Napa County property record for 1644 Hillview Pl, Saint Helena, CA 94574
| Property Type | Duplex |
|---|---|
| Details | 3 bd · 3 ba · 1,330 sqft · built 1940 |
| Lot Size | 0.14 acres (6,098 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $994 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 009-172-025-000 |
| Primary APN | 009-172-025-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,330 sqft Living Area |
| 1st Floor Area | 1,330 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Duplex Single |
| Construction Type | Wood |
| Lot Area | 6,098 sqft (0.14 acres) |
| Garage Type | Detached |
| Garage Area | 220 sqft |
| Parking Spaces | 1 Parking Space |
| Old Parcel Number | 009-172-025 |
|---|---|
| Street Address | 1644 HILLVIEW PL |
| City | SAINT HELENA |
| State | CA |
| Zip | 94574-1757 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Subdivision | WORRELL & WARD |
| Jurisdiction | NAPA CA |
| Township / Civil Division | ST. HELENA |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 201602 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 1644 HILLVIEW PL, SAINT HELENA, CA 94574-1757 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jan 5, 2005 |
| Transfer Doc | 0000005994 |
| 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 | $994.00 (+1.84%) Homeowner's exemption | $95,392 (+2%) Land $15,788 Building $79,604 | $95,392 (+2%) Land $15,788 Building $79,604 |
| 2025 | $976.00 (+3.5%) Homeowner's exemption | $93,523 (+4.04%) Land $15,479 Building $78,044 | $93,523 Land $15,479 Building $78,044 |
| 2023 | $943.00 (+4.08%) Homeowner's exemption | $89,893 Land $14,879 Building $75,014 | |
| 2022 | $906.00 |
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 |
| Nearby Flood Policies | 1 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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% 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 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 186 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.
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