166 Warwick Dr, Walnut Creek, CA 94598 Property Records

Contra Costa County property record for 166 Warwick Dr, Walnut Creek, CA 94598

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,515 sqft · built 1959
Lot Size	0.266 acres (11,570 sqft)
Owner	2 Company Names on Record
Last Sale	$1,255,000 (Mar 2021)
Tax Bill	$15,862 (2025)
Deeds & Mortgages	Mar 2021 Sale & Mortgage Mar 2021 Transfer
Flood Zone	Zone X (minimal risk)
APN	`140-032-015-4`

Property Details

APN / Parcel Number

Primary APN	`140-032-015-4`
Alternative APN	`140-032-015`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,515 sqft Living Area
1st Floor Area	1,515 sqft

Exterior

Year Built	Built 1959
Effective Year Built	Effective 1978
Lot Area	11,570 sqft (0.266 acres)
Garage Type	Attached
Garage Area	440 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Central

Location & Zoning

Street Address	166 WARWICK DR
City	WALNUT CREEK
State	CA
Zip	94598-3223
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R10
Legal Description	TRACT 2650 POR 34
Legal Subdivision	TRACT NO 2650
Legal Tract	2650
Legal Lot Number	34
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3002
Census Tract	338302

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	166 WARWICK DR, WALNUT CREEK, CA 94598-3223
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Mar 4, 2021	Grant Deed, Transfer · Conventional Mortgage MUFG UNION BANK NA
Mar 4, 2021	Intrafamily Transfer, Transfer PLACER TITLE COMPANY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 4, 2021 · Amount on Record
Deed Sale	Mar 4, 2021 · Amount on Record
Prior Sale	Oct 3, 2007 · Amount on Record
Deed Document Number	202166539
Prior Transfer Date	Feb 23, 2021
Prior Transfer Doc	0000066538
Record Updated	Sep 20, 2026

March 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 4, 2021
Property Address	166 WARWICK DR, WALNUT CREEK, CA 94598-3223
Document Number	0000066539
Map Reference	MB 71 PG 2&3
Instrument Date	Feb 26, 2021
Instrument	2021-066539
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	PLACER 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 Trust
Address	166 WARWICK DR, WALNUT CREEK, CA 94598-3223

Mortgage

Document Number	0000066540
Date	Mar 4, 2021
Instrument	2021-066540

Lender

Name	MUFG UNION BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Apr 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	2.75%
Type Change Date	Apr 1, 2028
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	4.75%
Index	1-Year LIBOR
Max Rate	8.75%

March 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 4, 2021
Property Address	166 WARWICK DR, WALNUT CREEK, CA 94598-3223
Document Number	0000066538
Map Reference	MB 71 PG 2&3
Instrument Date	Feb 23, 2021
Instrument	2021-066538
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	PLACER TITLE COMPANY

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
Address	401 HAMPTON GRAY PL, NELSON XX

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	Walnut Creek City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,385,620 (+2%) Land $1,109,600 Building $276,020
2025	$15,862.00 (+3.98%)	$1,358,452 (+4.04%) Land $1,087,844 Building $270,608
2023	$15,255.00 (+0.88%)	$1,305,702 Land $1,045,602 Building $260,100
2022	$15,122.00

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 Claims	1 (1983)
Most Recent Claim	Dec 1983 · tidal / storm surge

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	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% 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	EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005
Water Source	Surface water
Last State Inspection	Dec 2021
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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 575 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

May also be available: Etheric Networks, T-Mobile, Verizon.

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