14 Underhill Rd, Mill Valley, CA 94941 Property Records

Marin County property record for 14 Underhill Rd, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,760 sqft · built 1961
Lot Size	0.247 acres (10,740 sqft)
Owner	2 Company Names on Record
Last Sale	$2,250,000 (Aug 2017)
Tax Bill	$33,587 (2025)
Deeds & Mortgages	Aug 2021 Transfer Aug 2021 Mortgage + 5 more
Flood Zone	Zone X (minimal risk)
APN	`033-143-10`

Property Details

APN / Parcel Number

Primary APN	`033-143-10`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	3,760 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1961
Effective Year Built	Effective 1980
Lot Area	10,740 sqft (0.247 acres)
Garage Area	594 sqft
Parking Spaces	2 Parking Spaces
Pool Area	576 sqft
Deck Area	420 sqft
Patio Area	420 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	14 UNDERHILL RD
City	MILL VALLEY
State	CA
Zip	94941-1424
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Subdivision	SCOTT VLY UN
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1000
Census Tract	126200

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	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Aug 30, 2021	Intrafamily Transfer, Transfer MORTGAGE CONNECT LP
Aug 30, 2021	Intrafamily Transfer, Transfer · Conventional Mortgage ALLY BANK
Jan 27, 2021	Deed of Trust, Mortgage · Conventional Mortgage BANK OF AMERICA NA
Jul 13, 2018	Deed of Trust, Mortgage · Line of Credit WELLS FARGO BANK NA
Feb 15, 2020	Deed of Trust, Mortgage BANK OF AMERICA
Sep 23, 2019	Quit Claim Deed, Transfer ATTORNEY ONLY
Aug 2, 2017	Grant Deed, Transfer · ARM WELLS FARGO BANK NA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 2, 2017 · Amount on Record
Deed Sale	Aug 2, 2017 · Amount on Record
Deed Document Number	201730799
Last Transfer Date	Aug 24, 2021
Transfer Doc	0000054316
Record Updated	Sep 20, 2026

August 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MARIN CA
Recording Date	Aug 30, 2021
Property Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424
Document Number	0000054318
Map Reference	MB 10 PG 69
Instrument Date	Aug 24, 2021
Instrument	2021-0054318
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	MORTGAGE CONNECT LP

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	Family Trust
Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424

August 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MARIN CA
Recording Date	Aug 30, 2021
Property Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424
Document Number	0000054316
Map Reference	MB 10 PG 69
Instrument Date	Aug 24, 2021
Instrument	2021-0054316
Transaction Type	Transfer
Record Updated	Sep 15, 2021
Title Company	MORTGAGE CONNECT LP

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
Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424

Mortgage

Document Number	0000054317
Date	Aug 30, 2021
Instrument	2021-0054317

Lender

Name	ALLY BANK
Type	Bank

Agreement

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

January 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424
Transaction Type	Mortgage
Record Updated	Feb 9, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424

Mortgage

Document Number	0000005553
Date	Jan 27, 2021
Instrument	2021-0005553

Lender

Name	BANK OF AMERICA NA
Type	Bank
Address	CHARLOTTE, NC 28255

Agreement

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

Interest

Rate Type	Adjustable Rate
Rate	3%
Type Change Date	Feb 1, 2028
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	8%
Index	1-Year LIBOR
Max Rate	8%

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000025001
Date	Jul 13, 2018
Instrument	2018-0025001

Lender

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

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	361 Months
Due	Aug 6, 2048

February 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424
Document Number	0000007030
Instrument Date	Feb 15, 2020
Transaction Type	Mortgage
Record Updated	Mar 10, 2020
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	14 UNDERHILL RD MILL VALLEY CA 949411424, MILL VALLEY, CA 94941-1424

Mortgage

Document Number	0000007030
Date	Feb 24, 2020
Instrument	7030

Lender

Name	BANK OF AMERICA
Type	Bank
Address	101 S TRYON ST, CHARLOTTE, NC 28280-0002

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Feb 23, 2050

Interest

Rate Type	Adjustable Rate
Rate	3.25%

September 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Sep 23, 2019
Property Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424
Document Number	0000034972
Instrument Date	Jul 7, 2019
Instrument	34972
Transaction Type	Transfer
Record Updated	Dec 9, 2020
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	14 UNDERHILL RD MILL VALLEY CA 949411424, MILL VALLEY, CA 94941-1424

August 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Aug 2, 2017
Property Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424
Document Number	0000030799
Map Reference	MB10 PG69
Instrument Date	Jul 17, 2017
Instrument	2017-0030799
Transaction Type	Transfer
Record Updated	Aug 13, 2021
Title Company	CORNERSTONE TITLE CO

Transaction

Amount	Amount Recorded
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
Relationship	Community Property with Right of Survivorship
Address	14 UNDERHILL RD, MILL VALLEY, CA 94941-1424

Mortgage

Document Number	0000030800
Date	Aug 2, 2017
Instrument	2017-0030800

Lender

Name	WELLS FARGO BANK NA
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	360 Months
Due	Aug 1, 2047

Interest

Rate Type	Adjustable Rate
Rate	3%
Type Change Date	Aug 1, 2024
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	5%
Index	1-Year LIBOR
Max Rate	8%

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		$2,666,811 (+2%) Land $1,334,644 Building $1,332,167
2025	$33,587.00 (+8.11%) Homeowner's exemption	$2,614,534 (+4.04%) Land $1,308,481 Building $1,306,053
2023	$31,066.00 (+4.99%) Homeowner's exemption	$2,513,014 Land $1,257,674 Building $1,255,340
2022	$29,590.00

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
Flood Insurance Cost	Premium on Record median of 86 individual policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	108 units insured incl. 22 condo units
Nearby Flood Claims	9 (1982–2019)
Claims Outside the SFHA	1 of 9
Most Recent Claim	Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides
Claims by Event	Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 4 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 67% of the US · lower than 81% of California
Wildfire Likelihood	0.03% 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 105 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25

May also be available: AT&T.

Cell Coverage

5G and 4G LTE (outdoors only)

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