1050 Adams St, Saint Helena, CA 94574 Property Records

Napa County property record for 1050 Adams St, Saint Helena, CA 94574

Property Summary

Property TypeCommercial Building, Warehouse, Showroom
Details8,545 sqft · built 2006
Lot Size0.64 acres (27,878 sqft)
OwnerCompany Name on Record
Last Sale$4,400,000 (Oct 2016)
Tax Bill$55,239 (2026)
Flood ZoneZone X (minimal risk)
APN009-213-004-000

Property Details

APN / Parcel Number

Primary APN009-213-004-000
Alternative APNs
  • 009-213-004
  • 00921301

Interior

Stories2 Stories
Building Area8,545 sqft Gross Area

Exterior

Year BuiltBuilt 2006
Effective Year BuiltEffective 2006
Construction TypeWood
Fire ResistanceWood or Wood & Steel Frame
Lot Area27,878 sqft (0.64 acres)

Location & Zoning

Old Parcel Number009-213-004
Street Address1050 ADAMS ST
CitySAINT HELENA
StateCA
Zip94574-1108
Property CategoryCommercial
Property TypeCommercial > Retail > Commercial Building, Warehouse, Showroom
JurisdictionNAPA CA
Township / Civil DivisionST. HELENA
Census Block Group4
Census Block4000
Census Tract201602

Owner

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 RecordCompany Name on Record
Mailing Address883 MEADOWRIDGE DR, FAIRFIELD, CA 94534-6623
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleOct 4, 2016 · Amount on Record
Deed SaleOct 4, 2016 · Amount on Record
Deed Document Number201625074
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$55,239.00 (+1.73%)$5,208,702 (+2%) Land $1,166,037 Building $4,042,665$5,208,702 Land $1,166,037 Building $4,042,665
2025$54,297.00 (+3.28%)$5,106,572 (+4.04%) Land $1,143,174 Building $3,963,398
2023$52,575.00 (+3.98%)$4,908,280 Land $1,098,784 Building $3,809,496
2022$50,561.00

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

Flood

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 Record
median of 20 policies
Nearby Flood Policies20 in force
Nearby Flood Claims6 (1995–2005)
Claims Outside the SFHA4 of 6
Most Recent ClaimDec 2005 · Severe Storms, Flooding, Mudslides, And Landslides
Claims by Event
  • Severe Winter Storms, Flooding Landslides, Mud Flow, Mar 1995 · 5 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

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
ExposureNone
beyond ember reach

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

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF ST. HELENA
serves 5,386 people · EPA ID CA2810004
Water SourceSurface water
Last State InspectionFeb 2025
LeadUnder 1 ppb (2024–2026)
action level 15 ppb

Violations Reported to EPA

Water QualityHaloacetic acids
not recorded as resolved · Jul 2023
Treatment failure
resolved · Nov 2020
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 488 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20

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