1740 Main St, Saint Helena, CA 94574 Property Records

Napa County property record for 1740 Main St, Saint Helena, CA 94574

Property Summary

Property Type	Duplex
Details	2 bd · 1 ba · 1,138 sqft · built 1933
Lot Size	0.28 acres (12,197 sqft)
Owner	2 Individual Names on Record
Last Sale	$842,000 (Sep 2019)
Tax Bill	$13,106 (2026)
Deeds & Mortgages	Apr 2022 Mortgage Sep 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`009-403-022-000`

Property Details

APN / Parcel Number

Primary APN	`009-403-022-000`
Alternative APNs	`009-403-022` `00940322`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	4 Rooms
Stories	1 Story
Building Area	1,138 sqft Living Area
1st Floor Area	1,138 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1933
Effective Year Built	Effective 1940
Architectural Style	Duplex Single
Construction Type	Wood
Lot Area	12,197 sqft (0.28 acres)
Lot Dimensions	240 ft deep x 50 ft wide

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC

Location & Zoning

Old Parcel Number	009-403-022
Street Address	1740 MAIN ST
City	SAINT HELENA
State	CA
Zip	94574-1049
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Legal Subdivision	CRINELLA TERRACE SUB
Jurisdiction	NAPA CA
Township / Civil Division	ST. HELENA
Census Block Group	2
Census Block	2007
Census Tract	201602

Owner

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

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

Owner of Record	2 Individual Names on Record
Mailing Address	1740 MAIN ST, SAINT HELENA, CA 94574-1049
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Apr 19, 2022	Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC
Sep 28, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
Sep 13, 2019	Grant Deed, Transfer · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 13, 2019 · Amount on Record
Deed Sale	Sep 13, 2019 · Amount on Record
Prior Sale	Jan 15, 2004 · Amount on Record
Deed Document Number	201918199
Prior Transfer Date	Jan 5, 2004
Prior Transfer Doc	0000001581
Record Updated	Oct 29, 2026

April 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NAPA CA
Property Address	1740 MAIN ST, SAINT HELENA, CA 94574-1049
Transaction Type	Mortgage
Record Updated	Aug 1, 2023

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	819 AUGUSTA DR, MORAGA, CA 94556-1053

Mortgage

Document Number	0000008102
Date	Apr 19, 2022
Instrument	2022-0008102

Lender

Name	ROCKET MORTGAGE LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	3.25%
Type Change Date	May 1, 2032
Min Rate At Change	3%
Max Rate At Change	8.25%
Index	Other
Margin	3
Max Rate	8.25%

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NAPA CA
Property Address	1740 MAIN ST, SAINT HELENA, CA 94574-1049
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2009 CONTRADA CT, DUBLIN, CA 94568-3447

Mortgage

Document Number	0000024777
Date	Sep 28, 2020
Instrument	2020-0024777

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	359 Months
Due	Aug 1, 2050

September 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	NAPA CA
Recording Date	Sep 13, 2019
Property Address	1740 MAIN ST, SAINT HELENA, CA 94574-1049
Document Number	0000018199
Instrument Date	Sep 5, 2018
Instrument	2019-0018199
Transaction Type	Transfer
Record Updated	Aug 12, 2021
Title Company	FIRST AMER TTL CO OF NAPA

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	2009 CONTRADA CT, DUBLIN, CA 94568-3447

Mortgage

Document Number	0000018200
Date	Sep 13, 2019
Instrument	2019-0018200

Lender

Name	AMERICAN PACIFIC MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 1, 2049

Tax Assessment & Valuation

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	$13,106.00 (+1.74%)	$1,228,418 (+2%) Land $641,421 Building $586,997	$1,228,418 Land $641,421 Building $586,997
2025	$12,882.00 (+5.95%)	$1,204,333 (+6.75%) Land $628,845 Building $575,488
2023	$12,159.00 (+8.85%)	$1,128,157 Land $604,427 Building $523,730
2022	$11,170.00

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
Nearby Flood Policies	7 in force
Nearby Flood Claims	8 (1995–2005)
Claims Outside the SFHA	5 of 8
Most Recent Claim	Dec 2005 · Severe Storms, Flooding, Mudslides, And Landslides
Claims by Event	Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 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

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	Indirect within 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 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 138 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: Valley Internet.

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