3011 Mount Diablo St, Concord, CA 94518 Property Records

Contra Costa County property record for 3011 Mount Diablo St, Concord, CA 94518

Property Summary

Property Type	Single Family Home
Details	5 bd · 3.5 ba · 2,487 sqft · built 1947
Lot Size	0.16 acres (6,950 sqft)
Owner	2 Individual Names on File
Last Sale	$750,000 (Jun 2019)
Tax Bill	$10,165 (2025)
Deeds & Mortgages	Feb 2026 Line of Credit Jan 2021 Mortgage + 5 more
Flood Zone	Zone X (minimal risk)
APN	`105-192-004-7`

Property Details

APN / Parcel Number

Primary APN	`105-192-004-7`
Alternative APN	`105-192-004`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Stories	1 Story
Building Area	2,487 sqft Living Area
Gross Area	3,063 sqft
1st Floor Area	2,487 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1947
Effective Year Built	Effective 2000
Exterior Material	Stucco
Roof Material	Composition Shingle
Lot Area	6,950 sqft (0.16 acres)
Garage Type	Attached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Floor/Wall Furnace
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	3011 MOUNT DIABLO ST
City	CONCORD
State	CA
Zip	94518-1143
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	CRAWFORD VILLAGE LOT 1 BLK 5
Legal Subdivision	CRAWFORD VILLAGE
Legal Block	5
Legal Lot Number	1
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2011
Census Tract	335000

Owner

3011 Mount Diablo St is owned and occupied by two individuals who bought it in June 2019.

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

Owner of Record	2 Individual Names on File
Mailing Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

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 24, 2026	Deed of Trust, Mortgage · Line of Credit PATELCO CU
Jan 12, 2021	Deed of Trust, Mortgage · Conventional Mortgage CROSSCOUNTRY MORTGAGE LLC
Jun 18, 2019	Quit Claim Deed, Transfer FIRST AMERICAN TITLE
Jun 18, 2019	Quit Claim Deed, Transfer FIRST AMERICAN TITLE
Jun 18, 2019	Grant Deed, Transfer · Conventional with PMI QUICKEN LNS
Mar 19, 2018	Deed of Trust, Mortgage · Conventional Mortgage GIANNINI TRUST (PT)
Oct 24, 2017	Grant Deed, Transfer

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 18, 2019 · Amount on File
Deed Sale	Jun 18, 2019 · Amount on File
Prior Sale	Oct 24, 2017 · Amount on File
Deed Document Number	201992588
Prior Transfer Date	Jun 12, 2019
Prior Transfer Doc	0000092589
Record Updated	Oct 29, 2026

February 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143
Transaction Type	Mortgage
Record Updated	Mar 5, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143

Mortgage

Document Number	0000018217
Date	Feb 24, 2026
Instrument	2026- 018217

Lender

Name	PATELCO CU
Type	Credit Union
Address	3 PARK PL, DUBLIN, CA 94568

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	300 Months
Due	Feb 10, 2051

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

January 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	PLACER TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143

Mortgage

Document Number	0000010007
Date	Jan 12, 2021
Instrument	2021-010007

Lender

Name	CROSSCOUNTRY MORTGAGE LLC
Type	Non-Lending Institution
Address	BRECKSVILLE, OH 44141

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Feb 1, 2051

June 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 18, 2019
Property Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143
Document Number	0000092589
Instrument Date	Jun 12, 2019
Instrument	92589
Transaction Type	Transfer
Record Updated	Jun 27, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	3011 MOUNT DIABLO ST CONCORD CA 945181143, CONCORD, CA 94518-1143

June 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 18, 2019
Property Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143
Document Number	0000092587
Instrument Date	Jun 12, 2019
Instrument	92587
Transaction Type	Transfer
Record Updated	Jun 27, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1910 OLYMPIC BLVD #100 WALNUT CREEK CA 945965098, 100, WALNUT CREEK, CA 94596-5098

June 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 18, 2019
Property Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143
Document Number	0000092588
Instrument Date	Jun 11, 2019
Instrument	92588
Transaction Type	Transfer
Record Updated	Jun 27, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$825.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	3011 MOUNT DIABLO ST CONCORD CA 945181143, CONCORD, CA 94518-1143

Mortgage

Document Number	92590
Date	Jun 18, 2019
Instrument	92590

Lender

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

Agreement

Type	Conventional with PMI
Amount	Amount on Record
Term	360 Months
Due	Jun 17, 2049

March 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143
Document Number	0000056827
Instrument Date	Mar 19, 2018
Transaction Type	Mortgage
Record Updated	Apr 23, 2018

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1910 OLYMPIC BLVD #100 WALNUT CREEK CA 945965098, 100, WALNUT CREEK, CA 94596-5098

Mortgage

Document Number	0000056827
Date	Apr 13, 2018
Instrument	56827

Lender

Name	GIANNINI TRUST (PT)
Address	1958 2ND AVE, WALNUT CREEK, CA 94597-2563

Agreement

Type	Conventional Mortgage
Amount	Amount on Record

October 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 24, 2017
Property Address	3011 MOUNT DIABLO ST, CONCORD, CA 94518-1143
Document Number	0000194925
Instrument Date	Oct 3, 2017
Instrument	194925
Transaction Type	Transfer
Record Updated	Oct 30, 2017

Transaction

Amount	Amount on Record
Tax	$33.00
Amount Accuracy	Confirmed
Additional	Notice of Trustee Sale Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1910 OLYMPIC BLVD #100 WALNUT CREEK CA 945965098, 100, WALNUT CREEK, CA 94596-5098

Tax Assessment & Valuation

The 2025 property tax bill for 3011 Mount Diablo St was $10,165 with a homeowner's exemption.

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		$853,252 (+2%) Land $477,885 Building $375,367
2025	$10,165.00 Homeowner's exemption	$836,522 Land $468,515 Building $368,007
2023	$9,733.00 (+1.26%) Homeowner's exemption	$804,041 Land $450,323 Building $353,718
2022	$9,612.00

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

Flood

FEMA maps place 3011 Mount Diablo St in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1980.

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	6 in force
Nearby Flood Claims	3 (1980–1998)
Most Recent Claim	Mar 1998 · Severe Winter Storms And Flooding
Claims by Event	Severe Winter Storms And Flooding, Mar 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

The area around 3011 Mount Diablo St 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 672 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 · DSL	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20

May also be available: Verizon.

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