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Single Family ResidenceResidential
$6,557,099$1,782 / 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 Oct 21, 2026
Last sold for $6,607,500 on Mar 30, 2026

66 ROSE LN

LARKSPUR, CA 94939
4
Beds
5.5
Baths
3,679 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
2015
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

$6.6M
$5.7M low$7.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$6,607,500 · Mar 30, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$44,658 (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.$3,588,243 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,619,334
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,968,909
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,517,904

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.33 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.11%
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.0.2 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
CountyMARIN
Lot (acres)The size of the land the home sits on, from county records.0.23
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.Yes

Transaction History(5)

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.

M
Hall Middle SchoolA+
Middle · Grades 6–8 · 0.1 mi
H
Redwood High SchoolA
High · Grades 9–12 · 0.4 mi
E
Neil Cummins Elementary SchoolA+
Elementary · Grades KG–5 · 0.7 mi

District: Larkspur Elementary School District

Neighborhood · ZIP 94939These 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.96
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.376

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.6,549
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,698 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$169,587
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$221,666
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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

66 Rose 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.

  • Among the most valuable homes in South Larkspur
  • Costs more per square foot than 97% of homes in Marin County
  • Bigger than 96% of homes in South Larkspur
  • Has a bigger lot than 80% of homes in South Larkspur
  • Among the newest homes in South Larkspur

What homes are worth in Larkspur 94939

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

This home
$499K$5.2M

This home is worth more than almost all homes in Larkspur 94939.

How it measures up in Larkspur 94939

The dot is this home. The mark in the middle is the typical home in Larkspur 94939.

Estimated value$6,557,099
CheaperTypical $2,092,610Pricier

Pricier than almost all homes nearby

Price per ft²$1782
CheaperTypical $1059Pricier

Pricier than 93% of homes nearby

Living area3,679 ft²
SmallerTypical 1,918 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.23 ac
SmallerTypical 0.18 acBigger

Bigger than 65% of homes nearby

Year built2015
OlderTypical 1967Newer

Newer than almost all homes nearby

How 66 Rose Ln ranks against every home in each area.
MeasureThis homeSouth LarkspurLarkspur 94939Marin County
Estimated valuepricier than$6,557,099almost all homesalmost all homes98% of homes
Price per ft²pricier than$178293% of homes93% of homes97% of homes
Living areabigger than3,679 ft²96% of homes96% of homes94% of homes
Lot sizebigger than0.23 ac80% of homes65% of homes63% of homes
Year builtnewer than2015almost all homesalmost all homesalmost all homes

About 66 Rose Ln

How much is 66 Rose Ln, Larkspur, CA worth?

The TopHap Estimate for 66 Rose Ln, Larkspur, CA is $6,557,099 as of Oct 21, 2026. The likely range is $5,663,218 to $7,450,979. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 66 Rose Ln, Larkspur, CA last sell?

66 Rose Ln, Larkspur, CA last sold on Mar 30, 2026 for $6,607,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 66 Rose Ln, Larkspur, CA?

66 Rose Ln, Larkspur, CA has 4 bedrooms, 5.5 bathrooms, 3,679 square feet of living space and a 0.23-acre lot.

When was 66 Rose Ln, Larkspur, CA built?

66 Rose Ln, Larkspur, CA was built in 2015, making it 11 years old.

What schools serve 66 Rose Ln, Larkspur, CA?

66 Rose Ln, Larkspur, CA is assigned to Hall Middle School (middle), rated A+; Redwood High School (high), rated A; Neil Cummins Elementary School (elementary), rated A+. All sit in Larkspur Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 66 Rose Ln, Larkspur, CA compare to other homes in Larkspur 94939?

Among the 2,376 homes in Larkspur 94939, it is worth more than almost all of them ($6,557,099 against a typical $2,092,610), its price per square foot is higher than 93% of them ($1782 against a typical $1059), it is bigger than 96% of them (3,679 ft² against a typical 1,918 ft²), its lot is bigger than 65% of them (0.23 ac against a typical 0.18 ac) and it is newer than almost all of them (2015 against a typical 1967). Measured against all of Marin County, it is worth more than 98% 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 66 Rose Ln, Larkspur, CA?

The 2025 property tax bill for 66 Rose Ln, Larkspur, CA was $44,658. The county assessed it at $3,588,243.

More homes on Rose Ln

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