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8 Sidney St, Mill Valley, CA 94941 Property Records

Marin County property record for 8 Sidney St, Mill Valley, CA 94941 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details5 bd · 3.5 ba · 3,036 sqft · built 1935
Lot Size0.268 acres (11,692 sqft)
Owner2 Company Names on File
Last Sale$3,800,000 (May 2024)
Tax Bill$48,257 (2025)
Deeds & MortgagesMay 2024 Mortgage
May 2021 Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APN029-212-03

Property Details

APN / Parcel Number

Primary APN029-212-03

Interior

Bedrooms5 Beds
Full Baths3.5 Baths
Half Baths1 Half Bath
Building Area3,036 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1935
Effective Year BuiltEffective 1968
Architectural StyleContemporary
Lot Area11,692 sqft (0.268 acres)
Garage Area980 sqft
Parking Spaces4 Parking Spaces
Deck Area1,213 sqft

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Street Address8 SIDNEY ST
CityMILL VALLEY
StateCA
Zip94941-1338
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionMAP E3 606
Legal SubdivisionBOYLE PARK
Legal BlockF
Legal Lot Number11-13
JurisdictionMARIN CA
Township / Civil DivisionSOUTHEAST MARIN
Census Block Group4
Census Block4012
Census Tract126100

Owner

Source: Marin County records · APN 029-212-03

Assessment roll updated July 13, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Company Names on File
Mailing Address8 SIDNEY ST, MILL VALLEY, CA 94941-1338
Owner TypeCompany
VestingTrust, Family Trust

Deeds, Mortgages & Sale History

DateDocument
May 02, 2024Deed of Trust, Mortgage · Conventional Mortgage
BANK OF AMERICA NA
May 06, 2021Deed of Trust, Mortgage · Commercial Mortgage
GRAND COAST CAPITAL GROUP
May 22, 2018Deed of Trust, Mortgage
OTHER INSTITUTIONAL LENDERS

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleMay 02, 2024 · Amount on Record
Deed SaleMay 02, 2024 · Amount on Record
Prior SaleNov 17, 2010 · Amount on Record
Deed Document Number202412570
Prior Transfer DateJul 30, 2014
Prior Transfer Doc0000023811
Record UpdatedSep 20, 2026

May 2024: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMARIN CA
Property Address8 SIDNEY ST, MILL VALLEY, CA 94941-1338
Transaction TypeMortgage
Record UpdatedMay 22, 2024
Title CompanyFIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address10 AVON AVE, MILL VALLEY, CA 94941-1364

Mortgage

Document Number0000012571
DateMay 02, 2024
Instrument2024-0012571
Lender
NameBANK OF AMERICA NA
TypeBank
Address101 S TRYON ST, CHARLOTTE, NC 28280
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJun 01, 2054
Interest
Rate TypeAdjustable Rate
Rate6.5%
AdjustableAdjustable Rate Rider
Type Change DateJun 01, 2031
Change Frequency6 Months
Min Rate At Change2.75%
Max Rate At Change11.5%
IndexOther
Max Rate11.5%

May 2021: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMARIN CA
Property Address8 SIDNEY ST, MILL VALLEY, CA 94941-1338
Transaction TypeMortgage
Record UpdatedJun 16, 2021
Title CompanyFIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address1 BEACON ST, BOSTON, MA 02108-3107

Mortgage

Document Number0000030716
DateMay 06, 2021
Instrument2021-0030716
Lender
NameGRAND COAST CAPITAL GROUP
TypeNon-Lending Institution
AddressQUINCY, MA 02169
Agreement
TypeCommercial Mortgage
AmountAmount Recorded

May 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMARIN CA
Property Address8 SIDNEY ST, MILL VALLEY, CA 94941-1338
Document Number0000019201
Instrument DateMay 22, 2018
Transaction TypeMortgage
Record UpdatedJun 07, 2018
Title CompanyPLACER TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property
Address1 BEACON ST #15TH BOSTON MA 021083107, 15TH, BOSTON, MA 02108-3107

Mortgage

Document Number0000019201
DateMay 30, 2018
Instrument19201
Lender
NameOTHER INSTITUTIONAL LENDERS
TypeBank
Address1515 HANCOCK ST # 404, QUINCY, MA 02169-5243
Agreement
AmountAmount Recorded

Tax Assessment & Valuation

Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyMarin County
MunicipalityMill Valley City
Elementary School DistrictMill Valley Elementary School District (KG - 08)
Secondary School DistrictTamalpais Union High School District (09 - 12)

Tax Bill & Assessment History

Assessed value is set for property tax purposes and is not a market price estimate.

YearTax BillAssessed Value
2026$4,098,520 (+5.74%) Land $2,601,000 Building $1,497,520
2025$48,257.00 (+74.8%)$3,876,000 (+82.58%) Land $2,550,000 Building $1,326,000
2023$27,607.00 (+4.37%)$2,122,881 Land $985,096 Building $1,137,785
2022$26,450.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo
Nearest Special Flood Hazard AreaZone AE, within 500 ft

Wildfire

Wildfire RiskLow
above 20% of the US · above 11% of California
Wildfire LikelihoodAbout 1 in 8,333 per year
ExposureDirect
burnable vegetation at the parcel

Values are read at the parcel center point; lenders make the official flood determination.

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