170 Chase St, Sonoma, CA 95476 Property Records

Sonoma County property record for 170 Chase St, Sonoma, CA 95476

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,967 sqft · built 1948
Lot Size	0.195 acres (8,500 sqft)
Owner	Company Name on Record
Last Sale	$2,225,000 (Oct 2020)
Tax Bill	$20,532 (2025)
Deeds & Mortgages	Oct 2020 Sale
Flood Zone	Zone X (moderate risk)
APN	`018-353-021-000`

Property Details

APN / Parcel Number

Primary APN	`018-353-021-000`
Alternative APN	`018-353-021`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,967 sqft Living Area
Gross Area	2,397 sqft
1st Floor Area	1,967 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1948
Effective Year Built	Effective 2010
Construction Type	Wood
Lot Area	8,500 sqft (0.195 acres)
Garage Type	Attached
Garage Area	430 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Old Parcel Number	018-353-021
Street Address	170 CHASE ST
City	SONOMA
State	CA
Zip	95476-7126
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	MAP 40 PG 20 LOT 24,25
Legal Subdivision	HAROLD SUBDIVISION
Legal Block	1
Legal Lot Number	24,25
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	1
Census Block	1018
Census Tract	150204

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	170 CHASE ST, SONOMA, CA 95476-7126
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 16, 2020 · Amount on Record
Deed Sale	Oct 16, 2020 · Amount on Record
Prior Sale	Jul 23, 2001 · Amount on Record
Deed Document Number	202094376
Prior Transfer Date	May 14, 2003
Prior Transfer Doc	0000098616
Record Updated	Oct 29, 2026

October 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SONOMA CA
Recording Date	Oct 16, 2020
Property Address	170 CHASE ST, SONOMA, CA 95476-7126
Document Number	0000094376
Instrument Date	Oct 15, 2020
Instrument	94376
Transaction Type	Transfer
Record Updated	Nov 10, 2020
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount Recorded
Tax	$1,224.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	1040 LAWNDALE RD KENWOOD CA 95452, KENWOOD, CA 95452

Tax Assessment & Valuation

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		$1,666,625 (+2%) Land $886,618 Building $780,007
2025	$20,532.00 (+4.02%) Homeowner's exemption	$1,633,947 (+4.04%) Land $869,234 Building $764,713
2023	$19,738.00 (+1.57%) Homeowner's exemption	$1,570,501 Land $835,482 Building $735,019
2022	$19,433.00

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record 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

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	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 546 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 · Fixed Wireless in parts of the area	100 / 20