20 Wainwright Pl, Mill Valley, CA 94941 Property Records

Marin County property record for 20 Wainwright Pl, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 3,975 sqft · built 1997
Lot Size	0.506 acres (22,046 sqft)
Owner	2 Company Names on Record
Last Sale	$2,695,500 (Jul 2016)
Tax Bill	$39,235 (2025)
Deeds & Mortgages	Aug 2017 Line of Credit Nov 2019 Transfer
Flood Zone	Zone X (minimal risk)
APN	`027-203-39`

Property Details

APN / Parcel Number

Primary APN	`027-203-39`
Alternative APN	`02720337`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Building Area	3,975 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1997
Effective Year Built	Effective 2000
Lot Area	22,046 sqft (0.506 acres)
Garage Area	600 sqft
Parking Spaces	2 Parking Spaces
Deck Area	458 sqft
Patio Area	458 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	20 WAINWRIGHT PL
City	MILL VALLEY
State	CA
Zip	94941-1729
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Subdivision	TAMALPAIS LAND & WATER CO MAP
Legal Lot Number	387
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	3
Census Block	3000
Census Tract	127000

Owner

Source: Marin County records, 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 Record
Mailing Address	20 WAINWRIGHT PL, MILL VALLEY, CA 94941-1729
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Aug 7, 2017	Deed of Trust, Mortgage · Line of Credit WELLS FARGO BANK NA
Nov 18, 2019	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 7, 2016 · Amount on Record
Deed Sale	Jul 7, 2016 · Amount on Record
Prior Sale	Oct 3, 2008 · Amount on Record
Deed Document Number	201630176
Prior Transfer Date	May 22, 2012
Prior Transfer Doc	0000012139
Record Updated	Sep 20, 2026

August 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	20 WAINWRIGHT PL, MILL VALLEY, CA 94941-1729
Transaction Type	Mortgage
Record Updated	May 26, 2022
Title Company	AMERICAN TITLE INC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000031373
Date	Aug 7, 2017
Instrument	2017-0031373

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Aug 27, 2047

November 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Nov 18, 2019
Property Address	20 WAINWRIGHT PL, MILL VALLEY, CA 94941-1729
Document Number	0000043407
Instrument Date	Nov 15, 2019
Instrument	43407
Transaction Type	Transfer
Record Updated	Dec 5, 2019
Title Company	ATTORNEY ONLY

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	20 WAINWRIGHT PL MILL VALLEY CA 949411729, MILL VALLEY, CA 94941-1729

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		$3,188,780 (+2%) Land $1,657,278 Building $1,531,502
2025	$39,235.00 (+4.6%) Homeowner's exemption	$3,126,258 (+4.04%) Land $1,624,784 Building $1,501,474
2023	$37,511.00 (+4.32%) Homeowner's exemption	$3,004,878 Land $1,561,700 Building $1,443,178
2022	$35,956.00

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	5 in force
Nearby Flood Claims	4 (1982–1998)
Claims Outside the SFHA	3 of 4
Most Recent Claim	Jan 1998 · rainfall accumulation

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 48% of the US · lower than 71% of California
Wildfire Likelihood	0.1% 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 340 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: Unwired, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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