4052 Spring Mountain Rd, Saint Helena, CA 94574 Property Records

Napa County property record for 4052 Spring Mountain Rd, Saint Helena, CA 94574

Property Summary

Property Type	Vineyard
Details	2 bd · 4 ba · 5,368 sqft · built 1999
Lot Size	14.5 acres (635,105 sqft)
Owner	Company Name on Record
Last Sale	$600,000 (Dec 2010)
Tax Bill	$23,535 (2026)
Deeds & Mortgages	Mar 2021 Mortgage Oct 2020 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`020-300-043-000`

Property Details

APN / Parcel Number

Primary APN	`020-300-043-000`
Alternative APNs	`020-300-091-000` `020-300-043` `02030043`

Interior

Bedrooms	2 Beds
Full Baths	4 Baths
Total Rooms	7 Rooms
Building Area	5,368 sqft Gross Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1999
Effective Year Built	Effective 1999
Construction Type	Wood
Lot Area	635,105 sqft
Garage Type	Attached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	None
Heating System	Central

Location & Zoning

Old Parcel Number	020300043000
Street Address	4052 SPRING MOUNTAIN RD
City	SAINT HELENA
State	CA
Zip	94574-9773
Property Category	Agriculture or Farming
Property Type	Agriculture / Farming > Vineyard
Local Zoning Code	AW
Legal Description	MAP NO 3482 22R/S40 WATER RIGHTS/ESMTS 1999-14092; SEWER ESMT 1999-14093
Jurisdiction	NAPA CA
Township / Civil Division	ST. HELENA
Census Block Group	1
Census Block	1007
Census Tract	201500

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 Record	Company Name on Record
Mailing Address	1189 EUCLID AVE, BERKELEY, CA 94708-1602
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Mar 10, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage SONOMA COUNTY GRANGE CU
Oct 7, 2020	Quit Claim Deed, Transfer ATTORNEY ONLY
Jul 31, 2020	Intrafamily Transfer, Transfer FIRST AMER TTL CO OF NAPA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 29, 2010 · Amount on Record
Deed Sale	Dec 29, 2010 · Amount on Record
Prior Sale	Jun 18, 1997
Deed Document Number	201032220
Last Transfer Date	Mar 4, 2021
Transfer Doc	0000009351
Record Updated	Oct 29, 2026

March 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NAPA CA
Recording Date	Mar 10, 2021
Property Address	4054 SPRING MOUNTAIN RD, SAINT HELENA, CA 94574-9773
Document Number	0000009351
Instrument Date	Mar 4, 2021
Instrument	2021-0009351
Transaction Type	Transfer
Record Updated	Jul 21, 2022
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1189 EUCLID AVE, BERKELEY, CA 94708-1602

Mortgage

Document Number	0000009352
Date	Mar 10, 2021
Instrument	2021-0009352

Lender

Name	SONOMA COUNTY GRANGE CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Apr 1, 2051

October 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	NAPA CA
Recording Date	Oct 7, 2020
Property Address	4054 SPRING MOUNTAIN RD, SAINT HELENA, CA 94574-9773
Document Number	0000025899
Instrument Date	Oct 2, 2020
Instrument	25899
Transaction Type	Transfer
Record Updated	Oct 15, 2020
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	4054 SPRING MOUNTAIN RD ST HELENA CA 945749773, ST HELENA, CA 94574-9773

July 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NAPA CA
Recording Date	Jul 31, 2020
Property Address	4054 SPRING MOUNTAIN RD, SAINT HELENA, CA 94574-9773
Document Number	0000018495
Instrument Date	Jun 4, 2020
Instrument	2020-0018495
Transaction Type	Transfer
Record Updated	Jul 21, 2022
Title Company	FIRST AMER TTL CO OF NAPA

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4054 SPRING MOUNTAIN RD, SAINT HELENA, CA 94574-9773

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$23,535.00 (+1.29%)	$2,204,858 (+1.87%) Land $470,705 Building $1,734,153	$2,204,858 (+1.87%) Land $470,705 Building $1,734,153
2025	$23,236.00 (+3.69%)	$2,164,490 (+4.04%) Land $464,338 Building $1,700,152	$2,164,490 Land $464,338 Building $1,700,152
2023	$22,409.00 (+3.02%)	$2,080,444 Land $446,308 Building $1,634,136
2022	$21,753.00

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 Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 41 policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	41 in force
Nearby Flood Claims	18 (1982–2012)
Claims Outside the SFHA	4 of 18
Most Recent Claim	Dec 2012 · rainfall accumulation
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 2 claims Severe Winter Storms And Flooding, Feb 1998 · 2 claims 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 Risk	Moderate above 48% of the US · lower than 71% of California
Wildfire Likelihood	0.09% annual chance
Exposure	Direct 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 12 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Starlink Satellite	280 / 30
Valley Internet Fixed Wireless	150 / 75

Cell Coverage

5G and 4G LTE (outdoors only)

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