Napa County property record for 436 S St, Saint Helena, CA 94574
| Property Type | Winery |
|---|---|
| Details | 3 bd · 1 ba · 432 sqft · built 1920 |
| Lot Size | 8.31 acres (362,419 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $116,625 (2026) |
| Deeds & Mortgages | Oct 2021 Mortgage Oct 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 030-020-002-000 |
| Primary APN | 030-020-002-000 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Building Area | 432 sqft Gross Area |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1935 |
| Construction Type | Wood |
| Lot Area | 362,419 sqft |
| Garage Type | Attached |
| Garage Area | 432 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | None |
|---|---|
| Heating System | HVAC |
| Old Parcel Number | 030-020-002 |
|---|---|
| Street Address | 436 SAINT HELENA HWY S |
| City | SAINT HELENA |
| State | CA |
| Zip | 94574-2206 |
| Property Category | Industrial |
| Property Type | Industrial > Winery |
| Local Zoning Code | AP |
| Legal Subdivision | CARNE HUMANA RANCHO |
| Jurisdiction | NAPA CA |
| Township / Civil Division | ST. HELENA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 201500 |
436 S St, an industrial property, is owned by an individual.
Source: Napa County records, as of October 21, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 899 ADAMS ST, G, SAINT HELENA, CA 94574-1160 |
| Owner Type | Individual |
| Vesting | Company |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Oct 29, 2021 | Deed of Trust, Mortgage · Commercial Mortgage PRUDENTIAL INSURANCE OF AMERICA |
| Oct 31, 2018 | Deed of Trust, Mortgage PINNACLE BANK |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NAPA CA |
| Property Address | 436 S ST, SAINT HELENA, CA 94574 |
| Transaction Type | Mortgage |
| Record Updated | Nov 9, 2021 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000033799 |
|---|---|
| Date | Oct 29, 2021 |
| Instrument | 2021-0033799 |
| Name | PRUDENTIAL INSURANCE OF AMERICA |
|---|---|
| Type | Insurance Company |
| Address | DALLAS, TX 75201 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | NAPA CA |
| Property Address | 436 S ST, SAINT HELENA, CA 94574 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000021099 |
|---|---|
| Date | Oct 31, 2018 |
| Instrument | 2018-0021099 |
| Name | PINNACLE BANK |
|---|---|
| Type | Bank |
| Address | NASHVILLE, TN 37201 |
| Amount | Amount on Record |
|---|
The 2026 property tax bill for 436 S St was $116,625, up 0.9% from the year before.
Source: Napa County assessment roll, as of October 21, 2026
| Type | Name |
|---|---|
| State | California |
| County | Napa County |
| Unified School District | St. Helena Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $116,625.00 (+0.89%) | $11,013,220 (+0.82%) Land $6,963,514 Building $4,049,706 | $11,013,220 Land $6,963,514 Building $4,049,706 |
| 2025 | $115,596.00 | $10,923,320 Land $6,826,975 Building $4,096,345 | |
| 2023 | $114,501.00 (+3.58%) | $10,751,640 Land $6,561,876 Building $4,189,764 | |
| 2022 | $110,542.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 436 S St in Zone X, an area of minimal flood risk, though there have been 56 flood claims nearby since 1982.
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 |
| Flood Insurance Cost | Premium on File median of 91 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 91 in force |
| Nearby Flood Claims | 56 (1982–2019) |
| Claims Outside the SFHA | 14 of 56 |
| 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.
Wildfire risk around 436 S St is low, with a 0.01% annual chance of wildfire.
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 | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 54 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Valley Internet Fixed Wireless | 300 / 150 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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