866 Madigan Ave, Concord, CA 94518 Property Records

Contra Costa County property record for 866 Madigan Ave, Concord, CA 94518

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,266 sqft · built 1963
Lot Size	0.138 acres (6,000 sqft)
Owner	2 Individual Names on File
Last Sale	$637,000 (Mar 2020)
Tax Bill	$8,704 (2025)
Deeds & Mortgages	Feb 2021 Mortgage Mar 2020 Sale & Mortgage + 3 more
Flood Zone	Zone X (minimal risk)
APN	`129-326-008-7`

Property Details

APN / Parcel Number

Primary APN	`129-326-008-7`
Alternative APN	`129-326-008`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,266 sqft Living Area
1st Floor Area	1,266 sqft

Exterior

Year Built	Built 1963
Effective Year Built	Effective 1963
Lot Area	6,000 sqft (0.138 acres)
Garage Type	Attached
Garage Area	456 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	866 MADIGAN AVE
City	CONCORD
State	CA
Zip	94518-2147
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACT 2949 LOT 198 EX MR
Legal Subdivision	SUBDIV 2949
Legal Tract	2949
Legal Lot Number	198
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2003
Census Tract	337202

Owner

866 Madigan Ave is owned by two individuals who bought it in March 2020.

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

Owner of Record	2 Individual Names on File
Mailing Address	2319 TAMALPAIS AVE, EL CERRITO, CA 94530-1511
Owner Type	Individual
Vesting	Community Property

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

Deeds, Mortgages & Sale History

Date	Document
Feb 1, 2021	Deed of Trust, Mortgage · Conventional Mortgage FREMONT BANK
Mar 19, 2020	Grant Deed, Transfer · Conventional Mortgage FREMONT BANK
Oct 23, 2019	Affidavit of Death, Transfer ATTORNEY ONLY
Mar 31, 2017	Affidavit of Death, Transfer ATTORNEY ONLY
Mar 31, 2017	Quit Claim Deed, Transfer · Conventional with PMI PEREZ FAMILY TRUST (PT)

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 19, 2020 · Amount on File
Deed Sale	Mar 19, 2020 · Amount on File
Deed Document Number	202054023
Prior Transfer Date	Mar 28, 2017
Prior Transfer Doc	0000056719
Record Updated	Oct 29, 2026

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	866 MADIGAN AVE, CONCORD, CA 94518-2147
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2319 TAMALPAIS AVE, EL CERRITO, CA 94530-1511

Mortgage

Document Number	0000030349
Date	Feb 1, 2021
Instrument	2021-030349

Lender

Name	FREMONT BANK
Type	Bank
Address	LIVERMORE, CA 94551

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Feb 1, 2051

March 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 19, 2020
Property Address	866 MADIGAN AVE, CONCORD, CA 94518-2147
Document Number	0000054023
Map Reference	MB 84 PG 5
Instrument Date	Mar 11, 2020
Instrument	2020-054023
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount on Record
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	Community Property with Right of Survivorship
Address	2319 TAMALPAIS AVE, EL CERRITO, CA 94530-1511

Mortgage

Document Number	0000054024
Date	Mar 19, 2020
Instrument	2020-054024

Lender

Name	FREMONT BANK
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Apr 1, 2050

October 2019: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 23, 2019
Property Address	866 MADIGAN AVE, CONCORD, CA 94518-2147
Document Number	0000180861
Instrument Date	Sep 24, 2019
Instrument	180861
Transaction Type	Transfer
Record Updated	Nov 1, 2019
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	866 MADIGAN AVE CONCORD CA 945182147, CONCORD, CA 94518-2147

March 2017: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 31, 2017
Property Address	866 MADIGAN AVE, CONCORD, CA 94518-2147
Document Number	0000056718
Instrument Date	Mar 28, 2017
Instrument	56718
Transaction Type	Transfer
Record Updated	Apr 11, 2017
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	866 MADIGAN AVE CONCORD CA 945182147, CONCORD, CA 94518-2147

March 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 31, 2017
Property Address	866 MADIGAN AVE, CONCORD, CA 94518-2147
Document Number	0000056719
Instrument Date	Mar 28, 2017
Instrument	56719
Transaction Type	Transfer
Record Updated	Apr 11, 2017
Title Company	ATTORNEY ONLY

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	866 MADIGAN AVE CONCORD CA 945182147, CONCORD, CA 94518-2147

Mortgage

Document Number	56720
Date	Mar 31, 2017
Instrument	56720

Lender

Name	PEREZ FAMILY TRUST (PT)

Agreement

Type	Conventional with PMI
Amount	Amount on Record

Tax Assessment & Valuation

The 2025 property tax bill for 866 Madigan Ave was $8,704.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Concord City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$710,581 (+2%) Land $487,480 Building $223,101
2025	$8,704.00	$696,649 Land $477,922 Building $218,727
2023	$8,329.00 (+1.33%)	$669,599 Land $459,364 Building $210,235
2022	$8,220.00

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

Flood

FEMA maps place 866 Madigan Ave in Zone X, an area of minimal flood risk.

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
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	1 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

The area around 866 Madigan Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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	CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003
Water Source	Surface water
Last State Inspection	Jan 2022
Lead	Under 1 ppb (2026–2028) 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 645 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
AT&T DSL	100 / 20

May also be available: T-Mobile, Verizon.

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