Napa County property record for 850 Windsor St, Napa, CA 94558
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,060 sqft · built 1960 |
| Lot Size | 0.15 acres (6,534 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $289,000 (Sep 2011) |
| Tax Bill | $4,918 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 001-532-007-000 |
| Primary APN | 001-532-007-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,060 sqft Living Area |
| Gross Area | 1,404 sqft |
| 1st Floor Area | 1,060 sqft |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1960 |
| Construction Type | Wood |
| Lot Area | 6,534 sqft (0.15 acres) |
| Garage Type | Attached |
| Garage Area | 344 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Wall Unit |
|---|---|
| Heating System | HVAC |
| Old Parcel Number | 001-532-007 |
|---|---|
| Street Address | 850 WINDSOR ST |
| City | NAPA |
| State | CA |
| Zip | 94558-3508 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS5 |
| Legal Description | LOT 14 EASTWOOD GARDENS SUB 6R/M58 |
| Legal Subdivision | EASTWOOD GARDENS |
| Legal Lot Number | 14 |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 4 |
| Census Block | 4007 |
| Census Tract | 200504 |
Source: Napa County records, as of October 21, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 850 WINDSOR ST, NAPA, CA 94558-3508 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 21, 2011 · Amount on Record |
| Deed Sale | Sep 21, 2011 · Amount on Record |
| Prior Sale | May 13, 2011 · Amount on Record |
| Deed Document Number | 201121885 |
| Prior Transfer Date | May 11, 2011 |
| Prior Transfer Doc | 0000011199 |
| Record Updated | Oct 29, 2026 |
Source: Napa County assessment roll, as of October 21, 2026
| Type | Name |
|---|---|
| State | California |
| County | Napa County |
| Municipality | Napa City |
| Unified School District | Napa Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $4,918.00 (+2.22%) Homeowner's exemption | $370,245 (+2%) Land $128,110 Building $242,135 | $370,245 (+2%) Land $128,110 Building $242,135 |
| 2025 | $4,811.00 (+4.72%) Homeowner's exemption | $362,987 (+4.04%) Land $125,599 Building $237,388 | $362,987 Land $125,599 Building $237,388 |
| 2023 | $4,594.00 (+1.3%) Homeowner's exemption | $348,894 Land $120,723 Building $228,171 | |
| 2022 | $4,535.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 3 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.
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 | CITY OF NAPA serves 84,804 people · EPA ID CA2810003 |
|---|---|
| Water Source | Surface water |
| 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.
Source: FCC Broadband Data Collection, based on 707 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile.
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