317 Hillside Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 317 Hillside Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	4 bd · 4.5 ba · 3,754 sqft · built 2013
Lot Size	0.262 acres (11,404 sqft)
Owner	2 Company Names on Record
Last Sale	$4,000,000 (Oct 2013)
Tax Bill	$62,645 (2025)
Deeds & Mortgages	May 2023 Line of Credit Feb 2022 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`029-071-21`

Property Details

APN / Parcel Number

Primary APN	`029-071-21`

Interior

Bedrooms	4 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Building Area	3,754 sqft Living Area
Basement Area	176 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 2013
Effective Year Built	Effective 2013
Lot Area	11,404 sqft (0.262 acres)
Garage Area	520 sqft
Parking Spaces	2 Parking Spaces
Pool Area	616 sqft
Deck Area	1,066 sqft
Patio Area	1,066 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	317 HILLSIDE AVE
City	MILL VALLEY
State	CA
Zip	94941-1179
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	LOT 1,2
Legal Subdivision	SUNNY HEIGHTS ADD/EASTLAND
Legal Lot Number	1,2
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 August 27, 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	317 HILLSIDE AVE, MILL VALLEY, CA 94941-1179
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
May 1, 2023	Deed of Trust, Mortgage · Line of Credit THE GOLDEN 1 CU
Feb 2, 2022	Intrafamily Transfer, Transfer
Dec 17, 2021	Deed of Trust, Mortgage · Conventional Mortgage MUTUAL OF OMAHA MORTGAGE INC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 14, 2013 · Amount on Record
Deed Sale	Oct 14, 2013 · Amount on Record
Prior Sale	Mar 2, 2011 · Amount on Record
Deed Document Number	201365091
Prior Transfer Date	Feb 15, 1994
Prior Transfer Doc	0000017217
Record Updated	Oct 29, 2026

May 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	317 HILLSIDE AVE, MILL VALLEY, CA 94941-1179
Transaction Type	Mortgage
Record Updated	May 18, 2023
Title Company	E-PLACER TITLE, PLACER TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	317 HILLSIDE AVE, MILL VALLEY, CA 94941-1179

Mortgage

Document Number	0000010881
Date	May 1, 2023
Instrument	2023-0010881

Lender

Name	THE GOLDEN 1 CU
Type	Credit Union
Address	SACRAMENTO, CA 95826

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	May 1, 2053

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

February 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MARIN CA
Recording Date	Feb 2, 2022
Property Address	317 HILLSIDE AVE, MILL VALLEY, CA 94941-1179
Document Number	0000004331
Map Reference	MB 3 PG 28
Instrument Date	Jan 6, 2022
Instrument	2022-0004331
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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	317 HILLSIDE AVE, MILL VALLEY, CA 94941-1179

December 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	317 HILLSIDE AVE, MILL VALLEY, CA 94941-1179
Transaction Type	Mortgage
Record Updated	Dec 28, 2021
Title Company	TIMIOS INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	317 HILLSIDE AVE, MILL VALLEY, CA 94941-1179

Mortgage

Document Number	0000073684
Date	Dec 17, 2021
Instrument	2021-0073684

Lender

Name	MUTUAL OF OMAHA MORTGAGE INC
Type	Mortgage Company
Address	SAN DIEGO, CA 92108

Agreement

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

Interest

Rate Type	Adjustable Rate
Rate	3%
Type Change Date	Jan 1, 2032
Change Frequency	6 Months
Min Rate At Change	3%
Max Rate At Change	8%
Index	Other
Margin	3
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		$5,061,652 (+2%) Land $1,875,480 Building $3,186,172
2025	$62,645.00 (+8.15%) Homeowner's exemption	$4,962,428 (+4.04%) Land $1,838,715 Building $3,123,713
2023	$57,925.00 (+2.54%) Homeowner's exemption	$4,769,770 Land $1,767,330 Building $3,002,440
2022	$56,489.00

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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