23 Monte Cimas Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 23 Monte Cimas Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	2 bd · 2 ba · 1,912 sqft · built 1957
Lot Size	0.145 acres (6,300 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,610,000 (Feb 2026)
Tax Bill	$7,218 (2025)
Deeds & Mortgages	Feb 2026 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`045-271-04`

Property Details

APN / Parcel Number

Primary APN	`045-271-04`

Interior

Bedrooms	2 Beds
Full Baths	2 Baths
Total Rooms	5 Rooms
Stories	2 Stories
Building Area	1,912 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1957
Effective Year Built	Effective 1966
Architectural Style	Contemporary
Lot Area	6,300 sqft (0.145 acres)
Garage Area	276 sqft
Parking Spaces	1 Parking Space
Deck Area	661 sqft
Patio Area	661 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	23 MONTE CIMAS AVE
City	MILL VALLEY
State	CA
Zip	94941-1742
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	BLK D LOT 8-10
Legal Subdivision	MUIR WOODS PARK SUB 2
Legal Block	D
Legal Lot Number	8-10
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1001
Census Tract	128200

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Listed Area	Within Dipsea Trail, The listed 2010 · 1 contributing resources · NRIS 10000356

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

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 Individual Names on Record
Mailing Address	23 MONTE CIMAS AVE, MILL VALLEY, CA 94941-1742
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 11, 2026 · Amount on Record
Deed Sale	Feb 11, 2026 · Amount on Record
Prior Sale	Jan 23, 2003 · Amount on Record
Deed Document Number	20263112
Prior Transfer Date	Aug 8, 2013
Prior Transfer Doc	0000055229
Record Updated	Oct 29, 2026

February 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Feb 11, 2026
Property Address	23 MONTE CIMAS AVE, MILL VALLEY, CA 94941-1742
Document Number	0000003112
Map Reference	VOL 3 PG 66
Instrument Date	Feb 2, 2026
Instrument	2026-0003112
Transaction Type	Transfer
Record Updated	Feb 26, 2026
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,771.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	23 MONTE CIMAS AVE, MILL VALLEY, CA 94941-1742

Mortgage

Document Number	0000003113
Date	Feb 11, 2026
Instrument	2026-0003113

Lender

Name	FIRST TECHNOLOGY FEDERAL CU
Type	Credit Union
Address	SAN JOSE, CA 95134

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2056

Interest

Rate Type	Adjustable Rate
Rate	5.75%
Type Change Date	Mar 1, 2033
Change Frequency	6 Months
Min Rate At Change	3%
Max Rate At Change	10.7%
Index	SOFR Average 30-Day
Margin	3
Max Rate	10.7%

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		$1,606,500 (+279.16%) Land $943,500 Building $663,000
2025	$7,218.00 (+6.57%) Homeowner's exemption	$423,695 (+4.04%) Land $151,566 Building $272,129
2023	$6,773.00 (+3.77%) Homeowner's exemption	$407,243 Land $145,681 Building $261,562
2022	$6,527.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

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 Claims	1 (2024)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 2024 · other causes

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 47% of the US · lower than 72% of California
Wildfire Likelihood	0.09% 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 205 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
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

May also be available: Muir Beach LAN, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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