3958 Lassen St, Napa, CA 94558 Property Records

Napa County property record for 3958 Lassen St, Napa, CA 94558

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,375 sqft · built 1968
Lot Size	0.12 acres (5,227 sqft)
Owner	2 Individual Names on File
Last Sale	$850,000 (Apr 2022)
Tax Bill	$11,194 (2026)
Deeds & Mortgages	Apr 2022 Sale & Mortgage Oct 2020 Mortgage + 3 more
Flood Zone	Zone X (moderate risk)
APN	`038-297-009-000`

Property Details

APN / Parcel Number

Primary APN	`038-297-009-000`
Alternative APNs	`038-297-009` `03829709`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,375 sqft Living Area
Gross Area	1,837 sqft
1st Floor Area	1,375 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1968
Effective Year Built	Effective 1968
Construction Type	Wood
Lot Area	5,227 sqft (0.12 acres)
Garage Type	Attached
Garage Area	462 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	None
Heating System	Central

Location & Zoning

Old Parcel Number	038-297-009
Street Address	3958 LASSEN ST
City	NAPA
State	CA
Zip	94558-2359
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RS5
Legal Description	LOT 2 N-BEL-AIRE PARK NO 3 7R/M36
Legal Subdivision	WEBB GARDENS
Legal Lot Number	2
Jurisdiction	NAPA CA
Township / Civil Division	NAPA
Census Block Group	4
Census Block	4000
Census Tract	200601

Owner

3958 Lassen St is owned and occupied by two individuals who bought it in April 2022.

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

Owner of Record	2 Individual Names on File
Mailing Address	3958 LASSEN ST, NAPA, CA 94558-2359
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

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

Date	Document
Apr 4, 2022	Grant Deed, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Oct 1, 2020	Intrafamily Transfer, Transfer · Conventional Mortgage OPTIMUM FIRST INC
Jan 9, 2020	Deed of Trust, Mortgage · Conventional with PMI OPTIMUM FIRST INC
May 16, 2018	Grant Deed, Transfer · Conventional Mortgage PREMIER MORTGAGE RESOURCES LLC
Oct 26, 2017	Deed of Trust, Mortgage · Conventional Mortgage ETHOS LNDG

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 4, 2022 · Amount on File
Deed Sale	Apr 4, 2022 · Amount on File
Prior Sale	May 16, 2018 · Amount on File
Deed Document Number	20226854
Prior Transfer Date	Sep 25, 2020
Prior Transfer Doc	0000025291
Record Updated	Oct 29, 2026

April 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	NAPA CA
Recording Date	Apr 4, 2022
Property Address	3958 LASSEN ST, NAPA, CA 94558-2359
Document Number	0000006854
Map Reference	MB 7 PG 41
Instrument Date	Mar 30, 2022
Instrument	2022-0006854
Transaction Type	Transfer
Record Updated	Apr 12, 2022
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	3958 LASSEN ST, NAPA, CA 94558-2359
Investor	Possibly a Property Investor

Mortgage

Document Number	0000006855
Date	Apr 4, 2022
Instrument	2022-0006855

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	May 1, 2052

October 2020: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	NAPA CA
Recording Date	Oct 1, 2020
Property Address	3958 LASSEN ST, NAPA, CA 94558-2359
Document Number	0000025291
Map Reference	MB 7 PG 41
Instrument Date	Sep 25, 2020
Instrument	2020-0025291
Transaction Type	Transfer
Record Updated	Aug 12, 2021
Title Company	WFG TITLE COMPANY OF CA

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	Community Property with Right of Survivorship
Address	3958 LASSEN ST, NAPA, CA 94558-2359

Mortgage

Document Number	0000025292
Date	Oct 1, 2020
Instrument	2020-0025292

Lender

Name	OPTIMUM FIRST INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2050

January 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NAPA CA
Property Address	3958 LASSEN ST, NAPA, CA 94558-2359
Document Number	0000000774
Instrument Date	Jan 9, 2020
Transaction Type	Mortgage
Record Updated	Jan 27, 2020
Title Company	WFG NATIONAL TITLE COMPANY, WFG NAT'L TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	3958 LASSEN ST NAPA CA 945582359, NAPA, CA 94558-2359

Mortgage

Document Number	0000000774
Date	Jan 14, 2020
Instrument	774

Lender

Name	OPTIMUM FIRST INC
Address	FOUNTAIN VALLEY, CA 92708

Agreement

Type	Conventional with PMI
Amount	Amount on Record
Term	360 Months
Due	Jan 13, 2050

May 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	NAPA CA
Recording Date	May 16, 2018
Property Address	3958 LASSEN ST, NAPA, CA 94558-2359
Document Number	0000009747
Map Reference	MB7 PG41
Instrument Date	May 8, 2018
Instrument	2018-0009747
Transaction Type	Transfer
Record Updated	Aug 12, 2021
Title Company	OLD REPUBLIC TITLE CO

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	3958 LASSEN ST, NAPA, CA 94558-2359

Mortgage

Document Number	0000009748
Date	May 16, 2018
Instrument	2018-0009748

Lender

Name	PREMIER MORTGAGE RESOURCES LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jun 1, 2048

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	NAPA CA
Property Address	3958 LASSEN ST, NAPA, CA 94558-2359
Document Number	0000024453
Instrument Date	Oct 26, 2017
Transaction Type	Mortgage
Record Updated	Nov 30, 2017
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	3958 LASSEN ST NAPA CA 945582359, NAPA, CA 94558-2359

Mortgage

Document Number	0000024453
Date	Oct 31, 2017
Instrument	24453

Lender

Name	ETHOS LNDG
Address	PITTSBURGH, PA 15212

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	300 Months
Due	Oct 30, 2042

Tax Assessment & Valuation

The 2026 property tax bill for 3958 Lassen St was $11,194, up 2.1% from the year before.

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	$11,194.00 (+2.12%)	$920,064 (+2%) Land $390,756 Building $529,308	$920,064 (+2%) Land $390,756 Building $529,308
2025	$10,962.00	$902,025 Land $383,095 Building $518,930	$902,025 Land $383,095 Building $518,930
2023	$10,423.00 (+29.74%)	$867,000 Land $368,220 Building $498,780
2022	$8,034.00

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

Flood

FEMA maps place 3958 Lassen St in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AO, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File median of 11 policies
Community Rating System	Class 7 (15% premium discount)
Nearby Flood Policies	11 in force

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

The area around 3958 Lassen St has no burnable land within ember reach, so its wildfire risk is not rated.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land 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 484 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: Verizon.

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