645 1st St, Napa, CA 94559 Property Records

Napa County property record for 645 1st St, Napa, CA 94559

Property Summary

Property Type	Commercial Building, Warehouse, Showroom
Lot Size	0.12 acres (5,227 sqft)
Owner	Company Name on Record
Last Sale	$360,000 (Jun 2004)
Tax Bill	$34,013 (2026)
Deeds & Mortgages	Feb 2022 Transfer Feb 2022 Transfer
Flood Zone	Zone X (moderate risk)
APN	`003-243-001-000`

Property Details

APN / Parcel Number

Primary APN	`003-243-001-000`
Alternative APNs	`003-243-001` `00324301`

Exterior

Lot Area	5,227 sqft (0.12 acres)

Location & Zoning

Old Parcel Number	003-243-001
Street Address	645 1ST ST
City	NAPA
State	CA
Zip	94559-2626
Property Category	Commercial
Property Type	Commercial > Retail > Commercial Building, Warehouse, Showroom
Local Zoning Code	CT
Legal Subdivision	CORNWELLS ADDN
Jurisdiction	NAPA CA
Township / Civil Division	NAPA
Census Block Group	2
Census Block	2013
Census Tract	200503

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	Company Name on Record
Mailing Address	9 TUSCANY CT, NAPA, CA 94558-4174
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Feb 25, 2022	Intrafamily Transfer, Transfer
Feb 25, 2022	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 2, 2004 · Amount on Record
Deed Sale	Jun 2, 2004 · Amount on Record
Deed Document Number	200423127
Last Transfer Date	Feb 9, 2022
Transfer Doc	0000003994
Record Updated	Oct 29, 2026

February 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NAPA CA
Recording Date	Feb 25, 2022
Property Address	645 1ST ST, NAPA, CA 94559-2626
Document Number	0000003994
Instrument Date	Feb 9, 2022
Instrument	2022-0003994
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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
Relationship	Family Trust
Address	9 TUSCANY CT, NAPA, CA 94558-4174

February 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NAPA CA
Recording Date	Feb 25, 2022
Property Address	645 1ST ST, NAPA, CA 94559-2626
Document Number	0000003991
Instrument Date	Feb 9, 2022
Instrument	2022-0003991
Transaction Type	Transfer
Record Updated	Mar 7, 2022

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	9 TUSCANY CT, NAPA, CA 94558-4174

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$34,013.00 (-0.28%)	$852,091 (+2%) Land $208,454 Building $643,637	$852,091 (+2%) Land $208,454 Building $643,637
2025	$34,110.00 (+14.16%)	$835,384 (+4.04%) Land $204,367 Building $631,017	$835,384 Land $204,367 Building $631,017
2023	$29,880.00 (+16.17%)	$802,947 Land $196,432 Building $606,515
2022	$25,722.00

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 62 individual policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	222 units insured incl. 160 condo units
Nearby Flood Claims	341 (1982–2014)
Claims Outside the SFHA	21 of 341
Most Recent Claim	Aug 2014 · other causes
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 107 claims Severe Winter Storms, Flooding Landslides, Mud Flow, Mar 1995 · 77 claims Severe Winter Storms, Flooding, Landslides, Mud Flows, Jan 1995 · 42 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	Not rated no burnable land 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 NAPA serves 84,804 people · EPA ID CA2810003
Water Source	Surface water
Lead	Under 1 ppb (2022–2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None 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 260 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
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T.

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