Contra Costa County property record for 558 la Corso Dr, Walnut Creek, CA 94598
| Property Type | Townhouse |
|---|---|
| Details | 3 bd · 3 ba · 1,977 sqft · built 1985 |
| Lot Size | 0.057 acres (2,465 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $613,000 (Jul 2013) |
| Tax Bill | $9,169 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 144-270-130-4 |
| Primary APN | 144-270-130-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,977 sqft Living Area |
| 1st Floor Area | 1,142 sqft |
| 2nd Floor Area | 835 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 2,465 sqft (0.057 acres) |
| Garage Type | Attached |
| Garage Area | 442 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 558 LA CORSO DR |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-2216 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | T05238 L0025 B |
| Legal Tract | 05238 |
| Legal Lot Number | 25 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 338204 |
558 la Corso Dr, a townhouse, is held in a trust since July 2013.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 500 BRIDLE CT, WALNUT CREEK, CA 94596-6548 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 1, 2013 · Amount on File |
| Deed Sale | Jul 1, 2013 · Amount on File |
| Deed Document Number | 2013165306 |
| Prior Transfer Date | Jul 31, 1997 |
| Prior Transfer Doc | 0000143827 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 558 la Corso Dr was $9,169.
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 | $766,471 (+2%) Land $540,284 Building $226,187 | |
| 2025 | $9,169.00 | $751,443 Land $529,691 Building $221,752 |
| 2023 | $8,808.00 (+0.87%) | $722,265 Land $509,123 Building $213,142 |
| 2022 | $8,732.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 558 la Corso Dr in Zone X, an area of minimal flood risk.
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 |
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.
The area around 558 la Corso Dr has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| 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, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 320 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, Sonic Telecom, Verizon.
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