Napa County property record for 258 Washburn St, Angwin, CA 94508
| Property Type | Quadplex |
|---|---|
| Details | 7 bd · 7 ba · 3,700 sqft · built 1972 |
| Lot Size | 1.46 acres (63,597 sqft) |
| Owner | Owner Name on Record |
| Tax Bill | $5,287 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 024-183-004-000 |
| Primary APN | 024-183-004-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 7 Baths |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 3,700 sqft Total Area |
| Gross Area | 7,400 sqft |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1980 |
| Construction Type | Wood |
| Lot Area | 63,597 sqft (1.46 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Old Parcel Number | 02418304 |
|---|---|
| Street Address | 258 WASHBURN ST |
| City | ANGWIN |
| State | CA |
| Zip | 94508-9795 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | RS:B-5 |
| Legal Description | LOT 34 AIKEN TRACT 2R/M54 |
| Legal Subdivision | AIKEN TRACT |
| Legal Lot Number | 34 |
| Jurisdiction | NAPA CA |
| Township / Civil Division | ANGWIN |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 201700 |
Source: Napa County records, as of September 29, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Owner Name on Record |
|---|---|
| Mailing Address | 258 WASHBURN ST, ANGWIN, CA 94508-9795 |
| Occupancy | Owner Occupied |
| Deed Names | Name on Deed |
|---|---|
| Prior Sale | Nov 12, 2003 |
| Last Transfer Date | Mar 13, 2006 |
| Transfer Doc | 0000008594 |
| Record Updated | Jun 8, 2026 |
Source: Napa County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County | Napa County |
| Elementary School District | Howell Mountain Elementary School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $5,287.00 (+3.99%) Homeowner's exemption | $515,928 (+4.04%) Land $114,830 Building $401,098 |
| 2023 | $5,084.00 (+1.64%) Homeowner's exemption | $495,896 Land $110,372 Building $385,524 |
| 2022 | $5,002.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective June 25, 2024 · 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 |
| Nearby Flood Claims | 2 (1995–2005) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Dec 2005 · Severe Storms, Flooding, Mudslides, And Landslides |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 69% of the US · above 44% of California |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Direct burnable vegetation |
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 | HOWELL MOUNTAIN MUTUAL WATER COMPANY private · serves 1,244 people · EPA ID CA2810001 |
|---|---|
| Water Source | Surface water |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Jan 2023 |
|---|---|
| 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 62 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Valley Internet.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures