April 2019.

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

Owner of Record	Individual Name on File
Mailing Address	4112 AMARGOSA DR, ANTIOCH, CA 94531-8242
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
Jul 10, 2020	Deed of Trust, Mortgage · Conventional Mortgage RADIANT FINANCIAL GROUP LLC RADIANT FINANCIAL GROUP LLC
Nov 4, 2019	Deed of Trust, Mortgage · Conventional with PMI RADIANT FINANCIAL GROUP LLC
Apr 5, 2019	Grant Deed, Transfer · Conventional Mortgage RADIANT FINANCIAL GROUP LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Apr 5, 2019 · Amount on File
Deed Sale	Apr 5, 2019 · Amount on File
Prior Sale	Jul 29, 2008 · Amount on File
Deed Document Number	201946896
Prior Transfer Date	Mar 25, 2011
Prior Transfer Doc	0000067495
Record Updated	Oct 29, 2026

July 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4112 AMARGOSA DR, ANTIOCH, CA 94531-8242
Document Number	0000141037
Instrument Date	Jul 10, 2020
Transaction Type	Mortgage
Record Updated	Jul 22, 2020
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4112 AMARGOSA DR ANTIOCH CA 945318242, ANTIOCH, CA 94531-8242

Mortgage

Document Number	0000141037
Date	Jul 15, 2020
Instrument	141037

Lender

Name	RADIANT FINANCIAL GROUP LLC RADIANT FINANCIAL GROUP LLC
Type	Bank
Address	SURPRISE, AZ 85379

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jul 14, 2050

November 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4112 AMARGOSA DR, ANTIOCH, CA 94531-8242
Document Number	0000200320
Instrument Date	Nov 4, 2019
Transaction Type	Mortgage
Record Updated	Nov 18, 2019
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4112 AMARGOSA DR ANTIOCH CA 945318242, ANTIOCH, CA 94531-8242

Mortgage

Document Number	0000200320
Date	Nov 8, 2019
Instrument	200320

Lender

Name	RADIANT FINANCIAL GROUP LLC
Type	Bank
Address	SURPRISE, AZ 85379

Agreement

Type	Conventional with PMI
Amount	Amount on Record
Term	360 Months
Due	Nov 7, 2049

April 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Apr 5, 2019
Property Address	4112 AMARGOSA DR, ANTIOCH, CA 94531-8242
Document Number	0000046896
Instrument Date	Apr 2, 2019
Instrument	46896
Transaction Type	Transfer
Record Updated	May 21, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$556.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Sole Owner
Address	323 LA PAZ CT SAN RAMON CA 945832005, SAN RAMON, CA 94583-2005

Mortgage

Document Number	46897
Date	Apr 5, 2019
Instrument	46897

Lender

Name	RADIANT FINANCIAL GROUP LLC
Type	Bank
Address	SURPRISE, AZ 85379

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Apr 4, 2049

Tax Assessment & Valuation

The 2025 property tax bill for 4112 Amargosa Dr was $6,669 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		$578,131 (+2%) Land $170,671 Building $407,460
2025	$6,669.00 Homeowner's exemption	$566,796 Land $167,325 Building $399,471
2023	$6,290.00 (+1.58%) Homeowner's exemption	$544,789 Land $160,829 Building $383,960
2022	$6,192.00

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

Flood

FEMA maps place 4112 Amargosa Dr in Zone X, an area of minimal flood risk.

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

Wildfire risk around 4112 Amargosa Dr is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.03% 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	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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