4042 Lost Canyon Ct, Antioch, CA 94531 Property Records

Contra Costa County property record for 4042 Lost Canyon Ct, Antioch, CA 94531 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,787 sqft · built 2000
Lot Size	0.134 acres (5,830 sqft)
Owner	2 Individual Names on File
Last Sale	$481,000 (Jul 2019)
Tax Bill	$6,164 (2025)
Deeds & Mortgages	Aug 2020 Mortgage Jul 2019 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`055-620-055-8`

Property Details

APN / Parcel Number

Primary APN	`055-620-055-8`
Alternative APN	`055-620-055`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	10 Rooms
Stories	1 Story
Building Area	1,787 sqft Living Area
1st Floor Area	1,787 sqft

Exterior

Year Built	Built 2000
Effective Year Built	Effective 2004
Lot Area	5,830 sqft (0.134 acres)
Garage Type	Attached
Garage Area	453 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	4042 LOST CANYON CT
City	ANTIOCH
State	CA
Zip	94531-8280
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T8247 L55
Legal Subdivision	SUBDIVISION 8247
Legal Tract	8247
Legal Lot Number	55
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	TASSAJARA
Census Block Group	1
Census Block	1001
Census Tract	355118

Owner

Source: Contra Costa County records · APN 055-620-055-8

Assessment roll updated July 14, 2026 · Last verified July 2026

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

Owner of Record	2 Individual Names on File
Mailing Address	4042 LOST CANYON CT, ANTIOCH, CA 94531-8280
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Aug 12, 2020	Deed of Trust, Mortgage · Conventional Mortgage ROYAL PACIFIC FUNDING CORP
Jul 15, 2019	Grant Deed, Transfer · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP
Jul 14, 2017	Grant Deed, Transfer · Conventional Mortgage FINANCE OF AMERICA MORTGAGE LLC

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jul 15, 2019 · Amount on Record
Deed Sale	Jul 15, 2019 · Amount on Record
Prior Sale	Jul 14, 2017 · Amount on Record
Deed Document Number	2019108973
Record Updated	Sep 20, 2026

August 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4042 LOST CANYON CT, ANTIOCH, CA 94531-8280
Transaction Type	Mortgage
Record Updated	Nov 03, 2022
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000168019
Date	Aug 12, 2020
Instrument	2020-168019

Lender

Name	ROYAL PACIFIC FUNDING CORP
Type	Lending Institution
Address	COSTA MESA, CA 92626

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Sep 01, 2050

July 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 15, 2019
Property Address	4042 LOST CANYON CT, ANTIOCH, CA 94531-8280
Document Number	0000108973
Map Reference	MB 418 PG 14
Instrument Date	Jul 02, 2019
Instrument	2019-108973
Transaction Type	Transfer
Record Updated	Nov 03, 2022
Title Company	FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	4042 LOST CANYON CT, ANTIOCH, CA 94531-8280

Mortgage

Document Number	0000108974
Date	Jul 15, 2019
Instrument	2019-108974

Lender

Name	AMERICAN PACIFIC MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 01, 2049

July 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 14, 2017
Property Address	4042 LOST CANYON CT, ANTIOCH, CA 94531-8280
Document Number	0000125570
Map Reference	MB418 PG14
Instrument Date	Jul 10, 2017
Instrument	2017-125570
Transaction Type	Transfer
Record Updated	Nov 03, 2022
Title Company	NORTH AMERICAN TITLE CO INC

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4042 LOST CANYON CT, ANTIOCH, CA 94531-8280

Mortgage

Document Number	0000125571
Date	Jul 14, 2017
Instrument	2017-125571

Lender

Name	FINANCE OF AMERICA MORTGAGE LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 01, 2047

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value
2026		$536,558 (+2%) Land $167,325 Building $369,233
2025	$6,164.00 (+6.13%) Homeowner's exemption	$526,039 (+4.04%) Land $164,045 Building $361,994
2023	$5,808.00 (+1.59%) Homeowner's exemption	$505,615 Land $157,676 Building $347,939
2022	$5,717.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No

Wildfire

Wildfire Risk	Moderate above 43% of the US · above 25% of California
Wildfire Likelihood	About 1 in 1,429 per year
Exposure	Indirect within ember reach

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

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 675 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
AT&T	Fiber	5,000 / 5,000
Xfinity	Cable	2,000 / 250

May also be available at this address: AT&T, Unwired. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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