1015 Allison Ave, Saint Helena, CA 94574 Property Records

Napa County property record for 1015 Allison Ave, Saint Helena, CA 94574

Property Summary

Property Type	Single Family Home
Details	4 bd · 1 ba · 2,869 sqft · built 1932
Lot Size	0.192 acres (8,388 sqft)
Owner	Company Name on File
Tax Bill	$3,312 (2025)
Deeds & Mortgages	Aug 2022 Transfer
Flood Zone	Zone X (moderate risk)
APN	`009-090-021-000`

Property Details

APN / Parcel Number

Primary APN	`009-090-021-000`
Alternative APN	`00909021`

Interior

Bedrooms	4 Beds
Full Baths	1 Bath
Total Rooms	6 Rooms
Building Area	2,869 sqft Living Area

Exterior

Year Built	Built 1932
Effective Year Built	Effective 1960
Construction Type	Wood
Lot Area	8,388 sqft (0.192 acres)

Utilities, Heating & Cooling

Cooling System	None
Heating System	HVAC

Location & Zoning

Old Parcel Number	00909021
Street Address	1015 ALLISON AVE
City	SAINT HELENA
State	CA
Zip	94574-1305
Property Category	Residential
Property Type	Residential > Single Family > Home
Jurisdiction	NAPA CA
Township / Civil Division	ST. HELENA
Census Block Group	2
Census Block	2015
Census Tract	201601

Owner

Source: Napa County records · APN 009-090-021-000

Assessment roll updated July 1, 2025 · Last verified December 2025

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
Co-owner	Verified Secondary Owner
Mailing Address	1015 ALLISON AVE, SAINT HELENA, CA 94574-1305
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Prior Sale	May 15, 2015
Last Transfer Date	Aug 04, 2022
Transfer Doc	0000015000
Record Updated	Jun 08, 2026

August 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NAPA CA
Recording Date	Aug 04, 2022
Property Address	1015 ALLISON AVE, SAINT HELENA, CA 94574-1305
Document Number	0000015000
Instrument Date	Aug 03, 2022
Instrument	2022-0015000
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	1015 ALLISON AVE, SAINT HELENA, CA 94574-1305

Tax Assessment & Valuation

Source: Napa County records · Assessment roll updated July 1, 2025 · Last verified December 2025

Property Jurisdictions

Type	Name
State	California
County	Napa County
Municipality	St. Helena City
Unified School District	St. Helena 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	$3,312.00 (+3.34%) Homeowner's exemption	$312,717 (+4.04%) Land $83,979 Building $228,738
2023	$3,205.00 (+3.52%) Homeowner's exemption	$300,575 Land $80,719 Building $219,856
2022	$3,096.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of June 25, 2024 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 18 policies
Nearby Flood Policies	18 in force
Nearby Flood Claims	15 (1986–2019)
Claims Outside the SFHA	1 of 15
Most Recent Claim	Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Winter Storms, Flooding, And Mudslides, Jan 2017 · 2 claims Severe Storms, Flooding, Mudslides, And Landslides, Dec 2005 · 2 claims Severe Winter Storms, Flooding Landslides, Mud Flow, Mar 1995 · 3 claims

Wildfire

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 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 as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

May also be available: Valley Internet.

Based on FCC filings for 461 locations within half a mile of this property.

Drinking Water

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

Water System	CITY OF ST. HELENA serves 5,386 people
Water Source	Surface water
Last State Inspection	Feb 2025
Lead	Under 1 ppb (2024–2026) action level 15 ppb

Violations Reported to EPA

Water Quality	Haloacetic acids not recorded as resolved · Jul 2023 Treatment failure resolved · Nov 2020
Treatment and Procedure	None last 10 years
Monitoring and Reporting	1 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.