18495 Riverside Dr, Sonoma, CA 95476 Property Records

Sonoma County property record for 18495 Riverside Dr, Sonoma, CA 95476

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 860 sqft · built 1940
Lot Size	0.115 acres (5,000 sqft)
Owner	Company Name on File
Last Sale	$465,000 (May 2005)
Tax Bill	$9,005 (2025)
Deeds & Mortgages	Jun 2021 Transfer
Flood Zone	Zone X (minimal risk)
APN	`052-231-018-000`

Property Details

APN / Parcel Number

Primary APN	`052-231-018-000`
Alternative APN	`052-231-018`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	2 Rooms
Stories	1 Story
Building Area	860 sqft Living Area
1st Floor Area	860 sqft

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1985
Architectural Style	L-Shape
Exterior Material	Wood Siding
Construction Type	Wood
Roof Material	Composition Shingle
Lot Area	5,000 sqft (0.115 acres)
Garage Area	264 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Floor/Wall Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	18495 RIVERSIDE DR
City	SONOMA
State	CA
Zip	95476-4279
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R15UA
Legal Subdivision	CREEK FRONT ADDITION TO THE SONOMA
Legal Block	2
Legal Lot Number	46
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	2
Census Block	2000
Census Tract	150304

Owner

Source: Sonoma County assessment roll, APN 052-231-018-000, as of April 13, 2026 · Last verified July 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	1140 MANOR DR, SONOMA, CA 95476-7440
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	May 24, 2005 · Amount on Record
Deed Sale	May 24, 2005 · Amount on Record
Prior Sale	May 28, 2003 · Amount on Record
Deed Document Number	200571397
Last Transfer Date	Jun 08, 2021
Transfer Doc	0000070666
Record Updated	Sep 20, 2026

June 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Jun 16, 2021
Property Address	18495 RIVERSIDE DR, SONOMA, CA 95476-4279
Document Number	0000070666
Map Reference	MB 30 PG 28
Instrument Date	Jun 08, 2021
Instrument	2021070666
Transaction Type	Transfer
Record Updated	Jun 07, 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	1140 MANOR DR, SONOMA, CA 95476-7440

Tax Assessment & Valuation

Source: Sonoma County assessment roll as of April 13, 2026 · Last verified July 2026

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
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	$9,005.00 (+2.27%)	$648,149 (+4.04%) Land $259,258 Building $388,891
2023	$8,805.00 (+4.52%)	$622,983 Land $249,192 Building $373,791
2022	$8,424.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Sonoma County (06097C), as of February 15, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060971503042, as of September 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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	8 in force
Nearby Flood Claims	2 (2005–2017)
Most Recent Claim	Feb 2017 · Severe Winter Storms, Flooding, And Mudslides

Wildfire

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.02% annual chance
Exposure	None beyond 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, 625 locations within half a mile, 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 in parts of the area	100 / 20

Drinking Water

Source: EPA Safe Drinking Water Information System, water system CA4910013, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	VALLEY OF THE MOON WATER DISTRICT serves 23,140 people
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 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.