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20 Tamarack Rd, San Geronimo, CA 94963 Property Records

Marin County property record for 20 Tamarack Rd, San Geronimo, CA 94963

Property Summary

Property TypeSingle Family Home
Details1 bd · 1 ba · 1,572 sqft · built 1930
Lot Size1.7 acres (74,168 sqft)
Owner2 Company Names on Record
Tax Bill$2,487 (2025)
Deeds & MortgagesFeb 2021 Transfer
Aug 2020 Transfer
Flood ZoneZone X (minimal risk)
APN169-182-06

Property Details

APN / Parcel Number

Primary APN169-182-06

Interior

Bedrooms1 Bed
Full Baths1 Bath
Total Rooms4 Rooms
Building Area1,572 sqft Living Area
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 1950
Architectural StyleContemporary
Lot Area74,168 sqft
Garage Area660 sqft
Parking Spaces2 Parking Spaces

Location & Zoning

Street Address20 TAMARACK RD
CitySAN GERONIMO
StateCA
Zip94963-3614
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal SubdivisionSAN GERONIMO MAP 04
Legal Lot Number79
JurisdictionMARIN CA
Township / Civil DivisionNORTHWEST MARIN
Census Block Group3
Census Block3031
Census Tract113000

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 Record2 Company Names on Record
Mailing AddressPO BOX 11, SAN GERONIMO, CA 94963-0011
OccupancyOwner Occupied
Owner TypeCompany
VestingBorrower in Default

Deeds, Mortgages & Sale History

DateDocument
Feb 3, 2021Intrafamily Transfer, Transfer
Aug 17, 2020Affidavit of Death, Transfer
NOT AVAILABLE

Assessor's Deed Record

Deed Names2 Names on Deed
Last Transfer DateJan 25, 2021
Transfer Doc0000007239
Record UpdatedSep 20, 2026

February 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionMARIN CA
Recording DateFeb 3, 2021
Property Address20 TAMARACK RD, SAN GERONIMO, CA 94963-3614
Document Number0000007239
Map ReferenceMB 4 PG 87
Instrument DateJan 25, 2021
Instrument2021-0007239
Transaction TypeTransfer
Record UpdatedJun 7, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
AddressPO BOX 11, SAN GERONIMO, CA 94963-0011

August 2020: Affidavit of Death, Transfer

Document TypeAffidavit of Death
JurisdictionMARIN CA
Recording DateAug 17, 2020
Property Address20 TAMARACK RD, SAN GERONIMO, CA 94963-3614
Document Number0000037189
Instrument DateAug 8, 2020
Instrument37189
Transaction TypeTransfer
Record UpdatedSep 3, 2020
Title CompanyNOT AVAILABLE

Transaction

Tax$0.00
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
AddressPO BOX 11 SAN GERONIMO CA 949630011, SAN GERONIMO, CA 94963-0011

Tax Assessment & Valuation

Source: Marin County assessment roll, as of July 13, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountyMarin County
Elementary School DistrictLagunitas Elementary School District (KG - 08)
Secondary School DistrictTamalpais Union High School District (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$183,803 (+2%) Land $84,832 Building $98,971
2025$2,487.00 (+6.24%) Homeowner's exemption$180,199 (+4.04%) Land $83,169 Building $97,030
2023$2,341.00 (+1.74%) Homeowner's exemption$173,203 Land $79,940 Building $93,263
2022$2,301.00

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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 19 policies
Community Rating SystemClass 6 (20% premium discount)
Nearby Flood Policies19 in force
Nearby Flood Claims28 (1982–2021)
Claims Outside the SFHA9 of 28
Most Recent ClaimOct 2021 · tidal / storm surge
Claims by Event
  • Severe Storms, Flooding, Mudslides, And Landslides, Dec 2005 · 12 claims
  • Severe Storms & Flooding, Feb 1986 · 2 claims

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 RiskHigh
above 81% of the US · above 60% of California
Wildfire Likelihood0.5% annual chance
ExposureDirect
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 SystemMARIN MUNICIPAL WATER DISTRICT
serves 188,116 people · EPA ID CA2110002
Water SourceSurface water
Last State InspectionAug 2023
LeadUnder 1 ppb (2019–2021)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 78 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Verizon
Fixed Wireless		300 / 20
Starlink
Satellite		280 / 30

Cell Coverage

5G (outdoors only) and 4G LTE

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