17879 Riverside Dr, Sonoma, CA 95476 Property Records

Sonoma County property record for 17879 Riverside Dr, Sonoma, CA 95476

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 1,184 sqft · built 1971
Lot Size	0.367 acres (16,000 sqft)
Owner	Company Name on Record
Last Sale	$135,000 (Aug 1989)
Tax Bill	$5,099 (2025)
Deeds & Mortgages	Aug 2021 Transfer Feb 2021 Transfer + 2 more
Flood Zone	Zone X (minimal risk)
APN	`133-150-017-000`

Property Details

APN / Parcel Number

Primary APN	`133-150-017-000`
Alternative APN	`133-150-017`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	2 Rooms
Stories	1 Story
Building Area	1,184 sqft Living Area
1st Floor Area	1,184 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1971
Effective Year Built	Effective 1971
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	16,000 sqft (0.367 acres)
Garage Area	288 sqft

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Old Parcel Number	133-150-017
Street Address	17879 RIVERSIDE DR
City	SONOMA
State	CA
Zip	95476-3737
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R15UA
Legal Description	1973 FORM PT OF 133-150-10
Legal Block	1
Legal Lot Number	1
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	1
Census Block	1000
Census Tract	150304

Owner

Source: Sonoma County records, as of September 1, 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 Record
Mailing Address	PO BOX 2584, EL GRANADA, CA 94018-2584
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Aug 10, 2021	Intrafamily Transfer, Transfer
Feb 3, 2021	Intrafamily Transfer, Transfer
Apr 8, 2019	Quit Claim Deed, Transfer ATTORNEY ONLY
Oct 17, 2018	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 16, 1989 · Amount on Record
Deed Sale	Aug 16, 1989 · Amount on Record
Deed Document Number	198977149
Last Transfer Date	Jan 26, 2021
Transfer Doc	0000012987
Record Updated	Oct 29, 2026

August 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Aug 10, 2021
Property Address	17879 RIVERSIDE DR, SONOMA, CA 95476-3737
Document Number	0000090815
Map Reference	MB 128 PG 17
Instrument Date	Jul 7, 2021
Instrument	2021090815
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 2584, EL GRANADA, CA 94018-2584

February 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Feb 3, 2021
Property Address	17879 RIVERSIDE DR, SONOMA, CA 95476-3737
Document Number	0000012987
Map Reference	MB 128 PG 17
Instrument Date	Jan 26, 2021
Instrument	2021012987
Transaction Type	Transfer
Record Updated	Aug 19, 2021

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Common
Address	PO BOX 2584, EL GRANADA, CA 94018-2584

April 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SONOMA CA
Recording Date	Apr 8, 2019
Property Address	17879 RIVERSIDE DR, SONOMA, CA 95476-3737
Document Number	0000023038
Instrument Date	Mar 15, 2019
Instrument	23038
Transaction Type	Transfer
Record Updated	Apr 23, 2019
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	386 MUNICH ST SAN FRANCISCO CA 941122810, SAN FRANCISCO, CA 94112-2810

October 2018: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	SONOMA CA
Recording Date	Oct 17, 2018
Property Address	17879 RIVERSIDE DR, SONOMA, CA 95476-3737
Document Number	0000072189
Instrument Date	Aug 22, 2018
Instrument	72189
Transaction Type	Transfer
Record Updated	Nov 2, 2018
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	386 MUNICH ST SAN FRANCISCO CA 941122810, SAN FRANCISCO, CA 94112-2810

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		$297,468 (+2%) Land $112,580 Building $184,888
2025	$5,099.00 (+8.77%)	$291,636 (+4.04%) Land $110,373 Building $181,263
2023	$4,688.00 (+0.82%)	$280,313 Land $106,088 Building $174,225
2022	$4,650.00

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
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	5 in force
Nearby Flood Claims	5 (1983–2018)
Claims Outside the SFHA	5 of 5
Most Recent Claim	Apr 2018 · 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 63% of the US · lower than 78% of California
Wildfire Likelihood	0.04% 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 711 locations within half a mile, as of December 31, 2025

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

May also be available: Verizon.

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