819 W 3rd St, Antioch, CA 94509 Property Records

Contra Costa County property record for 819 W 3rd St, Antioch, CA 94509

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 1,736 sqft · built 1905
Lot Size	0.172 acres (7,500 sqft)
Owner	Company Name on Record
Last Sale	$325,000 (Feb 2023)
Tax Bill	$4,900 (2025)
Deeds & Mortgages	Sep 2026 Mortgage Feb 2023 Sale + 2 more
Flood Zone	Zone X (minimal risk)
APN	`066-107-008-6`

Property Details

APN / Parcel Number

Primary APN	`066-107-008-6`
Alternative APN	`066-107-008`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,736 sqft Living Area
1st Floor Area	1,736 sqft

Exterior

Year Built	Built 1905
Effective Year Built	Effective 1905
Architectural Style	Duplex Single
Lot Area	7,500 sqft (0.172 acres)

Location & Zoning

Street Address	819 W 3RD ST
City	ANTIOCH
State	CA
Zip	94509-1151
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R3
Legal Description	TOWN OF ANTIOCH LOT 5 & POR LOT 6 BLK 4
Legal Subdivision	ANTIOCH
Legal Block	4
Legal Lot Number	5,6
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	3
Census Block	3042
Census Tract	305000

Owner

Source: Contra Costa County records, as of October 2, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	Company Name on Record
Mailing Address	519 HONEY LAKE CT, DANVILLE, CA 94506-1237
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Sep 25, 2026	Deed of Trust, Mortgage · Conventional Mortgage FUNDLOANS
Feb 27, 2023	Grant Deed, Transfer PLACER TITLE COMPANY
Apr 10, 2019	Deed of Trust, Mortgage · Line of Credit FREMONT BANK
Mar 15, 2018	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 27, 2023 · Amount on Record
Deed Sale	Feb 27, 2023 · Amount on Record
Prior Sale	Feb 7, 2008 · Amount on Record
Deed Document Number	202317601
Prior Transfer Date	Mar 6, 2018
Prior Transfer Doc	0000040363
Record Updated	Oct 29, 2026

September 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Recording Date	Sep 25, 2026
Property Address	819 W 3RD ST, ANTIOCH, CA 94509-1151
Document Number	0000101216
Instrument Date	Sep 22, 2026
Instrument	2026101216
Transaction Type	Mortgage
Record Updated	Oct 2, 2026
Title Company	CHICAGO TITLE W, CHICAGO TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Limited Liability Partnership, 266
Address	519 HONEY LAKE CT, DANVILLE, CA 94506-1237

Mortgage

Document Number	0000101216,
Date	Sep 25, 2026
Instrument	2026101216

Lender

Name	FUNDLOANS

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Oct 1, 2056

Interest

Rate Type	Fixed Rate
Initial Type	Fixed Rate
Max Rate	-1%

February 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 27, 2023
Property Address	819 W 3RD ST, ANTIOCH, CA 94509-1151
Document Number	0000017601
Map Reference	MB C PG 48
Instrument Date	Jan 31, 2023
Instrument	2023-017601
Transaction Type	Transfer
Record Updated	Mar 8, 2023
Title Company	PLACER TITLE COMPANY

Transaction

Amount	Amount Recorded
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	519 HONEY LAKE CT, DANVILLE, CA 94506-1237

April 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	819 W 3RD ST, ANTIOCH, CA 94509-1151
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000049283
Date	Apr 10, 2019
Instrument	2019-049283

Lender

Name	FREMONT BANK
Type	Bank
Address	LIVERMORE, CA 94551

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Apr 6, 2049

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

March 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 15, 2018
Property Address	819 W 3RD ST, ANTIOCH, CA 94509-1151
Document Number	0000040363
Instrument Date	Mar 6, 2018
Instrument	40363
Transaction Type	Transfer
Record Updated	Mar 22, 2018

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	16 LITTLEWOOD DR PIEDMONT CA 946113541, PIEDMONT, CA 94611-3541

Tax Assessment & Valuation

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		$374,892 (+10.87%) Land $265,302 Building $109,590
2025	$4,900.00 (+58.12%)	$338,130 (+78.57%) Land $260,100 Building $78,030
2023	$3,099.00 (+1.18%)	$189,359 Land $104,779 Building $84,580
2022	$3,063.00

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

Flood

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
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	5 in force
Nearby Flood Claims	1 (2017)
Most Recent Claim	Feb 2017 · Severe Winter Storms, Flooding, And Mudslides

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	Not rated no burnable land within 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 374 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25

May also be available: T-Mobile, Verizon.

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