137 W Blithedale Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 137 W Blithedale Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	2 bd · 1 ba · 1,578 sqft · built 1907
Lot Size	0.11 acres (4,800 sqft)
Owner	2 Individual Names on File
Last Sale	$2,525,000 (Sep 2025)
Tax Bill	$14,964 (2025)
Deeds & Mortgages	Sep 2025 Sale & Mortgage Apr 2019 Transfer
Flood Zone	Zone AE (high risk)
APN	`029-052-03`

Property Details

APN / Parcel Number

Primary APN	`029-052-03`

Interior

Bedrooms	2 Beds
Full Baths	1 Bath
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,578 sqft Living Area
Basement Area	896 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1907
Effective Year Built	Effective 1960
Architectural Style	Contemporary
Exterior Material	Wood Shingle
Roof Material	Composition Shingle
Lot Area	4,800 sqft (0.11 acres)
Garage Area	216 sqft
Parking Spaces	1 Parking Space
Deck Area	319 sqft
Patio Area	319 sqft

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	137 W BLITHEDALE AVE
City	MILL VALLEY
State	CA
Zip	94941-1131
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RS6
Legal Description	MAP D2 606
Legal Subdivision	BLITHEDALE MAP 01
Legal Tract	1
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	4
Census Block	4014
Census Tract	126100

Owner

137 W Blithedale Ave is owned and occupied by two individuals who bought it in September 2025.

Source: Marin County records, as of July 13, 2026

Owner of Record	2 Individual Names on File
Mailing Address	137 W BLITHEDALE AVE, MILL VALLEY, CA 94941-1131
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Sep 19, 2025	Grant Deed, Transfer · Conventional Mortgage JPMORGAN CHASE BANK NA
Apr 18, 2019	Quit Claim Deed, Transfer NOT AVAILABLE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Sep 19, 2025 · Amount on File
Deed Sale	Sep 19, 2025 · Amount on File
Prior Sale	Oct 31, 1997 · Amount on File
Deed Document Number	202524258
Prior Transfer Date	Mar 14, 2019
Prior Transfer Doc	0000012726
Record Updated	Oct 29, 2026

September 2025: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Sep 19, 2025
Property Address	137 W BLITHEDALE AVE, MILL VALLEY, CA 94941-1131
Document Number	0000024258
Instrument Date	Sep 9, 2025
Instrument	2025-0024258
Transaction Type	Transfer
Record Updated	Apr 2, 2026
Title Company	TWFG NATIONAL TITLE INSURANCE COMPANY, WFG NATL TITLE INS COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$2,777.50
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	137 W BLITHEDALE AVE, MILL VALLEY, CA 94941-1131

Mortgage

Document Number	0000024259
Date	Sep 19, 2025
Instrument	2025-0024259

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Oct 1, 2055

Interest

Rate Type	Adjustable Rate
Rate	5.87%
Type Change Date	Oct 1, 2032
Change Frequency	6 Months
Min Rate At Change	2.75%
Max Rate At Change	10.8%
Index	SOFR Average 30-Day
Max Rate	10.8%

April 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Apr 18, 2019
Property Address	137 W BLITHEDALE AVE, MILL VALLEY, CA 94941-1131
Document Number	0000012726
Instrument Date	Mar 14, 2019
Instrument	12726
Transaction Type	Transfer
Record Updated	May 1, 2019
Title Company	NOT AVAILABLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Separate Estate/Property
Address	137 W BLITHEDALE AVE MILL VALLEY CA 949411131, MILL VALLEY, CA 94941-1131

Tax Assessment & Valuation

The 2025 property tax bill for 137 W Blithedale Ave was $14,964.

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		$2,525,000 (+164.38%) Land $1,500,000 Building $1,025,000
2025	$14,964.00 Homeowner's exemption	$955,048 Land $399,162 Building $555,886
2023	$13,425.00 (+4.96%) Homeowner's exemption	$917,969 Land $383,665 Building $534,304
2022	$12,790.00

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

FEMA maps place 137 W Blithedale Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.

Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Nearby Flood Policies	6 in force
Nearby Flood Claims	5 (1982–2009)
Claims Outside the SFHA	4 of 5
Most Recent Claim	Oct 2009 · 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

Wildfire risk around 137 W Blithedale Ave is low, with a 0.04% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.04% 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 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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