54 Topside Way, Mill Valley, CA 94941 Property Records

Marin County property record for 54 Topside Way, Mill Valley, CA 94941 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	4 bd · 4.5 ba · 4,610 sqft · built 1978
Lot Size	0.306 acres (13,339 sqft)
Owner	2 Company Names on File
Tax Bill	$14,711 (2025)
Deeds & Mortgages	Feb 2019 Transfer
Flood Zone	Zone X (minimal risk)
APN	`043-122-35`

Property Details

APN / Parcel Number

Primary APN	`043-122-35`
Alternative APN	`04312215`

Interior

Bedrooms	4 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Building Area	4,610 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1984
Architectural Style	Contemporary
Lot Area	13,339 sqft (0.306 acres)
Garage Area	496 sqft
Parking Spaces	2 Parking Spaces
Deck Area	1,016 sqft
Patio Area	1,016 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	54 TOPSIDE WAY
City	MILL VALLEY
State	CA
Zip	94941-3212
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Subdivision	HARBOR POINT 02B
Legal Lot Number	85
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1003
Census Tract	125000

Owner

Source: Marin County records · APN 043-122-35

Assessment roll updated July 13, 2026 · Last verified July 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	54 TOPSIDE WAY, MILL VALLEY, CA 94941-3212
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Living Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Transfer Date	Dec 02, 2002
Transfer Doc	0000005320
Record Updated	Sep 20, 2026

February 2019: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	MARIN CA
Recording Date	Feb 07, 2019
Property Address	54 TOPSIDE WAY, MILL VALLEY, CA 94941-3212
Document Number	0000003584
Instrument Date	Jan 31, 2019
Instrument	3584
Transaction Type	Transfer
Record Updated	Mar 26, 2020
Title Company	NOT AVAILABLE

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	54 TOPSIDE WAY MILL VALLEY CA 949413212, MILL VALLEY, CA 94941-3212

Tax Assessment & Valuation

Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value
2026		$1,171,824 (+2%) Land $300,331 Building $871,493
2025	$14,711.00 (+4.98%) Homeowner's exemption	$1,148,852 (+4.04%) Land $294,444 Building $854,408
2023	$14,013.00 (-5.38%) Homeowner's exemption	$1,104,242 Land $283,010 Building $821,232
2022	$14,810.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060411250001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Nearest Special Flood Hazard Area	Zone VE, within 500 ft
Flood Insurance Cost	Premium on Record median of 29 individual NFIP policies nearby
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	81 units insured (52 under condo master policies) 17 of 29 individual policies on primary residences
Nearby Flood Claims	24 (1978–2014)
Claims Outside the SFHA	2 of 24
Most Recent Claim	Dec 2014, rainfall accumulation
Flood Events	Severe Winter Storms And Flooding (Mar 1998), 3 claims Coastal Storms, Floods, Slides & Tornadoes (Feb 1983), 4 claims Severe Storms, Flood, Mudslides & High Tide (Jan 1982), 2 claims

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
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.