Contra Costa County property record for 320 Preakness Ct, Walnut Creek, CA 94597
| Property Type | Condominium |
|---|---|
| Details | 3 bd · 2.5 ba · 1,380 sqft · built 1986 |
| Lot Size | 0.024 acres (1,041 sqft) |
| Owner | Trust Name on File |
| Last Sale | $476,000 (Jun 2004) |
| Tax Bill | $8,465 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 173-250-047-3 |
| Primary APN | 173-250-047-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,380 sqft Living Area |
| 1st Floor Area | 640 sqft |
| 2nd Floor Area | 740 sqft |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Condo/Apartment |
| Lot Area | 1,041 sqft (0.024 acres) |
| Garage Type | Attached |
| Garage Area | 161 sqft |
| Cooling System | Central |
|---|
| Street Address | 320 PREAKNESS CT |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-3686 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | PUD |
| Legal Description | T6461 BL U129 |
| Legal Subdivision | MAIN CHANCE |
| Legal Tract | 6461 |
| Legal Block | U12 |
| Legal Lot Number | L |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 339004 |
320 Preakness Ct, a condominium, is held in a trust since February 2006.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1921 BEACON RIDGE CT, WALNUT CREEK, CA 94597-2964 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 8, 2004 · Amount on File |
| Deed Sale | Jun 8, 2004 · Amount on File |
| Prior Sale | Mar 14, 2000 · Amount on File |
| Deed Document Number | 2004216744 |
| Last Transfer Date | Feb 17, 2006 |
| Transfer Doc | 0000057069 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 320 Preakness Ct was $8,465.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Walnut Creek Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $690,288 (+2%) Land $290,034 Building $400,254 | |
| 2025 | $8,465.00 | $676,754 Land $284,348 Building $392,406 |
| 2023 | $8,195.00 (+1.67%) | $650,476 Land $273,307 Building $377,169 |
| 2022 | $8,060.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 320 Preakness Ct in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 320 Preakness Ct is low, with a 0.01% annual chance of 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.
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 535 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Sonic Telecom.
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