527 Broadway, Sonoma, CA 95476 Property Records

Sonoma County property record for 527 Broadway, Sonoma, CA 95476

Property Summary

Property Type	Retail Store
Details	2,352 sqft
Lot Size	0.06 acres (2,613 sqft)
Owner	Trust Name on File
Tax Bill	$7,778 (2025)
Deeds & Mortgages	Sep 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`018-211-004-000`

Property Details

APN / Parcel Number

Primary APN	`018-211-004-000`
Alternative APN	`018-211-004`

Interior

Stories	1 Story
Building Area	2,352 sqft Gross Area
1st Floor Area	2,352 sqft

Exterior

Architectural Style	Custom Design
Fire Resistance	Masonry Walls, Wood Interior
Lot Area	2,613 sqft (0.06 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Central

Location & Zoning

Old Parcel Number	018-211-004
Street Address	527 BROADWAY
City	SONOMA
State	CA
Zip	95476-6601
Property Category	Commercial
Property Type	Commercial > Retail > Retail Store
Local Zoning Code	CCH
Legal Subdivision	SONOMA
Legal Block	1
Legal Lot Number	51
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	1
Census Block	1003
Census Tract	150204

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 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.

Owner

527 Broadway, a commercial property, is held in a trust since February 2023.

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

Owner of Record	Trust Name on File
Mailing Address	17970 LOS BANOS DR, SONOMA, CA 95476-3724
Owner Type	Company
Vesting	Trust

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

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Feb 10, 2023
Transfer Doc	0000041796
Record Updated	Oct 29, 2026

September 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Sep 7, 2023
Property Address	527 BROADWAY, SONOMA, CA 95476-6601
Document Number	0000041796
Instrument Date	Feb 10, 2023
Instrument	2023041796
Transaction Type	Transfer
Record Updated	Sep 21, 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
Address	17970 LOS BANOS DR, SONOMA, CA 95476-3724

Tax Assessment & Valuation

The 2025 property tax bill for 527 Broadway was $7,778.

Source: Sonoma County assessment roll, as of September 1, 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

Year	Tax Bill	Assessed Value
2026		$448,177 (+2%) Land $63,844 Building $384,333
2025	$7,778.00	$439,391 Land $62,593 Building $376,798
2023	$7,318.00 (+2.56%)	$422,330 Land $60,163 Building $362,167
2022	$7,135.00

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

Flood

FEMA maps place 527 Broadway in Zone X, an area of minimal flood risk, though there have been 8 flood claims nearby since 1978.

Source: FEMA National Flood Hazard Layer, effective February 15, 2026 · 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 File median of 15 policies
Nearby Flood Policies	15 in force
Nearby Flood Claims	8 (1978–2025)
Claims Outside the SFHA	6 of 8
Most Recent Claim	Feb 2025 · rainfall accumulation
Claims by Event	Severe Winter Storms, Flooding, Landslides, And Mudslides, Feb 2019 · 2 claims Severe Winter Storm, Mud & Land Slides, & Flooding, Jan 1993 · 2 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

Wildfire risk around 527 Broadway is low, with a 0.01% annual chance of 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
Adjoins Burnable Land	Yes

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 SONOMA serves 10,619 people · EPA ID CA4910012
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, 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 579 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
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20