18 Heron Dr, Mill Valley, CA 94941 Property Records

Marin County property record for 18 Heron Dr, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	3 bd · 2.5 ba · 3,214 sqft · built 2003
Lot Size	0.21 acres (9,148 sqft)
Owner	2 Company Names on Record
Last Sale	$2,550,000 (Aug 2013)
Tax Bill	$39,081 (2025)
Deeds & Mortgages	Jan 2022 Mortgage Jun 2022 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`043-370-14`

Property Details

APN / Parcel Number

Primary APN	`043-370-14`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Building Area	3,214 sqft Living Area
Basement Area	291 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2003
Effective Year Built	Effective 2006
Lot Area	9,148 sqft (0.21 acres)
Garage Area	485 sqft
Parking Spaces	2 Parking Spaces
Deck Area	407 sqft
Patio Area	407 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	18 HERON DR
City	MILL VALLEY
State	CA
Zip	94941-3271
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MAP 20 PG 16 LOT 7
Legal Subdivision	STRAWBERRY POINT
Legal Lot Number	7
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1002
Census Tract	125000

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	18 HERON DR, MILL VALLEY, CA 94941-3271
Owner Type	Company
Vesting	Borrower in Default

Deeds, Mortgages & Sale History

Date	Document
Jan 7, 2022	Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK
Jun 16, 2022	Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 29, 2013 · Amount on Record
Deed Sale	Aug 29, 2013 · Amount on Record
Prior Sale	Dec 20, 2002 · Amount on Record
Deed Document Number	201357158
Last Transfer Date	Oct 4, 2013
Transfer Doc	0000070198
Record Updated	Oct 29, 2026

January 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	18 HERON DR, MILL VALLEY, CA 94941-3271
Transaction Type	Mortgage
Record Updated	Jul 21, 2022
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18 HERON DR, MILL VALLEY, CA 94941-3271

Mortgage

Document Number	0000000774
Date	Jan 7, 2022
Instrument	2022-0000774

Lender

Name	FIRST REPUBLIC BANK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Jan 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	2.55%
Type Change Date	Jan 1, 2032
Change Frequency	Monthly
Min Rate At Change	2.95%
Max Rate At Change	10.9%
Index	Other
Max Rate	10.9%

June 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	18 HERON DR, MILL VALLEY, CA 94941-3271
Transaction Type	Mortgage
Record Updated	Jul 21, 2022
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	18 HERON DR, MILL VALLEY, CA 94941-3271

Mortgage

Document Number	0000023451
Date	Jun 16, 2022
Instrument	2022-0023451

Lender

Name	FIRST REPUBLIC BANK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	300 Months
Due	Jun 26, 2047

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

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		$3,214,260 (+2%) Land $1,719,190 Building $1,495,070
2025	$39,081.00 (+5.23%)	$3,151,250 (+4.04%) Land $1,685,488 Building $1,465,762
2023	$37,137.00 (+3.84%)	$3,028,908 Land $1,620,052 Building $1,408,856
2022	$35,765.00

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 VE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 29 individual policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	81 units insured incl. 52 condo units
Nearby Flood Claims	24 (1978–2014)
Claims Outside the SFHA	2 of 24
Most Recent Claim	Dec 2014 · rainfall accumulation
Claims by Event	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

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 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

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 185 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
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100

May also be available: T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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