Napa County property record for 1012 Allison Ave, Saint Helena, CA 94574
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,618 sqft · built 2008 |
| Lot Size | 0.06 acres (2,614 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $409,500 (Oct 2008) |
| Tax Bill | $5,690 (2026) |
| Flood Zone | Zone X (moderate risk) |
| APN | 009-503-010-000 |
| Primary APN | 009-503-010-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,618 sqft Living Area |
| Gross Area | 2,053 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2008 |
|---|---|
| Effective Year Built | Effective 2008 |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Hip |
| Roof Material | Composition Shingle |
| Lot Area | 2,614 sqft (0.06 acres) |
| Garage Type | Attached |
| Garage Area | 435 sqft |
| Parking Spaces | 2 Parking Spaces |
| Old Parcel Number | 009-503-010 |
|---|---|
| Street Address | 1012 ALLISON AVE |
| City | SAINT HELENA |
| State | CA |
| Zip | 94574-1306 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | NAPA CA |
| Township / Civil Division | ST. HELENA |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 201601 |
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 | 1012 ALLISON AVE, SAINT HELENA, CA 94574-1306 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 31, 2008 · Amount on Record |
| Deed Sale | Oct 31, 2008 · Amount on Record |
| Prior Sale | Jun 24, 2002 · Amount on Record |
| Deed Document Number | 200826854 |
| Prior Transfer Date | Jun 14, 2001 |
| Prior Transfer Doc | 0000020042 |
| Record Updated | Oct 29, 2026 |
Source: Napa County assessment roll, as of October 21, 2026
| Type | Name |
|---|---|
| State | California |
| County | Napa County |
| Municipality | St. Helena City |
| Unified School District | St. Helena Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $5,690.00 (+1.75%) Homeowner's exemption | $537,870 (+2%) Land $197,020 Building $340,850 | $537,870 Land $197,020 Building $340,850 |
| 2025 | $5,592.00 (+3.33%) Homeowner's exemption | $527,324 (+4.04%) Land $193,157 Building $334,167 | |
| 2023 | $5,412.00 (+4%) Homeowner's exemption | $506,849 Land $185,657 Building $321,192 | |
| 2022 | $5,204.00 |
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 18 policies |
| Nearby Flood Policies | 18 in force |
| Nearby Flood Claims | 15 (1986–2019) |
| Claims Outside the SFHA | 1 of 15 |
| Most Recent Claim | Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 ST. HELENA serves 5,386 people · EPA ID CA2810004 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2025 |
| Lead | Under 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | Haloacetic acids not recorded as resolved · Jul 2023 Treatment failure resolved · Nov 2020 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 461 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Valley Internet.
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