166 Helen's Ln, Mill Valley, CA 94941 Property Records

Marin County property record for 166 Helen's Ln, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 2,648 sqft · built 1925
Lot Size	0.311 acres (13,542 sqft)
Owner	2 Company Names on Record
Last Sale	$2,200,000 (Jul 2016)
Tax Bill	$32,906 (2025)
Deeds & Mortgages	Sep 2025 Transfer Sep 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`028-156-03`

Property Details

APN / Parcel Number

Primary APN	`028-156-03`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Building Area	2,648 sqft Living Area
Basement Area	171 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1925
Effective Year Built	Effective 1968
Architectural Style	Contemporary
Lot Area	13,542 sqft (0.311 acres)
Garage Area	240 sqft
Parking Spaces	1 Parking Space
Deck Area	783 sqft
Patio Area	783 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	166 HELENS LN
City	MILL VALLEY
State	CA
Zip	94941-2615
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MAP D3 606
Legal Subdivision	SCHLINGMAN 06
Legal Tract	6
Legal Lot Number	49
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	2
Census Block	2005
Census Tract	127000

Owner

Source: Marin County records, as of July 13, 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 Company Names on Record
Mailing Address	166 HELENS LN, MILL VALLEY, CA 94941-2615
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 8, 2025	Intrafamily Transfer, Transfer
Sep 7, 2018	Quit Claim Deed, Transfer OTHER

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 12, 2016 · Amount on Record
Deed Sale	Jul 12, 2016 · Amount on Record
Prior Sale	Apr 7, 2006 · Amount on Record
Deed Document Number	201630989
Prior Transfer Date	Mar 19, 1997
Prior Transfer Doc	0000032436
Record Updated	Oct 29, 2026

September 2025: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MARIN CA
Recording Date	Sep 8, 2025
Property Address	166 HELENS LN, MILL VALLEY, CA 94941-2615
Document Number	0000023266
Map Reference	VOL 2 PG 102
Instrument Date	Aug 22, 2025
Instrument	2025-0023266
Transaction Type	Transfer
Record Updated	Sep 26, 2025

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	166 HELENS LN, MILL VALLEY, CA 94941-2615

September 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Sep 7, 2018
Property Address	166 HELENS LN, MILL VALLEY, CA 94941-2615
Document Number	0000031781
Instrument Date	Sep 5, 2018
Instrument	31781
Transaction Type	Transfer
Record Updated	Sep 21, 2018
Title Company	OTHER

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	166 HELENS LN MILL VALLEY CA 949412615, MILL VALLEY, CA 94941-2615

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Marin County
Municipality	Mill Valley City
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		$2,604,293 (+2%) Land $1,598,089 Building $1,006,204
2025	$32,906.00 (+3.98%)	$2,553,232 (+4.04%) Land $1,566,756 Building $986,476
2023	$31,646.00 (+3.42%)	$2,454,100 Land $1,505,925 Building $948,175
2022	$30,599.00

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
Nearby Flood Policies	1 in force
Nearby Flood Claims	3 (1982–1983)
Claims Outside the SFHA	3 of 3
Most Recent Claim	Feb 1983 · Coastal Storms, Floods, Slides & Tornadoes
Claims by Event	Coastal Storms, Floods, Slides & Tornadoes, Feb 1983 · 2 claims

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	0.02% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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	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 351 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250

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

Cell Coverage

5G (outdoors only) and 4G LTE

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