617 Walnut Ave, Sonoma, CA 95476 Property Records

Sonoma County property record for 617 Walnut Ave, Sonoma, CA 95476

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,938 sqft · built 1900
Lot Size	0.214 acres (9,300 sqft)
Owner	2 Individual Names on File
Last Sale	$950,000 (Jul 2021)
Tax Bill	$13,503 (2025)
Deeds & Mortgages	Jul 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`052-396-008-000`

Property Details

APN / Parcel Number

Primary APN	`052-396-008-000`
Alternative APN	`052-396-008`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,938 sqft Living Area
1st Floor Area	1,252 sqft

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1980
Construction Type	Wood
Lot Area	9,300 sqft (0.214 acres)
Garage Type	Detached
Garage Area	720 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Cooling System	None

Location & Zoning

Old Parcel Number	052-396-008
Street Address	617 WALNUT AVE
City	SONOMA
State	CA
Zip	95476-6117
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R15UA
Legal Description	1970 FORM 52-396-07 PT TO 09 BY OR 2426-559
Legal Subdivision	EL VERANO
Legal Block	4
Legal Lot Number	15-17
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	4
Census Block	4014
Census Tract	150304

Owner

Source: Sonoma County records, as of September 1, 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 File
Mailing Address	617 WALNUT AVE, SONOMA, CA 95476-6117
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 26, 2021 · Amount on File
Deed Sale	Jul 26, 2021 · Amount on File
Deed Document Number	202184863
Prior Transfer Date	Mar 31, 2021
Prior Transfer Doc	0000048155
Record Updated	Oct 29, 2026

July 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SONOMA CA
Recording Date	Jul 26, 2021
Property Address	617 WALNUT AVE, SONOMA, CA 95476-6117
Document Number	0000084863
Map Reference	MB 5 PG 10
Instrument Date	Jul 16, 2021
Instrument	2021084863
Transaction Type	Transfer
Record Updated	Aug 12, 2021
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,045.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	19040 RIVERSIDE DR, SONOMA, CA 95476-5321

Mortgage

Document Number	0000084864
Date	Jul 26, 2021
Instrument	2021084864

Lender

Name	REDWOOD CU
Type	Credit Union

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2051

Tax Assessment & Valuation

Source: Sonoma County assessment roll, as of September 1, 2026

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Unified School District	Sonoma Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$1,028,308 (+2%) Land $378,850 Building $649,458
2025	$13,503.00 (+4.83%) Homeowner's exemption	$1,008,146 (+4.04%) Land $371,422 Building $636,724
2023	$12,881.00 (+1.74%) Homeowner's exemption	$969,000 Land $357,000 Building $612,000
2022	$12,661.00

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

Flood

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
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	6 in force
Nearby Flood Claims	5 (1986–2019)
Claims Outside the SFHA	5 of 5
Most Recent Claim	Jan 2019 · river or lake flooding

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	None beyond 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	VALLEY OF THE MOON WATER DISTRICT serves 23,140 people · EPA ID CA4910013
Water Source	Groundwater
Last State Inspection	Sep 2022
Lead	Under 1 ppb (2024–2026) 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 247 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
AT&T DSL · Fiber in parts of the area	100 / 20