584 Main St, Saint Helena, CA 94574 Property Records

Napa County property record for 584 Main St, Saint Helena, CA 94574

Property Summary

Property Type	Vineyard
Details	1.5 ba · 480 sqft · built 1950
Lot Size	4.26 acres (185,566 sqft)
Owner	Trust Name on File
Last Sale	$700,000 (Jun 1998)
Tax Bill	$10,288 (2026)
Deeds & Mortgages	Jun 2021 Transfer Jun 2021 Sale + 1 more
Flood Zone	Zone X (minimal risk)
APN	`009-070-056-000`

Property Details

APN / Parcel Number

Primary APN	`009-070-056-000`
Alternative APNs	`009-070-056` `00907034`

Interior

Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Building Area	480 sqft Gross Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1975
Lot Area	185,566 sqft
Garage Type	Attached
Garage Area	480 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Old Parcel Number	009-070-056
Street Address	584 MAIN ST
City	SAINT HELENA
State	CA
Zip	94574-2001
Property Category	Agriculture or Farming
Property Type	Agriculture / Farming > Vineyard
Legal Description	LLA# 97-77 H 009083001000 009083001000 N
Jurisdiction	NAPA CA
Township / Civil Division	ST. HELENA
Census Block Group	2
Census Block	2004
Census Tract	201601

Owner

584 Main St, an agricultural property, is held in a trust since June 2021.

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

Owner of Record	Trust Name on File
Mailing Address	584 MAIN ST, SAINT HELENA, CA 94574-2001
Owner Type	Company
Vesting	Trust

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

Date	Document
Jun 30, 2021	Quit Claim Deed, Transfer PLACER TITLE COMPANY
Jun 30, 2021	Grant Deed, Transfer PLACER TITLE COMPANY
Jun 30, 2021	Grant Deed, Transfer PLACER TITLE COMPANY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 15, 1998 · Amount on File
Deed Sale	Jun 15, 1998 · Amount on File
Prior Sale	Oct 16, 1997
Deed Document Number	199816638
Last Transfer Date	Jun 11, 2021
Transfer Doc	0000021786
Record Updated	Oct 29, 2026

June 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	NAPA CA
Recording Date	Jun 30, 2021
Property Address	584 MAIN ST, SAINT HELENA, CA 94574-2001
Document Number	0000021786
Map Reference	MB 26 PG 22&23
Instrument Date	Jun 11, 2021
Instrument	2021-0021786
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	PLACER TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Quitclaim Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	584 MAIN ST, SAINT HELENA, CA 94574-2001

June 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	NAPA CA
Recording Date	Jun 30, 2021
Property Address	584 MAIN ST, SAINT HELENA, CA 94574-2001
Document Number	0000021783
Map Reference	MB 26 PG 22&23
Instrument Date	Mar 2, 2021
Instrument	2021-0021783
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	PLACER TITLE COMPANY

Transaction

Amount	Amount on Record
Tax	$0.00
Amount Accuracy	Calculated from Transfer Tax
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	584 MAIN ST, SAINT HELENA, CA 94574-2001

June 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	NAPA CA
Recording Date	Jun 30, 2021
Property Address	584 MAIN ST, SAINT HELENA, CA 94574-2001
Document Number	0000021781
Instrument Date	Mar 1, 2021
Instrument	2021-0021781
Transaction Type	Transfer
Record Updated	Aug 9, 2022
Title Company	PLACER TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	584 MAIN ST, 584, SAINT HELENA, CA 94574-2001

Transferred To (Grantee/Buyer)

Name	Verified Name
Investor	Possibly a Property Investor

Tax Assessment & Valuation

The 2026 property tax bill for 584 Main St was $10,288, up 1.7% from the year before.

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

Property Jurisdictions

Type	Name
State	California
County	Napa County
Municipality	St. Helena City
Unified School District	St. Helena Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$10,288.00 (+1.72%)	$963,145 (+2%) Land $744,919 Building $218,226	$963,145 Land $744,919 Building $218,226
2025	$10,114.00	$944,261 Land $730,313 Building $213,948
2023	$9,839.00 (+4.28%)	$907,596 Land $701,955 Building $205,641
2022	$9,435.00

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

Flood

FEMA maps place 584 Main St in Zone X, an area of minimal flood risk, though there have been 15 flood claims nearby since 1986.

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 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	Severe Winter Storms, Flooding, And Mudslides, Jan 2017 · 2 claims Severe Storms, Flooding, Mudslides, And Landslides, Dec 2005 · 2 claims Severe Winter Storms, Flooding Landslides, Mud Flow, Mar 1995 · 3 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 584 Main St is low, with a 0.02% 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	0.02% annual chance
Exposure	Direct burnable vegetation

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 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

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 205 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: AT&T, Valley Internet.

Nearby Properties on Main St

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