485 Walnut St, Napa, CA 94559 Property Records

Napa County property record for 485 Walnut St, Napa, CA 94559

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 755 sqft · built 1926
Lot Size	0.104 acres (4,555 sqft)
Owner	2 Owner Names on File
Last Sale	$320,000 (Jan 2005)
Tax Bill	$5,825 (2025)
Flood Zone	Zone X (minimal risk)
APN	`004-201-004-000`

Property Details

APN / Parcel Number

Primary APN	`004-201-004-000`
Alternative APN	`00420104`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	4 Rooms
Building Area	755 sqft Living Area

Exterior

Year Built	Built 1926
Effective Year Built	Effective 1953
Construction Type	Wood
Lot Area	4,555 sqft (0.104 acres)
Garage Type	Attached
Garage Area	576 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	None
Heating System	HVAC

Location & Zoning

Old Parcel Number	00420104
Street Address	485 WALNUT ST
City	NAPA
State	CA
Zip	94559-3101
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	IL
Jurisdiction	NAPA CA
Township / Civil Division	NAPA
Census Block Group	2
Census Block	2006
Census Tract	200201

Owner

Source: Napa County records · APN 004-201-004-000

Assessment roll updated July 1, 2025 · Last verified December 2025

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Owner Names on File
Mailing Address	971 MARINA DR, NAPA, CA 94559-4744

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jan 20, 2005 · Amount on Record
Deed Sale	Jan 20, 2005 · Amount on Record
Prior Sale	Jul 31, 2002
Deed Document Number	2005R0002600
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

Source: Napa County records · Assessment roll updated July 1, 2025 · Last verified December 2025

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

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2025	$5,825.00 (+4.8%)	$446,040 (+4.04%) Land $264,836 Building $181,204
2023	$5,558.00 (+1.31%)	$428,721 Land $254,553 Building $174,168
2022	$5,486.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of June 25, 2024 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	1 (2019)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
T-Mobile USA Fixed Wireless	100 / 20

Based on FCC filings for 423 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF NAPA serves 84,804 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.