Contra Costa County property record for 312 Atri Ct, Walnut Creek, CA 94597
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,715 sqft · built 2020 |
| Lot Size | 0.184 acres (8,015 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $1,676,000 (Jun 2021) |
| Tax Bill | $12,380 (2025) |
| Deeds & Mortgages | Jun 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 171-230-106-6 |
| Primary APN | 171-230-106-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 2,715 sqft Living Area |
| 1st Floor Area | 2,715 sqft |
| Year Built | Built 2020 |
|---|---|
| Effective Year Built | Effective 2021 |
| Lot Area | 8,015 sqft (0.184 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 312 ATRI CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-3311 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T9472 L2 |
| 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 |
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 | 312 ATRI CT, WALNUT CREEK, CA 94597-3311 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 2, 2021 · Amount on Record |
| Deed Sale | Jun 2, 2021 · Amount on Record |
| Deed Document Number | 2021161594 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 2, 2021 |
| Property Address | 312 ATRI CT, WALNUT CREEK, CA 94597-3311 |
| Document Number | 0000161594 |
| Map Reference | MB 543 PG 1-3 |
| Instrument Date | May 28, 2021 |
| Instrument | 2021-161594 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 312 ATRI COURT, WALNUT CREEK, CA 94597-3311 |
| Document Number | 0000161595 |
|---|---|
| Date | Jun 2, 2021 |
| Instrument | 2021-161595 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jun 1, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2% |
| Type Change Date | Jun 1, 2026 |
| Change Frequency | 6 Months |
| Min Rate At Change | 3% |
| Max Rate At Change | 4% |
| Index | Other |
| Margin | 3 |
| Max Rate | 7% |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,063,463 (+2%) Land $690,050 Building $373,413 | |
| 2025 | $12,380.00 (+4.02%) | $1,042,612 (+4.04%) Land $676,520 Building $366,092 |
| 2023 | $11,901.00 (+0.87%) | $1,002,127 Land $650,250 Building $351,877 |
| 2022 | $11,798.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
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.
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 |
| 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.
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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