315 Hillside Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 315 Hillside Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	2 bd · 1.5 ba · 1,269 sqft · built 1955
Lot Size	0.147 acres (6,420 sqft)
Owner	Company Name on Record
Last Sale	$2,400,000 (Aug 2024)
Tax Bill	$30,086 (2025)
Deeds & Mortgages	May 2022 Mortgage Feb 2022 Sale
Flood Zone	Zone X (minimal risk)
APN	`029-071-22`

Property Details

APN / Parcel Number

Primary APN	`029-071-22`

Interior

Bedrooms	2 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Building Area	1,269 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1955
Effective Year Built	Effective 1955
Architectural Style	Contemporary
Lot Area	6,420 sqft (0.147 acres)
Deck Area	690 sqft

Location & Zoning

Street Address	315 HILLSIDE AVE
City	MILL VALLEY
State	CA
Zip	94941-1147
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MAP D2 606
Legal Subdivision	SUNNY HEIGHTS ADD
Legal Lot Number	3
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	5
Census Block	5019
Census Tract	126100

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	Company Name on Record
Mailing Address	1328 SCOTT ST, PETALUMA, CA 94954-1120
Owner Type	Company
Vesting	Limited Partnership

Deeds, Mortgages & Sale History

Date	Document
May 6, 2022	Deed of Trust, Mortgage · Conventional Mortgage MORGAN STANLEY PRIVATE BANK NA
Feb 24, 2022	Grant Deed, Transfer OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 5, 2024 · Amount on Record
Deed Sale	Aug 5, 2024 · Amount on Record
Prior Sale	Feb 24, 2022 · Amount on Record
Deed Document Number	202421839
Prior Transfer Date	Jul 14, 1997
Prior Transfer Doc	0000037990
Record Updated	Oct 29, 2026

May 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	315 HILLSIDE AVE, MILL VALLEY, CA 94941-1147
Transaction Type	Mortgage
Record Updated	May 19, 2022
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2200 LEAVENWORTH ST 506, 506, SAN FRANCISCO, CA 94133-2291

Mortgage

Document Number	0000018730
Date	May 6, 2022
Instrument	2022-0018730

Lender

Name	MORGAN STANLEY PRIVATE BANK NA
Type	Bank
Address	CINCINNATI, OH 45245

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2052

February 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Feb 24, 2022
Property Address	315 HILLSIDE AVE, MILL VALLEY, CA 94941-1147
Document Number	0000007194
Map Reference	MB 3 PG 28
Instrument Date	Feb 17, 2022
Instrument	2022-0007194
Transaction Type	Transfer
Record Updated	Mar 8, 2022
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Tax	$3,135.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2200 LEAVENWORTH ST APT 506, 506, SAN FRANCISCO, CA 94133-2291

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		$2,408,220 (+2%) Land $1,428,000 Building $980,220
2025	$30,086.00 (-15.83%)	$2,361,000 (-18.78%) Land $1,400,000 Building $961,000
2023	$35,746.00 (+145.05%)	$2,907,000 Land $1,734,000 Building $1,173,000
2022	$14,587.00

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 (1986–2010)
Claims Outside the SFHA	2 of 3
Most Recent Claim	Jan 2010 · 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	Low lower than 67% of the US · lower than 81% of California
Wildfire Likelihood	0.03% annual chance
Exposure	Direct burnable vegetation

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

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

May also be available: T-Mobile, Unwired.

Cell Coverage

5G (outdoors only) and 4G LTE

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