18 Olive Ave, Ross, CA 94957 Property Records

Marin County property record for 18 Olive Ave, Ross, CA 94957 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	6 bd · 5.5 ba · 3,875 sqft · built 1906
Lot Size	0.172 acres (7,500 sqft)
Owner	2 Company Names on File
Last Sale	$1,000,500 (Oct 2015)
Tax Bill	$49,015 (2025)
Flood Zone	Zone X (minimal risk)
APN	`073-171-08`

Property Details

APN / Parcel Number

Primary APN	`073-171-08`

Interior

Bedrooms	6 Beds
Full Baths	5.5 Baths
Half Baths	1 Half Bath
Building Area	3,875 sqft Living Area
Basement Area	408 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1906
Effective Year Built	Effective 2004
Architectural Style	Contemporary
Lot Area	7,500 sqft (0.172 acres)
Garage Area	769 sqft
Parking Spaces	3 Parking Spaces
Deck Area	350 sqft
Patio Area	350 sqft

Utilities, Heating & Cooling

Heating System	Radiant

Location & Zoning

Street Address	18 OLIVE AVE
City	ROSS
State	CA
Zip	94957
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MAP 2 PG 10 LOT 18
Legal Subdivision	PEARL
Legal Lot Number	18
Jurisdiction	MARIN CA
Township / Civil Division	ROSS VALLEY
Census Block Group	2
Census Block	2005
Census Tract	118100

Owner

Source: Marin County records · APN 073-171-08

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 Record	2 Company Names on File
Mailing Address	18 OLIVE AVE, ROSS, CA 94957
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Borrower in Default

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Oct 29, 2015 · Amount on Record
Deed Sale	Oct 29, 2015 · Amount on Record
Prior Sale	Oct 23, 2013 · Amount on Record
Deed Document Number	201551424
Prior Transfer Date	Feb 23, 2005
Prior Transfer Doc	0000015038
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Marin County
Municipality	Ross Town
Elementary School District	Ross Elementary School District (KG - 08)
Secondary School District	Tamalpais 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.

Year	Tax Bill	Assessed Value
2026		$3,871,833 (+2%) Land $2,250,576 Building $1,621,257
2025	$49,015.00 (+4.6%) Homeowner's exemption	$3,795,933 (+4.04%) Land $2,206,458 Building $1,589,475
2023	$46,861.00 (+2.81%)	$3,648,562 Land $2,120,796 Building $1,527,766
2022	$45,580.00

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 060411181002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Flood Insurance Cost	Premium on Record median of 130 individual NFIP policies nearby
Community Rating System	Class 8 (10% premium discount)
Nearby Flood Policies	130 in force 104 of 130 on primary residences
Nearby Flood Claims	229 (1980–2025)
Claims Outside the SFHA	17 of 229
Most Recent Claim	Apr 2025, other causes
Flood Events	Severe Storms, Flooding, Mudslides, And Landslides (Jan 2006), 101 claims Severe Storms & Flooding (Feb 1986), 27 claims Severe Storms, Flood, Mudslides & High Tide (Jan 1982), 42 claims

Wildfire

Wildfire Risk	Moderate above 44% of the US · above 26% of California
Wildfire Likelihood	About 1 in 1,408 per year
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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.