300 Haydon St, Healdsburg, CA 95448 Property Records

Sonoma County property record for 300 Haydon St, Healdsburg, CA 95448

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 882 sqft · built 1948
Lot Size	0.093 acres (4,050 sqft)
Owner	Individual Name on Record
Last Sale	$918,000 (Aug 2024)
Tax Bill	$9,084 (2025)
Deeds & Mortgages	Apr 2024 Transfer Sep 2023 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`002-292-001-000`

Property Details

APN / Parcel Number

Primary APN	`002-292-001-000`
Alternative APN	`002-292-001`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	2 Rooms
Stories	1 Story
Building Area	882 sqft Living Area
Gross Area	1,282 sqft
1st Floor Area	882 sqft

Exterior

Year Built	Built 1948
Effective Year Built	Effective 1954
Architectural Style	L-Shape
Exterior Material	Wood Siding
Construction Type	Wood
Roof Material	Composition Shingle
Lot Area	4,050 sqft (0.093 acres)
Garage Type	Attached
Garage Area	400 sqft
Parking Spaces	2 Parking Spaces
Porch	Porch

Utilities, Heating & Cooling

Cooling System	HVAC
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Old Parcel Number	002-292-001
Street Address	300 HAYDON ST
City	HEALDSBURG
State	CA
Zip	95448-4412
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	CITYHE
Legal Block	1
Jurisdiction	SONOMA CA
Township / Civil Division	HEALDSBURG
Census Block Group	1
Census Block	1021
Census Tract	153902

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	Individual Name on Record
Mailing Address	300 HAYDON ST, HEALDSBURG, CA 95448-4412
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Unmarried Man

Deeds, Mortgages & Sale History

Date	Document
Apr 26, 2024	Intrafamily Transfer, Transfer
Sep 19, 2023	Grant Deed, Transfer · Commercial Mortgage CONVENTUS LLC
Sep 14, 2022	Intrafamily Transfer, Transfer
Aug 5, 2022	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 13, 2024 · Amount on Record
Deed Sale	Aug 13, 2024 · Amount on Record
Prior Sale	Sep 19, 2023 · Amount on Record
Deed Document Number	202436850
Prior Transfer Date	Jun 20, 2024
Prior Transfer Doc	0000036850
Record Updated	Oct 29, 2026

April 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Apr 26, 2024
Property Address	300 HAYDON ST, HEALDSBURG, CA 95448-4412
Document Number	0000017786
Instrument Date	Apr 17, 2024
Instrument	2024017786
Transaction Type	Transfer
Record Updated	May 14, 2024

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	3100 DUTTON AVE STE 223, 223, SANTA ROSA, CA 95407-5742

September 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SONOMA CA
Recording Date	Sep 19, 2023
Property Address	300 HAYDON ST, HEALDSBURG, CA 95448-4412
Document Number	0000043526
Instrument Date	Sep 14, 2023
Instrument	2023043526
Transaction Type	Transfer
Record Updated	Oct 2, 2023
Title Company	CORNERSTONE TITLE COMPANY

Transaction

Amount	Amount Recorded
Loan-to-Value (LTV)	LTV on Record
Tax	$836.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18350 ARNOLD DR, SONOMA, CA 95476-4027

Mortgage

Document Number	0000043527
Date	Sep 19, 2023
Instrument	2023043527

Lender

Name	CONVENTUS LLC
Type	Non-Lending Institution

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

September 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Sep 14, 2022
Property Address	300 HAYDON ST, HEALDSBURG, CA 95448-4412
Document Number	0000060155
Instrument Date	Sep 2, 2022
Instrument	2022060155
Transaction Type	Transfer
Record Updated	Jun 7, 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
Relationship	Family Trust
Address	421 MONTE VISTA AVE, HEALDSBURG, CA 95448-3411

August 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Aug 5, 2022
Property Address	300 HAYDON ST, HEALDSBURG, CA 95448-4412
Document Number	0000052752
Instrument Date	Aug 2, 2022
Instrument	2022052752
Transaction Type	Transfer
Record Updated	Sep 29, 2022

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	421 MONTE VISTA AVE, HEALDSBURG, CA 95448-3411

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Municipality	Healdsburg City
Unified School District	Healdsburg Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$783,727 (+2%) Land $314,522 Building $469,205
2025	$9,084.00 (+422.67%)	$768,360 (+468.89%) Land $308,355 Building $460,005
2023	$1,738.00 (+1.05%)	$135,062 Land $50,775 Building $84,287
2022	$1,720.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

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
Flood Insurance Cost	Premium on Record median of 20 policies
Nearby Flood Policies	20 in force
Nearby Flood Claims	31 (1978–2026)
Claims Outside the SFHA	10 of 31
Most Recent Claim	Jan 2026 · rainfall accumulation
Claims by Event	Severe Storms, Flooding, Mud And Landslides, Jan 1997 · 3 claims Severe Winter Storms, Flooding Landslides, Mud Flow, Mar 1995 · 3 claims Coastal Storms, Floods, Slides & Tornadoes, Mar 1983 · 6 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 HEALDSBURG serves 10,972 people · EPA ID CA4910005
Water Source	Groundwater influenced by surface water
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	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 541 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30

May also be available: AT&T, GeoLinks, T-Mobile.

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