448 Wellesley Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 448 Wellesley Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 2,853 sqft · built 1974
Lot Size	0.284 acres (12,350 sqft)
Owner	2 Company Names on File
Tax Bill	$13,715 (2025)
Deeds & Mortgages	Jan 2026 Transfer Mar 2021 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`050-062-04`

Property Details

APN / Parcel Number

Primary APN	`050-062-04`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Building Area	2,853 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1974
Effective Year Built	Effective 1975
Architectural Style	Contemporary
Exterior Material	Wood Siding
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	12,350 sqft (0.284 acres)
Garage Area	441 sqft
Parking Spaces	2 Parking Spaces
Pool Type	Spa / Hot Tub (No Pool)
Deck Area	216 sqft
Patio Area	216 sqft

Utilities, Heating & Cooling

Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	448 WELLESLEY AVE
City	MILL VALLEY
State	CA
Zip	94941-3541
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MAP 3 PG 1 BLK 3 LOT 8,9
Legal Subdivision	MARIN HALF ACRE HOMES
Legal Block	3
Legal Lot Number	8A
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1007
Census Tract	128100

Owner

Source: Marin County assessment roll, as of July 13, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Company Names on File
Mailing Address	448 WELLESLEY AVE, MILL VALLEY, CA 94941-3541
Owner Type	Company
Vesting	Life Tenant

Deeds, Mortgages & Sale History

Date	Document
Jan 29, 2026	Intrafamily Transfer, Transfer
Mar 18, 2021	Deed of Trust, Mortgage · Conventional Mortgage FREMONT BANK

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Jan 29, 2026
Transfer Doc	0000002061
Record Updated	Sep 20, 2026

January 2026: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MARIN CA
Recording Date	Jan 29, 2026
Property Address	448 WELLESLEY AVE, MILL VALLEY, CA 94941-3541
Document Number	0000002061
Map Reference	MB 3 PG 1
Instrument Date	Jan 29, 2026
Instrument	2026-0002061
Transaction Type	Transfer
Record Updated	Feb 10, 2026

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	Living Trust
Address	448 WELLESLEY AVE, MILL VALLEY, CA 94941-3541

March 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	448 WELLESLEY AVE, MILL VALLEY, CA 94941-3541
Transaction Type	Mortgage
Record Updated	Apr 1, 2021
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	448 WELLESLEY AVE, MILL VALLEY, CA 94941-3541

Mortgage

Document Number	0000018507
Date	Mar 18, 2021
Instrument	2021-0018507

Lender

Name	FREMONT BANK
Type	Bank
Address	LIVERMORE, CA 94551

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Apr 1, 2051

Tax Assessment & Valuation

Source: Marin County assessment roll, as of July 13, 2026

Property Jurisdictions

Type	Name
State	California
County	Marin County
Elementary School District	Mill Valley Elementary School District (KG - 08)
Secondary School District	Tamalpais Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$690,419 (+2%) Land $182,803 Building $507,616
2025	$13,715.00 (+5.99%) Homeowner's exemption	$676,885 (+4.04%) Land $179,219 Building $497,666
2023	$12,940.00 (+8.41%) Homeowner's exemption	$650,602 Land $172,260 Building $478,342
2022	$11,936.00

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

Flood

Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · 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
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	4 in force
Nearby Flood Claims	4 (1982–1998)
Claims Outside the SFHA	4 of 4
Most Recent Claim	Apr 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	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	MARIN MUNICIPAL WATER DISTRICT serves 188,116 people · EPA ID CA2110002
Water Source	Surface water
Last State Inspection	Aug 2023
Lead	Under 1 ppb (2019–2021) 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 707 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25

May also be available: T-Mobile USA, Verizon.

Cell Coverage

5G and 4G LTE (outdoors only)

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