3624 King Ct, Antioch, CA 94509 Property Records

Contra Costa County property record for 3624 King Ct, Antioch, CA 94509

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,857 sqft · built 2012
Lot Size	0.204 acres (8,875 sqft)
Owner	Individual Name on Record
Last Sale	$364,000 (Dec 2012)
Tax Bill	$7,472 (2025)
Deeds & Mortgages	Nov 2021 Mortgage Jun 2019 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`089-590-021-5`

Property Details

APN / Parcel Number

Primary APN	`089-590-021-5`
Alternative APN	`089-590-021`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Total Rooms	9 Rooms
Stories	2 Stories
Building Area	2,857 sqft Living Area
1st Floor Area	1,360 sqft
2nd Floor Area	1,497 sqft

Exterior

Year Built	Built 2012
Effective Year Built	Effective 2012
Lot Area	8,875 sqft (0.204 acres)
Garage Type	Attached
Garage Area	602 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	3624 KING CT
City	ANTIOCH
State	CA
Zip	94509-4375
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T8586 L201
Legal Subdivision	BLACK DIAMOND RANCH 8586
Legal Tract	8586
Legal Lot Number	201
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	2
Census Block	2004
Census Tract	313106

Owner

Source: Contra Costa County records, as of July 14, 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	Individual Name on Record
Mailing Address	3624 KING CT, ANTIOCH, CA 94509-4375
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Nov 5, 2021	Deed of Trust, Mortgage · FHA Mortgage ROCKET MORTGAGE LLC
Jun 25, 2019	Deed of Trust, Mortgage · FHA Mortgage QUICKEN LNS
Apr 19, 2018	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 17, 2012 · Amount on Record
Deed Sale	Dec 17, 2012 · Amount on Record
Deed Document Number	2012320222
Record Updated	Sep 20, 2026

November 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3624 KING CT, ANTIOCH, CA 94509-4375
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3624 KING CT, ANTIOCH, CA 94509-4375

Mortgage

Document Number	0000308797
Date	Nov 5, 2021
Instrument	2021-308797

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	332 Months
Due	Jul 1, 2049

June 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3624 KING CT, ANTIOCH, CA 94509-4375
Document Number	0000100447
Instrument Date	Jun 25, 2019
Transaction Type	Mortgage
Record Updated	Jul 9, 2019
Title Company	AMROCK TITLE CA INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3624 KING CT ANTIOCH CA 945094375, ANTIOCH, CA 94509-4375

Mortgage

Document Number	0000100447
Date	Jul 1, 2019
Instrument	100447

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jun 30, 2049

April 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3624 KING CT, ANTIOCH, CA 94509-4375
Document Number	0000064005
Instrument Date	Apr 19, 2018
Transaction Type	Mortgage
Record Updated	May 2, 2018
Title Company	TITLE SOURCES INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3624 KING CT ANTIOCH CA 945094375, ANTIOCH, CA 94509-4375

Mortgage

Document Number	0000064005
Date	Apr 25, 2018
Instrument	64005

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Apr 24, 2048

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		$456,688 (+2%) Land $75,357 Building $381,331
2025	$7,472.00 (+2.26%) Homeowner's exemption	$447,734 (+4.04%) Land $73,880 Building $373,854
2023	$7,307.00 (+1.58%) Homeowner's exemption	$430,350 Land $71,012 Building $359,338
2022	$7,193.00

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
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	5 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	High above 83% of the US · above 63% of California
Wildfire Likelihood	0.7% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 46 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Xfinity Cable	2,000 / 250

May also be available: Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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