Contra Costa County property record for 628 Preakness Dr, Walnut Creek, CA 94597
| Property Type | Condominium |
|---|---|
| Details | 3 bd · 2.5 ba · 1,549 sqft · built 1986 |
| Lot Size | 0.023 acres (990 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $5,578 (2025) |
| Deeds & Mortgages | Dec 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 173-250-018-4 |
| Primary APN | 173-250-018-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,549 sqft Living Area |
| 1st Floor Area | 1,018 sqft |
| 2nd Floor Area | 531 sqft |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Condo/Apartment |
| Exterior Material | Stucco |
| Roof Material | Tile |
| Lot Area | 990 sqft (0.023 acres) |
| Garage Type | Attached |
| Garage Area | 436 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 628 PREAKNESS DR |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94597-3687 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | PUD |
| Legal Description | T6461 BJ U100 |
| Legal Subdivision | SUBDIVISION 6461 |
| Legal Tract | 6461 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 339004 |
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 | 712 BANCROFT RD, WALNUT CREEK, CA 94598-1531 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Feb 20, 2019 |
| Transfer Doc | 0000235794 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 31, 2019 |
| Property Address | 628 PREAKNESS DR, WALNUT CREEK, CA 94597-3687 |
| Document Number | 0000235794 |
| Instrument Date | Dec 20, 2019 |
| Instrument | 235794 |
| Transaction Type | Transfer |
| Record Updated | Jan 13, 2020 |
| Title Company | NOT AVAILABLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 712 BANCROFT RD #141 WALNUT CREEK CA 945981531, 141, WALNUT CREEK, CA 94598-1531 |
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 | $421,065 (+2%) Land $76,541 Building $344,524 | |
| 2025 | $5,578.00 (+3.05%) | $412,810 (+4.04%) Land $75,041 Building $337,769 |
| 2023 | $5,413.00 (+1.33%) | $396,782 Land $72,128 Building $324,654 |
| 2022 | $5,342.00 |
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
| 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.
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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