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Single Family ResidenceResidential
$4,025,062$1,487 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 86How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $1,175,000 on Apr 4, 2000

10 SYLVAN LN

ROSS, CA 94957
4
Beds
3
Baths
2,707 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.54 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$4M
$3.5M low$4.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,175,000 · Apr 4, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$35,908 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$2,749,212 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,439,699
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,309,513
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,695,317

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.108 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyMARIN
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1994
Lot (acres)The size of the land the home sits on, from county records.0.55
HeatingThe type of heating system in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Ross SchoolA+
Elementary · Grades KG–8 · 0.2 mi
H
Redwood High SchoolA+
High · Grades 9–12 · 2.6 mi

District: Tamalpais Union High School District

Neighborhood · ZIP 94957These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.58
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.370

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.2,366
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,440 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$259,576
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$395,275
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

10 Sylvan Ln measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 94% of homes in Marin County
  • Costs more per square foot than 94% of homes in Marin County
  • Bigger than 81% of homes in Marin County
  • Has a bigger lot than 88% of homes in Marin County
  • Older than 75% of homes in Marin County

What homes are worth in Ross 94957

Each bar is how many homes fall in that price range. The marker is this home.

This home
$1.5M$10M

This home is worth more than 50% of homes in Ross 94957.

How it measures up in Ross 94957

The dot is this home. The mark in the middle is the typical home in Ross 94957.

Estimated value$4,025,062
CheaperTypical $3,986,742Pricier

Pricier than 50% of homes nearby

Price per ft²$1487
CheaperTypical $1468Pricier

Pricier than 52% of homes nearby

Living area2,707 ft²
SmallerTypical 2,762 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.54 ac
SmallerTypical 0.39 acBigger

Bigger than 61% of homes nearby

Year built1951
OlderTypical 1937Newer

Newer than 69% of homes nearby

How 10 Sylvan Ln ranks against every home in each area.
MeasureThis homeRoss 94957Marin County
Estimated valuepricier than$4,025,06250% of homes94% of homes
Price per ft²pricier than$148752% of homes94% of homes
Living areabigger than2,707 ft²48% of homes81% of homes
Lot sizebigger than0.54 ac61% of homes88% of homes
Year builtnewer than195169% of homes25% of homes

About 10 Sylvan Ln

How much is 10 Sylvan Ln, Ross, CA worth?

The TopHap Estimate for 10 Sylvan Ln, Ross, CA is $4,025,062 as of Sep 24, 2026. The likely range is $3,459,135 to $4,590,989. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10 Sylvan Ln, Ross, CA last sell?

10 Sylvan Ln, Ross, CA last sold on Apr 4, 2000 for $1,175,000, according to the county's recorded deed.

How big is 10 Sylvan Ln, Ross, CA?

10 Sylvan Ln, Ross, CA has 4 bedrooms, 3 bathrooms, 2,707 square feet of living space and a 0.55-acre lot.

When was 10 Sylvan Ln, Ross, CA built?

10 Sylvan Ln, Ross, CA was built in 1951, making it 75 years old. It is a contemporary home.

What schools serve 10 Sylvan Ln, Ross, CA?

10 Sylvan Ln, Ross, CA is assigned to Ross School (elementary), rated A+; Redwood High School (high), rated A+. All sit in Tamalpais Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10 Sylvan Ln, Ross, CA compare to other homes in Ross 94957?

Among the 817 homes in Ross 94957, it is worth more than 50% of them ($4,025,062 against a typical $3,986,742), its price per square foot is higher than 52% of them ($1487 against a typical $1468), it is bigger than 48% of them (2,707 ft² against a typical 2,762 ft²), its lot is bigger than 61% of them (0.54 ac against a typical 0.39 ac) and it is newer than 69% of them (1951 against a typical 1937). Measured against all of Marin County, it is worth more than 94% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 10 Sylvan Ln, Ross, CA?

The 2025 property tax bill for 10 Sylvan Ln, Ross, CA was $35,908. The county assessed it at $2,749,212.

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