1. Home
  2. California
  3. Marin County
  4. Ross
  5. Prospect Ave

193 Prospect Ave, Ross, CA 94957 Property Records

Marin County property record for 193 Prospect Ave, Ross, CA 94957 · Last verified July 2026

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 2,902 sqft · built 1916
Lot Size0.244 acres (10,640 sqft)
Owner2 Company Names on File
Last Sale$1,575,000 (May 2003)
Tax Bill$31,118 (2025)
Deeds & MortgagesApr 2022 Line of Credit
Mar 2021 Mortgage
+ 1 more
Flood ZoneZone X (minimal risk)
APN072-071-18

Property Details

APN / Parcel Number

Primary APN072-071-18

Interior

Bedrooms4 Beds
Full Baths3 Baths
Building Area2,902 sqft Living Area
Basement Area1,070 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1916
Effective Year BuiltEffective 1960
Architectural StyleContemporary
Lot Area10,640 sqft (0.244 acres)
Garage Area529 sqft
Parking Spaces2 Parking Spaces
Deck Area312 sqft
Patio Area312 sqft

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Street Address193 PROSPECT AVE
CityROSS
StateCA
Zip94957-9506
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal SubdivisionWINSHIP PARK
Legal Lot Number3
JurisdictionMARIN CA
Township / Civil DivisionROSS VALLEY
Census Block Group1
Census Block1004
Census Tract118100

Owner

Source: Marin County records · APN 072-071-18

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 AddressPO BOX 534, ROSS, CA 94957-0534
OccupancyOwner Occupied
Owner TypeCompany
VestingTrust, Revocable Trust

Deeds, Mortgages & Sale History

DateDocument
Apr 04, 2022Deed of Trust, Mortgage · Line of Credit
FIRST REPUBLIC BANK
Mar 19, 2021Intrafamily Transfer, Transfer · Conventional Mortgage
GUARANTEED RATE INC
Oct 31, 2018Quit Claim Deed, Transfer
Quitclaim

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleMay 21, 2003 · Amount on Record
Deed SaleMay 21, 2003 · Amount on Record
Deed Document Number200359713
Last Transfer DateFeb 05, 2008
Transfer Doc0000006547
Record UpdatedSep 20, 2026

April 2022: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionMARIN CA
Property Address193 PROSPECT AVE, ROSS, CA 94957-9506
Transaction TypeMortgage
Record UpdatedApr 20, 2022
Title CompanyFIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

NameVerified Name
Address193 PROSPECT AVE, ROSS, CA 94957-9506

Mortgage

Document Number0000014384
DateApr 04, 2022
Instrument2022-0014384
Lender
NameFIRST REPUBLIC BANK
TypeBank
AddressSAN FRANCISCO, CA 94111
Agreement
TypeLine of Credit
AmountAmount Recorded
Term300 Months
DueApr 26, 2047
Interest
Rate TypeAdjustable Rate
Change FrequencyMonthly

March 2021: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionMARIN CA
Recording DateMar 19, 2021
Property Address193 PROSPECT AVE, ROSS, CA 94957-9506
Document Number0000019024
Map ReferenceMB 4 PG 32A&33
Instrument DateDec 22, 2020
Instrument2021-0019024
Transaction TypeTransfer
Record UpdatedJun 07, 2023
Title CompanyBOSTON NATIONAL TTL AGCY LLC

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address193 PROSPECT AVE, ROSS, CA 94957-9506

Mortgage

Document Number0000019025
DateMar 19, 2021
Instrument2021-0019025
Lender
NameGUARANTEED RATE INC
TypeMortgage Company
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term360 Months
DueMar 01, 2051

October 2018: Quit Claim Deed, Transfer

Document TypeQuit Claim Deed
JurisdictionMARIN CA
Recording DateOct 31, 2018
Property Address193 PROSPECT AVE, ROSS, CA 94957-9506
Document Number0000037772
Instrument DateOct 11, 2018
Instrument37772
Transaction TypeTransfer
Record UpdatedNov 12, 2018

Transaction

Tax$0.00
Additional
  • Quitclaim
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipRevocable Trust
AddressPO BOX 534 ROSS CA 949570534, ROSS, CA 94957-0534

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountyMarin County
MunicipalityRoss Town
Elementary School DistrictRoss 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$2,326,527 (+2%) Land $1,698,734 Building $627,793
2025$31,118.00 (+4.77%) Homeowner's exemption$2,280,915 (+4.04%) Land $1,665,430 Building $615,485
2023$29,701.00 (+3.33%) Homeowner's exemption$2,192,368 Land $1,600,777 Building $591,591
2022$28,743.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060411181001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Special Flood Hazard AreaNo
Flood HazardMinimal
500-Year FloodplainNo
Community Rating SystemClass 8 (10% premium discount)
Nearby Flood Policies9 in force
Nearby Flood Claims19 (1982–2011)
Claims Outside the SFHA7 of 19
Most Recent ClaimFeb 2011, rainfall accumulation
Claims By Storm
  • Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 9 claims
  • Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 4 claims

Wildfire

Wildfire RiskLow
above 20% of the US · above 11% of California
Wildfire LikelihoodAbout 1 in 4,167 per year
ExposureDirect
burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 280 locations within about half a mile of this property

ProviderTechnologyDownload / Upload (Mbps)
AT&TFiber5,000 / 5,000
XfinityCable2,000 / 250
VerizonFixed Wireless300 / 20

May also be available at this address: AT&T, Unwired, T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G (outdoors only) and 4G LTE

Nearby Properties on Prospect Ave

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures