21 E Madill St, Antioch, CA 94509 Property Records

Contra Costa County property record for 21 E Madill St, Antioch, CA 94509

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,340 sqft · built 1953
Lot Size	0.118 acres (5,150 sqft)
Owner	2 Company Names on Record
Tax Bill	$5,199 (2025)
Deeds & Mortgages	Mar 2022 Mortgage Mar 2022 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`068-131-014`

Property Details

APN / Parcel Number

Primary APN	`068-131-014`
Alternative APN	`068-131-014-0`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,340 sqft Living Area
1st Floor Area	1,340 sqft

Exterior

Year Built	Built 1953
Effective Year Built	Effective 1965
Lot Area	5,150 sqft (0.118 acres)
Garage Type	Attached
Garage Area	220 sqft
Parking Spaces	1 Parking Space

Location & Zoning

Street Address	21 E MADILL ST
City	ANTIOCH
State	CA
Zip	94509-3812
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	SUNSET GARDENS #2 LOT 11 BLK 1
Legal Subdivision	SUHSET GARDENS
Legal Block	1
Legal Lot Number	11
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1001
Census Tract	308001

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	2 Company Names on Record
Mailing Address	41329 THURSTON ST, FREMONT, CA 94538-3358
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Mar 17, 2022	Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC
Mar 17, 2022	Intrafamily Transfer, Transfer AMROCK LLC
Aug 19, 2019	Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA
Aug 29, 2018	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 17, 2022
Deed Sale	Mar 17, 2022
Prior Sale	Aug 19, 2019 · Amount on Record
Deed Document Number	202247578
Prior Transfer Date	May 25, 2021
Prior Transfer Doc	0000047578
Record Updated	Oct 29, 2026

March 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 17, 2022
Property Address	21 E MADILL ST, ANTIOCH, CA 94509-3812
Document Number	0000047578
Map Reference	MB 43 PG 20
Instrument Date	May 25, 2021
Instrument	2022-047578
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	AMROCK INC, AMROCK LLC

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	41329 THURSTON ST, FREMONT, CA 94538-3358

Mortgage

Document Number	0000047579
Date	Mar 17, 2022
Instrument	2022-047579

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	171 Months
Due	Jun 1, 2036

March 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 17, 2022
Property Address	21 E MADILL ST, ANTIOCH, CA 94509-3812
Document Number	0000047580
Map Reference	MB 43 PG 20
Instrument Date	May 25, 2021
Instrument	2022-047580
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	AMROCK LLC

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Revocable Trust
Address	41329 THURSTON ST, FREMONT, CA 94538-3358

August 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 19, 2019
Property Address	21 E MADILL ST, ANTIOCH, CA 94509-3812
Document Number	0000131988
Map Reference	MB 43 PG 20
Instrument Date	Aug 14, 2019
Instrument	2019-131988
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIRST AMERICAN TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
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	Family Revocable Trust
Address	41329 THURSTON ST, FREMONT, CA 94538-3358

Mortgage

Document Number	0000131989
Date	Aug 19, 2019
Instrument	2019-131989

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Sep 1, 2049

August 2018: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 29, 2018
Property Address	21 E MADILL ST, ANTIOCH, CA 94509-3812
Document Number	0000138602
Instrument Date	Aug 1, 2018
Instrument	138602
Transaction Type	Transfer
Record Updated	Sep 10, 2018
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	45 BIRDSVIEW AVE NEW HARTFORD CT 060573306, NEW HARTFORD, CT 06057-3306

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		$421,660 (+2%) Land $245,412 Building $176,248
2025	$5,199.00 (+5.2%)	$413,393 (+4.04%) Land $240,600 Building $172,793
2023	$4,942.00 (+1.58%)	$397,342 Land $231,258 Building $166,084
2022	$4,865.00

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	1 in force
Nearby Flood Claims	3 (1998–2004)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Nov 2004 · rainfall accumulation
Claims by Event	Severe Winter Storms And Flooding, Feb 1998 · 2 claims

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

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, 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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