3506 Twin Oaks Dr, Napa, CA 94558 Property Records

Napa County property record for 3506 Twin Oaks Dr, Napa, CA 94558

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,530 sqft · built 1973
Lot Size	0.15 acres (6,534 sqft)
Owner	2 Individual Names on Record
Last Sale	$350,000 (Mar 2015)
Tax Bill	$8,032 (2026)
Deeds & Mortgages	Jul 2018 Mortgage May 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`050-123-018-000`

Property Details

APN / Parcel Number

Primary APN	`050-123-018-000`
Alternative APNs	`050-123-018` `05012318`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	6 Rooms
Stories	1 Story
Building Area	1,530 sqft Living Area
Gross Area	2,138 sqft
1st Floor Area	1,530 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1973
Effective Year Built	Effective 2015
Construction Type	Wood
Lot Area	6,534 sqft (0.15 acres)
Garage Type	Attached
Garage Area	608 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	HVAC

Location & Zoning

Old Parcel Number	050-123-018
Street Address	3506 TWIN OAKS DR
City	NAPA
State	CA
Zip	94558-5250
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RS7
Legal Description	LOT 18 THE KNOLLS SUB 10R/M12
Legal Subdivision	THE KNOLLS SUBD
Legal Lot Number	18
Jurisdiction	NAPA CA
Township / Civil Division	NAPA
Census Block Group	1
Census Block	1008
Census Tract	201101

Owner

Source: Napa County records, as of October 21, 2026

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

Owner of Record	2 Individual Names on Record
Mailing Address	3506 TWIN OAKS DR, NAPA, CA 94558-5250
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Jul 27, 2018	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS
May 25, 2018	Quit Claim Deed, Transfer FIRST AMERICAN TITLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 25, 2015 · Amount on Record
Deed Sale	Mar 25, 2015 · Amount on Record
Prior Sale	Jan 3, 1995
Deed Document Number	20157290
Last Transfer Date	May 23, 2018
Transfer Doc	0000010438
Record Updated	Oct 29, 2026

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NAPA CA
Property Address	3506 TWIN OAKS DR, NAPA, CA 94558-5250
Document Number	0000015078
Instrument Date	Jul 27, 2018
Transaction Type	Mortgage
Record Updated	Aug 9, 2018
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	3506 TWIN OAKS DR NAPA CA 945585250, NAPA, CA 94558-5250

Mortgage

Document Number	0000015078
Date	Aug 1, 2018
Instrument	15078

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jul 31, 2048

May 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	NAPA CA
Recording Date	May 25, 2018
Property Address	3506 TWIN OAKS DR, NAPA, CA 94558-5250
Document Number	0000010438
Instrument Date	May 21, 2018
Instrument	10438
Transaction Type	Transfer
Record Updated	Jun 7, 2018
Title Company	FIRST AMERICAN TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	PO BOX 284 KENWOOD CA 954520284, KENWOOD, CA 95452-0284

Tax Assessment & Valuation

Source: Napa County assessment roll, as of October 21, 2026

Property Jurisdictions

Type	Name
State	California
County	Napa County
Municipality	Napa City
Unified School District	Napa Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$8,032.00 (+2.15%) Homeowner's exemption	$646,575 (+2%) Land $220,654 Building $425,921	$646,575 Land $220,654 Building $425,921
2025	$7,863.00 (+5.05%) Homeowner's exemption	$633,898 (+4.04%) Land $216,328 Building $417,570
2023	$7,485.00 (+1.38%) Homeowner's exemption	$609,285 Land $207,929 Building $401,356
2022	$7,383.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective June 25, 2024 · 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
Nearby Flood Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1998 · Severe Winter Storms And Flooding

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	Moderate above 45% of the US · lower than 73% of California
Wildfire Likelihood	0.08% annual chance
Exposure	Indirect within 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 NAPA serves 84,804 people · EPA ID CA2810003
Water Source	Surface water
Lead	Under 1 ppb (2022–2024) 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 232 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
AT&T DSL	100 / 20

May also be available: Valley Internet, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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