550 S St, Saint Helena, CA 94574 Property Records

Napa County property record for 550 S St, Saint Helena, CA 94574

Property Summary

Property TypeCommercial Building, Warehouse, Showroom
Lot Size1 acre (43,560 sqft)
OwnerIndividual Name on File
Tax Bill$15,341 (2026)
Deeds & MortgagesOct 2021 Mortgage
Oct 2018 Mortgage
Flood ZoneZone X (minimal risk)
APN030-020-003-000

Property Details

APN / Parcel Number

Primary APN030-020-003-000
Alternative APNs
  • 030-020-003
  • 03002003

Exterior

Lot Area43,560 sqft

Location & Zoning

Old Parcel Number030-020-003
Street Address550 ST HELENA HWY
CitySAINT HELENA
StateCA
Zip94574
Property CategoryCommercial
Property TypeCommercial > Retail > Commercial Building, Warehouse, Showroom
Local Zoning CodeAP
Legal SubdivisionCARNE HUMANA RANCHO
JurisdictionNAPA CA
Township / Civil DivisionST. HELENA
Census Block Group2
Census Block2000
Census Tract201500

Owner

550 S St, a commercial property, is owned by an individual.

Source: Napa County records, as of October 21, 2026

Owner of RecordIndividual Name on File
Mailing Address899 ADAMS ST, G, SAINT HELENA, CA 94574-1160
Owner TypeIndividual
VestingCompany

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

DateDocument
Oct 29, 2021Deed of Trust, Mortgage · Commercial Mortgage
PRUDENTIAL INSURANCE OF AMERICA
Oct 31, 2018Deed of Trust, Mortgage
PINNACLE BANK

Assessor's Deed Record

Deed NamesName on Deed
Record UpdatedOct 29, 2026

October 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionNAPA CA
Property Address550 S ST, SAINT HELENA, CA 94574
Transaction TypeMortgage
Record UpdatedNov 9, 2021
Title CompanyFIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000033799
DateOct 29, 2021
Instrument2021-0033799
Lender
NamePRUDENTIAL INSURANCE OF AMERICA
TypeInsurance Company
AddressDALLAS, TX 75201
Agreement
TypeCommercial Mortgage
AmountAmount on Record

October 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionNAPA CA
Property Address550 S ST, SAINT HELENA, CA 94574
Transaction TypeMortgage
Record UpdatedAug 12, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000021099
DateOct 31, 2018
Instrument2018-0021099
Lender
NamePINNACLE BANK
TypeBank
AddressNASHVILLE, TN 37201
Agreement
AmountAmount on Record

Tax Assessment & Valuation

The 2026 property tax bill for 550 S St was $15,341, up 1.8% from the year before.

Source: Napa County assessment roll, as of October 21, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyNapa County
Unified School DistrictSt. Helena Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$15,341.00 (+1.78%)$1,450,730 (+2%) Land $1,450,730$1,450,730 Land $1,450,730
2025$15,072.00$1,422,285 Land $1,422,285
2023$14,580.00 (+2.94%)$1,367,057 Land $1,367,057
2022$14,164.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

FEMA maps place 550 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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on File
median of 91 policies
Community Rating SystemClass 7 (15% premium discount)
Nearby Flood Policies91 in force
Nearby Flood Claims56 (1982–2019)
Claims Outside the SFHA14 of 56
Most Recent ClaimFeb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event
  • Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 13 claims
  • Severe Winter Storms, Flooding Landslides, Mud Flow, Mar 1995 · 13 claims
  • Severe Winter Storms, Flooding, Landslides, Mud Flows, Jan 1995 · 8 claims

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

Wildfire risk around 550 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 RiskLow
lower than 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% annual chance
ExposureDirect
burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 54 locations within half a mile, as of December 31, 2025

ProviderMax 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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