Napa County property record for 1256 4th Ave, Napa, CA 94559
| Property Type | Rural Home |
|---|---|
| Details | 2 bd · 1 ba · 1,323 sqft · built 1942 |
| Lot Size | 4.65 acres (202,554 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $6,190 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 045-320-001-000 |
| Primary APN | 045-320-001-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Building Area | 1,323 sqft Living Area |
| Gross Area | 1,763 sqft |
| Year Built | Built 1942 |
|---|---|
| Effective Year Built | Effective 1942 |
| Construction Type | Wood |
| Lot Area | 202,554 sqft |
| Garage Type | Attached |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | None |
|---|---|
| Heating System | HVAC |
| Old Parcel Number | 045-320-001 |
|---|---|
| Street Address | 1256 4TH AVE |
| City | NAPA |
| State | CA |
| Zip | 94559-3614 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Rural Home |
| Local Zoning Code | AW |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 201003 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 1256 4TH AVE, NAPA, CA 94559-3614 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Nov 24, 2010 |
| Transfer Doc | 0000030229 |
| Record Updated | Oct 29, 2026 |
Source: Napa County assessment roll, as of October 21, 2026
| Type | Name |
|---|---|
| State | California |
| County | Napa County |
| Unified School District | Napa Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $6,190.00 (+1.39%) Homeowner's exemption | $377,758 (+2%) Land $234,270 Building $143,488 | $377,758 Land $234,270 Building $143,488 |
| 2025 | $6,105.00 (+3.72%) Homeowner's exemption | $370,352 (+4.04%) Land $229,677 Building $140,675 | |
| 2023 | $5,886.00 (+1.01%) Homeowner's exemption | $355,972 Land $220,759 Building $135,213 | |
| 2022 | $5,827.00 |
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 | 7 in force |
| Nearby Flood Claims | 1 (2005) |
| 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 | Low lower than 62% of the US · lower than 77% of California |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | Indirect 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 26 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Valley Internet Fixed Wireless | 300 / 150 |
| AT&T DSL | 100 / 20 |
May also be available: Verizon.
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