451 Grant Ave, Healdsburg, CA 95448 Property Records

Sonoma County property record for 451 Grant Ave, Healdsburg, CA 95448

Property Summary

Property Type	Vineyard
Lot Size	7 acres (304,920 sqft)
Owner	Company Name on File
Last Sale	$260,000 (Nov 1997)
Tax Bill	$7,068 (2025)
Deeds & Mortgages	May 2017 Transfer
Flood Zone	Zone X (moderate risk)
APN	`086-040-002-000`

Property Details

APN / Parcel Number

Primary APN	`086-040-002-000`
Alternative APN	`086-040-002`

Exterior

Lot Area	304,920 sqft

Utilities, Heating & Cooling

Cooling System	None

Location & Zoning

Old Parcel Number	086-040-002
Street Address	451 GRANT AVE
City	HEALDSBURG
State	CA
Zip	95448
Property Category	Agriculture or Farming
Property Type	Agriculture / Farming > Vineyard
Local Zoning Code	DA10
Legal Description	TWP 09N RGE 09W SEC 27
Legal Subdivision	SOTOYOME RANCHO
Legal Block	2
Jurisdiction	SONOMA CA
Township / Civil Division	HEALDSBURG
Census Block Group	2
Census Block	2000
Census Tract	153904

Owner

451 Grant Ave, an agricultural property, is owned by a company that acquired it in May 2017.

Source: Sonoma County records, as of September 1, 2026

Owner of Record	Company Name on File
Mailing Address	15909 NORTON RD, HEALDSBURG, CA 95448-8185
Owner Type	Company
Vesting	Company

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 17, 1997 · Amount on File
Deed Sale	Nov 17, 1997 · Amount on File
Deed Document Number	1997106468
Last Transfer Date	May 8, 2017
Transfer Doc	0000036653
Record Updated	Oct 29, 2026

May 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SONOMA CA
Recording Date	May 9, 2017
Property Address	451 GRANT AVE, HEALDSBURG, CA 95448
Document Number	0000036653
Instrument Date	May 8, 2017
Instrument	36653
Transaction Type	Transfer
Record Updated	May 25, 2017
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	15909 NORTON RD HEALDSBURG CA 954488185, HEALDSBURG, CA 95448-8185

Tax Assessment & Valuation

The 2025 property tax bill for 451 Grant Ave was $7,068.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$594,465 (+2%) Land $423,450 Building $171,015
2025	$7,068.00	$582,810 Land $415,148 Building $167,662
2023	$6,760.00 (+1.03%)	$560,168 Land $399,028 Building $161,140
2022	$6,691.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 451 Grant Ave in Zone X, an area of moderate flood risk.

Source: FEMA National Flood Hazard Layer, effective February 15, 2026

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Wildfire risk around 451 Grant Ave is low, with a 0.01% annual chance of 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.

Internet Providers

Source: FCC Broadband Data Collection, based on 14 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	1,200 / 35
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30