Contra Costa County property record for 285 Firestone Dr, Walnut Creek, CA 94598
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,395 sqft · built 1967 |
| Lot Size | 0.258 acres (11,250 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $1,810,000 (Oct 2024) |
| Tax Bill | $20,784 (2025) |
| Deeds & Mortgages | Jun 2020 Transfer Jun 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 135-152-014-1 |
| Primary APN | 135-152-014-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,395 sqft Living Area |
| 1st Floor Area | 1,617 sqft |
| 2nd Floor Area | 778 sqft |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 1990 |
| Lot Area | 11,250 sqft (0.258 acres) |
| Garage Type | Attached |
| Garage Area | 414 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 285 FIRESTONE DR |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-3647 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R20 |
| Legal Description | TRACT 3591 LOT 35 |
| Legal Subdivision | SUBDIVISION 3591 |
| Legal Tract | 3591 |
| Legal Lot Number | 35 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 355302 |
Source: Contra Costa County records · APN 135-152-014-1
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 285 FIRESTONE DR, WALNUT CREEK, CA 94598-3647 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jun 04, 2020 | Quit Claim Deed, Transfer AMROCK TITLE COMPANY, AMROCK TITLE CO |
| Jun 04, 2020 | Quit Claim Deed, Transfer QUICKEN LNS |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 08, 2024 · Amount on Record |
| Deed Sale | Oct 08, 2024 · Amount on Record |
| Prior Sale | Jun 27, 2002 · Amount on Record |
| Deed Document Number | 202498860 |
| Prior Transfer Date | Oct 26, 2012 |
| Prior Transfer Doc | 0000272491 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 04, 2020 |
| Property Address | 285 FIRESTONE DR, WALNUT CREEK, CA 94598-3647 |
| Document Number | 0000106488 |
| Instrument Date | May 01, 2020 |
| Instrument | 106488 |
| Transaction Type | Transfer |
| Record Updated | Jun 17, 2020 |
| Title Company | AMROCK TITLE COMPANY, AMROCK TITLE CO |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 285 FIRESTONE DR WALNUT CREEK CA 945983647, WALNUT CREEK, CA 94598-3647 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 04, 2020 |
| Property Address | 285 FIRESTONE DR, WALNUT CREEK, CA 94598-3647 |
| Document Number | 0000106486 |
| Instrument Date | May 01, 2020 |
| Instrument | 106486 |
| Transaction Type | Transfer |
| Record Updated | Jun 17, 2020 |
| Title Company | AMROCK TITLE CA INC |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 285 FIRESTONE DR WALNUT CREEK CA 945983647, WALNUT CREEK, CA 94598-3647 |
| Document Number | 106487 |
|---|---|
| Date | Jun 04, 2020 |
| Instrument | 106487 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Amount | Amount Recorded |
|---|---|
| Term | 180 Months |
| Due | Jun 03, 2035 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,846,200 (+2%) Land $1,224,000 Building $622,200 | |
| 2025 | $20,784.00 (+100.83%) | $1,810,000 (+108.63%) Land $1,200,000 Building $610,000 |
| 2023 | $10,349.00 (+0.89%) Homeowner's exemption | $867,565 Land $582,168 Building $285,397 |
| 2022 | $10,258.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 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 | 2 in force |
| Wildfire Risk | Moderate above 60% of the US · lower than 63% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T.
Based on FCC filings for 423 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CONTRA COSTA WATER DISTRICT serves 210,500 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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