328 Atri Ct, Walnut Creek, CA 94597 Property Records

Contra Costa County property record for 328 Atri Ct, Walnut Creek, CA 94597

Property Summary

Property Type	Single Family Home
Details	5 bd · 3 ba · 3,316 sqft · built 2020
Lot Size	0.235 acres (10,236 sqft)
Owner	Individual Name on Record
Last Sale	$1,850,000 (Jun 2021)
Tax Bill	$22,724 (2025)
Deeds & Mortgages	Aug 2021 Transfer Jun 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`171-230-110-8`

Property Details

APN / Parcel Number

Primary APN	`171-230-110-8`
Alternative APN	`171-230-110`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	13 Rooms
Stories	2 Stories
Building Area	3,316 sqft Living Area
1st Floor Area	2,212 sqft
2nd Floor Area	1,104 sqft

Exterior

Year Built	Built 2020
Effective Year Built	Effective 2021
Lot Area	10,236 sqft (0.235 acres)
Garage Type	Attached
Garage Area	431 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	328 ATRI CT
City	WALNUT CREEK
State	CA
Zip	94597-3311
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	T9472 L6
Legal Subdivision	SUBDIVISION 9472
Legal Tract	9472
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4003
Census Tract	340001

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	Individual Name on Record
Mailing Address	328 ATRI CT, WALNUT CREEK, CA 94597-3311
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Aug 12, 2021	Intrafamily Transfer, Transfer
Jun 4, 2021	Grant Deed, Transfer · Conventional Mortgage BANK OF AMERICA NA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 4, 2021 · Amount on Record
Deed Sale	Jun 4, 2021 · Amount on Record
Deed Document Number	2021164359
Last Transfer Date	Aug 5, 2021
Transfer Doc	0000224818
Record Updated	Sep 20, 2026

August 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 12, 2021
Property Address	328 ATRI CT, WALNUT CREEK, CA 94597-3311
Document Number	0000224818
Map Reference	MB 543 PG 1-3
Instrument Date	Aug 5, 2021
Instrument	2021-224818
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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
Relationship	Living Trust
Address	328 ATRI COURT, WALNUT CREEK, CA 94597-3311

June 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 4, 2021
Property Address	328 ATRI CT, WALNUT CREEK, CA 94597-3311
Document Number	0000164359
Map Reference	MB 543 PG 1-3
Instrument Date	May 31, 2021
Instrument	2021-164359
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

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	328 ATRI COURT, WALNUT CREEK, CA 94597-3311

Mortgage

Document Number	0000164360
Date	Jun 4, 2021
Instrument	2021-164360

Lender

Name	BANK OF AMERICA NA
Type	Bank

Agreement

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

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		$1,900,000 (-4.09%) Land $1,078,334 Building $821,666
2025	$22,724.00 (+14.65%)	$1,981,000 (+15.24%) Land $1,124,305 Building $856,695
2023	$19,820.00 (-9.5%)	$1,719,000 Land $976,000 Building $743,000
2022	$21,900.00

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
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	1 in force
Nearby Flood Claims	2 (1982–1986)
Most Recent Claim	Feb 1986 · Severe Storms & Flooding

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 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 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 532 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 · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Astound Broadband Cable · Fiber in parts of the area	1,500 / 50
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20

May also be available: T-Mobile.

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