3577 Dumbarton St, Concord, CA 94519 Property Records

Contra Costa County property record for 3577 Dumbarton St, Concord, CA 94519

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,103 sqft · built 1964
Lot Size	0.138 acres (6,000 sqft)
Owner	Individual Name on Record
Last Sale	$690,000 (Oct 2025)
Tax Bill	$7,903 (2025)
Deeds & Mortgages	Oct 2025 Sale & Mortgage Feb 2017 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`111-343-011-8`

Property Details

APN / Parcel Number

Primary APN	`111-343-011-8`
Alternative APN	`111-343-011`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,103 sqft Living Area
1st Floor Area	1,103 sqft

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1964
Lot Area	6,000 sqft (0.138 acres)
Garage Type	Attached
Garage Area	431 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	3577 DUMBARTON ST
City	CONCORD
State	CA
Zip	94519-1611
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	TRACT 3071 LOT 359 EX MR
Legal Subdivision	SUN TERRACE EAST UNIT #4
Legal Tract	3071
Legal Lot Number	359
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1003
Census Tract	330000

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	11 MARGATE ST, DALY CITY, CA 94015-2705
Owner Type	Individual
Vesting	Single Man

Deeds, Mortgages & Sale History

Date	Document
Oct 17, 2025	Grant Deed, Transfer · Conventional Mortgage NEXBANK SSB
Feb 21, 2017	Deed of Trust, Mortgage · Conventional Mortgage PATELCO CU

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 17, 2025 · Amount on Record
Deed Sale	Oct 17, 2025 · Amount on Record
Deed Document Number	2025109371
Prior Transfer Date	Feb 27, 1997
Prior Transfer Doc	0000034927
Record Updated	Oct 29, 2026

October 2025: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 17, 2025
Property Address	3577 DUMBARTON ST, CONCORD, CA 94519-1611
Document Number	0000109371
Map Reference	MB 93 PG 36
Instrument Date	Oct 10, 2025
Instrument	2025- 109371
Transaction Type	Transfer
Record Updated	Oct 30, 2025
Title Company	CHICAGO 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
Address	11 MARGATE ST, DALY CITY, CA 94015-2705

Mortgage

Document Number	0000109372
Date	Oct 17, 2025
Instrument	2025- 109372

Lender

Name	NEXBANK SSB
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2055

February 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3577 DUMBARTON ST, CONCORD, CA 94519-1611
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	SPL PLACER TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000031369
Date	Feb 21, 2017
Instrument	2017-031369

Lender

Name	PATELCO CU
Type	Credit Union
Address	PLEASANTON, CA 94588

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2047

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	Concord City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$690,000 (+10.53%) Land $450,000 Building $240,000
2025	$7,903.00 (+342.75%)	$624,240 (+696.84%) Land $494,190 Building $130,050
2023	$1,785.00 (+2.94%)	$78,339 Land $32,108 Building $46,231
2022	$1,734.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

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

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20

May also be available: T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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