3210 Cumbrian Ct, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 3210 Cumbrian Ct, Walnut Creek, CA 94598

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,374 sqft · built 1977
Lot Size	0.253 acres (11,000 sqft)
Owner	2 Individual Names on File
Last Sale	$1,900,000 (Feb 2022)
Tax Bill	$23,058 (2025)
Deeds & Mortgages	Apr 2022 Mortgage Feb 2022 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`135-242-008-5`

Property Details

APN / Parcel Number

Primary APN	`135-242-008-5`
Alternative APN	`135-242-008`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	1 Story
Building Area	2,374 sqft Living Area
1st Floor Area	2,374 sqft

Exterior

Year Built	Built 1977
Effective Year Built	Effective 1995
Lot Area	11,000 sqft (0.253 acres)
Garage Type	Attached
Garage Area	690 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central

Location & Zoning

Street Address	3210 CUMBRIAN CT
City	WALNUT CREEK
State	CA
Zip	94598-4014
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10
Legal Description	TRACT 4374 LOT 8
Legal Subdivision	SUBDIVISION 4374
Legal Tract	4374
Legal Lot Number	8
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2007
Census Tract	355302

Owner

3210 Cumbrian Ct is owned and occupied by two individuals who bought it in February 2022.

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

Owner of Record	2 Individual Names on File
Mailing Address	3210 CUMBRIAN CT, WALNUT CREEK, CA 94598-4014
Occupancy	Owner Occupied
Owner Type	Individual

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
Apr 18, 2022	Deed of Trust, Mortgage · Conventional Mortgage CIBC BANK USA
Feb 15, 2022	Grant Deed, Transfer · Conventional Mortgage ADVANCIAL FCU

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 15, 2022 · Amount on File
Deed Sale	Feb 15, 2022 · Amount on File
Prior Sale	May 10, 2013 · Amount on File
Deed Document Number	202228799
Prior Transfer Date	Aug 7, 2010
Prior Transfer Doc	0000173026
Record Updated	Oct 29, 2026

April 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3210 CUMBRIAN CT, WALNUT CREEK, CA 94598-4014
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3210 CUMBRIAN CT, WALNUT CREEK, CA 94598-4014

Mortgage

Document Number	0000066818
Date	Apr 18, 2022
Instrument	2022-066818

Lender

Name	CIBC BANK USA
Type	Bank
Address	WORTH, IL 60482

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	May 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	2.87%
Type Change Date	May 1, 2029
Change Frequency	6 Months
Min Rate At Change	2.75%
Max Rate At Change	7.87%
Index	Other
Max Rate	7.87%

February 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 15, 2022
Property Address	3210 CUMBRIAN CT, WALNUT CREEK, CA 94598-4014
Document Number	0000028799
Map Reference	MB 171 PG 31
Instrument Date	Feb 9, 2022
Instrument	2022-028799
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE, 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	3210 CUMBRIAN CT, WALNUT CREEK, CA 94598-4014

Mortgage

Document Number	0000028800
Date	Feb 15, 2022
Instrument	2022-028800

Lender

Name	ADVANCIAL FCU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Mar 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	4.62%
Change Frequency	6 Months
Max Rate At Change	6.62%
Index	1-Year CMT
Margin	3

Tax Assessment & Valuation

The 2025 property tax bill for 3210 Cumbrian Ct was $23,058 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	Walnut Creek City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,850,000 (-8.25%) Land $1,119,737 Building $730,263
2025	$23,058.00 Homeowner's exemption	$2,016,295 Land $1,220,389 Building $795,906
2023	$22,186.00 (+63.1%) Homeowner's exemption	$1,938,000 Land $1,173,000 Building $765,000
2022	$13,603.00

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

Flood

FEMA maps place 3210 Cumbrian Ct in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood Zone	Zone X minimal risk
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 3210 Cumbrian Ct is low, with a 0.03% annual chance of wildfire.

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

Wildfire Risk	Low lower than 66% of the US · lower than 80% of California
Wildfire Likelihood	0.03% annual chance
Exposure	None beyond 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 484 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
Verizon Fixed Wireless	300 / 20
AT&T DSL	100 / 20

May also be available: Sonic Telecom, T-Mobile.

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