Contra Costa County property record for 235 Willamette Ave, Kensington, CA 94708
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,828 sqft · built 1939 |
| Lot Size | 0.224 acres (9,760 sqft) |
| Owner | Company Name on File |
| Tax Bill | $5,638 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 570-161-002-3 |
| Primary APN | 570-161-002-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,828 sqft Living Area |
| 1st Floor Area | 1,348 sqft |
| 2nd Floor Area | 230 sqft |
| Basement Area | 250 sqft |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1941 |
| Lot Area | 9,760 sqft (0.224 acres) |
| Garage Type | Attached |
| Garage Area | 473 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 235 WILLAMETTE AVE |
|---|---|
| City | KENSINGTON |
| State | CA |
| Zip | 94708-1055 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R6 |
| Legal Description | BLK Z BERKELEY HIGHLANDS 3&4 U |
| Legal Subdivision | BERKELEY HLNDS ADD |
| Legal Block | Z |
| Legal Lot Number | 3,4 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 392000 |
Source: Contra Costa County records · APN 570-161-002-3
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 | Company Name on File |
|---|---|
| Mailing Address | 235 WILLAMETTE AVE, KENSINGTON, CA 94708-1055 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Apr 09, 2004 |
| Transfer Doc | 0000212205 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $318,050 (+2%) Land $140,250 Building $177,800 | |
| 2025 | $5,638.00 (+4.21%) Homeowner's exemption | $311,814 (+4.04%) Land $137,500 Building $174,314 |
| 2023 | $5,410.00 (+2.19%) Homeowner's exemption | $299,708 Land $132,161 Building $167,547 |
| 2022 | $5,294.00 |
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 6 (20% premium discount) |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Moderate above 57% of the US · lower than 66% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 1,200 / 35 |
| Sonic Telecom Fiber | 1,000 / 1,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
May also be available: T-Mobile USA, Verizon.
Based on FCC filings for 206 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 | EAST BAY MUD serves 1,468,000 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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