405 1st St W, Sonoma, CA 95476 Property Records

Sonoma County property record for 405 1st St W, Sonoma, CA 95476

Property Summary

Property Type	Hotel
Details	16,135 sqft · built 1880
Lot Size	0.426 acres (18,570 sqft)
Owner	Company Name on File
Last Sale	$2,000,000 (May 1989)
Tax Bill	$128,133 (2025)
Deeds & Mortgages	Mar 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`018-202-077-000`

Property Details

APN / Parcel Number

Primary APN	`018-202-077-000`
Alternative APN	`018-202-077`

Interior

Units	60 Units
Stories	2 Stories
Building Area	16,135 sqft Gross Area

Exterior

Year Built	Built 1880
Effective Year Built	Effective 1880
Architectural Style	Custom Design
Construction Type	Wood
Fire Resistance	Wood or Wood & Steel Frame
Lot Area	18,570 sqft (0.426 acres)

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Old Parcel Number	018-202-077
Street Address	405 1ST ST W
City	SONOMA
State	CA
Zip	95476-6608
Property Category	Commercial
Property Type	Commercial > Retail > Hotel
Local Zoning Code	CCH
Legal Description	83 FM PT OF 18-202-66 OR 82025486
Legal Subdivision	ELDORADO HOTEL
Legal Block	1
Legal Lot Number	34
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	1
Census Block	1013
Census Tract	150205

Owner

Source: Sonoma County records · APN 018-202-077-000

Assessment roll updated April 13, 2026 · Last verified April 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 File
Mailing Address	625 REDWOOD HWY FRONTAGE RD, A, MILL VALLEY, CA 94941-3008
Owner Type	Company
Vesting	Partnership

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 03, 1989 · Amount on Record
Deed Sale	May 03, 1989 · Amount on Record
Deed Document Number	198939421
Record Updated	Jun 08, 2026

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	405 1ST ST W, SONOMA, CA 95476-6608
Transaction Type	Mortgage
Record Updated	Apr 12, 2021
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	835 5TH AVE, SAN RAFAEL, CA 94901-3204

Mortgage

Document Number	0000036318
Date	Mar 22, 2021
Instrument	2021036318

Lender

Name	WESTAMERICA BANK
Type	Bank
Address	SANTA ROSA, CA 95404

Agreement

Amount	Amount Recorded

Tax Assessment & Valuation

Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified April 2026

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Municipality	Sonoma City
Unified School District	Sonoma 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	$128,133.00 (+12.9%)	$4,887,733 (+14.11%) Land $1,037,032 Building $3,850,701
2023	$113,494.00 (+5.83%)	$4,283,257 Land $996,764 Building $3,286,493
2022	$107,242.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Sonoma County (06097C), as of February 15, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.02% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values are read at the parcel center point; lenders make the official flood determination.

Historic Designation

Source: NPS National Register of Historic Places as of August 1, 2026 · Last verified October 2026

Historic District	Within the Sonoma Plaza listed 1975 · 31 contributing resources · National Historic Landmark (designated 1960) · NRIS 75000489

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Internet Providers

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

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

Based on FCC filings for 579 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA4910012, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF SONOMA serves 10,619 people
Water Source	Groundwater
Last State Inspection	Jul 2024
Lead	Under 1 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 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.