18429 Riverside Dr, Sonoma, CA 95476 Property Records

Sonoma County property record for 18429 Riverside Dr, Sonoma, CA 95476

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 720 sqft · built 1950
Lot Size	0.242 acres (10,520 sqft)
Owner	Individual Name on Record
Last Sale	$249,000 (Jun 2010)
Tax Bill	$5,403 (2025)
Deeds & Mortgages	Apr 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`052-231-014-000`

Property Details

APN / Parcel Number

Primary APN	`052-231-014-000`
Alternative APN	`052-231-014`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	2 Rooms
Stories	1 Story
Building Area	720 sqft Living Area
1st Floor Area	720 sqft

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1975
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	10,520 sqft (0.242 acres)
Porch	Porch

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Street Address	18429 RIVERSIDE DR
City	SONOMA
State	CA
Zip	95476-4279
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R15UA
Legal Description	NE 40 LOT 40 CREEK FRONT ADDITION
Legal Subdivision	CREEK FRONT ADDITION
Legal Block	2
Legal Lot Number	40
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	2
Census Block	2000
Census Tract	150304

Owner

Source: Sonoma County records, as of April 13, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	18429 RIVERSIDE DR, SONOMA, CA 95476-4279
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jun 30, 2010 · Amount on Record
Deed Sale	Jun 30, 2010 · Amount on Record
Prior Sale	Feb 19, 2010 · Amount on Record
Deed Document Number	201054352
Last Transfer Date	Jan 30, 2021
Transfer Doc	0000044077
Record Updated	Jun 8, 2026

April 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Apr 9, 2021
Property Address	18429 RIVERSIDE DR, SONOMA, CA 95476-4279
Document Number	0000044077
Map Reference	MB 30 PG 28
Instrument Date	Jan 30, 2021
Instrument	2021044077
Transaction Type	Transfer
Record Updated	Jul 25, 2022
Title Company	AMROCK INC, AMROCK LLC

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	18429 RIVERSIDE DR, SONOMA, CA 95476-4279

Mortgage

Document Number	0000044078
Date	Apr 9, 2021
Instrument	2021044078

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	359 Months
Due	Mar 1, 2051

Tax Assessment & Valuation

Source: Sonoma County assessment roll, as of April 13, 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
2025	$5,403.00 (+2.39%) Homeowner's exemption	$321,400 (+4.04%) Land $174,253 Building $147,147
2023	$5,277.00 (+4.45%) Homeowner's exemption	$308,922 Land $167,488 Building $141,434
2022	$5,052.00

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	8 in force
Nearby Flood Claims	2 (2005–2017)
Most Recent Claim	Feb 2017 · Severe Winter Storms, Flooding, And Mudslides

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	0.02% 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 625 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 in parts of the area	100 / 20