Napa County property record for 1400 Sumner Ave, Napa, CA 94558
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,134 sqft · built 1959 |
| Lot Size | 0.241 acres (10,519 sqft) |
| Owner | 2 Individuals on Record |
| Tax Bill | $1,412 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 001-301-032-000 |
| Primary APN | 001-301-032-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,134 sqft Living Area |
| Year Built | Built 1959 |
|---|---|
| Construction Type | Wood |
| Lot Area | 10,519 sqft (0.241 acres) |
| Garage Type | Attached |
| Garage Area | 504 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | None |
|---|---|
| Heating System | HVAC |
| Old Parcel Number | 00130132 |
|---|---|
| Street Address | 1400 SUMNER AVE |
| City | NAPA |
| State | CA |
| Zip | 94558-3434 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RS 5 |
| Legal Description | LOT 48 SHERIDAN PARK SUB NO 1 6R/M28 |
| Legal Lot Number | 48 |
| Jurisdiction | NAPA CA |
| Township / Civil Division | NAPA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 200501 |
Source: Napa County assessment roll, as of July 1, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individuals on Record |
|---|---|
| Mailing Address | 1400 SUMNER AVE, NAPA, CA 94558-3434 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 3, 1990 |
| Deed Sale | Oct 3, 1990 |
| Deed Document Number | 91R1771685 |
| Record Updated | Jun 8, 2026 |
Source: Napa County assessment roll, as of July 1, 2025
| 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 |
|---|---|---|
| 2025 | $1,412.00 (+2.69%) Homeowner's exemption | $61,339 (+4.04%) Land $14,698 Building $46,641 |
| 2023 | $1,375.00 (+0.81%) Homeowner's exemption | $58,959 Land $14,128 Building $44,831 |
| 2022 | $1,364.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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 540 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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