3821 Killdeer Dr, Antioch, CA 94509 Property Records

Contra Costa County property record for 3821 Killdeer Dr, Antioch, CA 94509

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,481 sqft · built 1986
Lot Size	0.186 acres (8,120 sqft)
Owner	Individual Name on Record
Last Sale	$250,000 (Mar 2001)
Tax Bill	$4,707 (2025)
Deeds & Mortgages	Nov 2020 Mortgage Apr 2022 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`075-391-006-6`

Property Details

APN / Parcel Number

Primary APN	`075-391-006-6`
Alternative APN	`075-391-006`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	1,481 sqft Living Area
Gross Area	2,002 sqft
1st Floor Area	1,481 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1986
Effective Year Built	Effective 1997
Architectural Style	Contemporary
Exterior Material	Stucco
Roof Material	Wood Shingle
Lot Area	8,120 sqft (0.186 acres)
Lot Dimensions	115 ft deep x 70 ft wide
Garage Type	Attached
Garage Area	521 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	3821 KILLDEER DR
City	ANTIOCH
State	CA
Zip	94509-6429
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	T05915 L0753 B EX MR
Legal Subdivision	SUBDIVISION 5915
Legal Tract	05915
Legal Lot Number	753
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	TASSAJARA
Census Block Group	2
Census Block	2002
Census Tract	355107

Owner

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

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

Owner of Record	Individual Name on Record
Mailing Address	3821 KILLDEER DR, ANTIOCH, CA 94509-6429
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Single Person

Deeds, Mortgages & Sale History

Date	Document
Nov 18, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Apr 25, 2022	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 14, 2001 · Amount on Record
Deed Sale	Mar 14, 2001 · Amount on Record
Prior Sale	Aug 31, 1994 · Amount on Record
Deed Document Number	200159791
Prior Transfer Date	Aug 24, 1994
Prior Transfer Doc	0000216971
Record Updated	Oct 29, 2026

November 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3821 KILLDEER DR, ANTIOCH, CA 94509-6429
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3821 KILLDEER DR, ANTIOCH, CA 94509-6429

Mortgage

Document Number	0000277919
Date	Nov 18, 2020
Instrument	2020-277919

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	180 Months
Due	Nov 1, 2035

April 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3821 KILLDEER DR, ANTIOCH, CA 94509-6429
Transaction Type	Mortgage
Record Updated	Nov 3, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3821 KILLDEER DR, ANTIOCH, CA 94509-6429

Mortgage

Document Number	0000070654
Date	Apr 25, 2022
Instrument	2022-070654

Lender

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

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	181 Months
Due	May 1, 2037

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		$384,067 (+2%) Land $122,946 Building $261,121
2025	$4,707.00 (+5.37%) Homeowner's exemption	$376,537 (+4.04%) Land $120,536 Building $256,001
2023	$4,467.00 (+1.59%) Homeowner's exemption	$361,917 Land $115,856 Building $246,061
2022	$4,397.00

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

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

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

Wildfire Risk	Moderate above 45% of the US · lower than 73% of California
Wildfire Likelihood	0.1% 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 342 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: T-Mobile, Verizon.

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