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Single Family ResidenceResidential
$9,999,999$3,186 / 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 93How 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 $9,495,000 on Feb 2, 2023

21 RANCHERIA RD

KENTFIELD, CA 94904
4
Beds
3.5
Baths
3,139 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.
0.53 ac
Lot SizeThe size of the land the home sits on, from county records.
1945
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

$10M
$10M low$10M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$9,495,000 · Feb 2, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$117,424 (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.$10,098,204 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,836,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$4,261,604
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$9,900,274

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.6%
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
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.1975
Lot (acres)The size of the land the home sits on, from county records.0.53
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 384 ft²Patio · 384 ft²

Transaction History(13)

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
Kent Middle SchoolA+
Middle · Grades 5–8 · 0.3 mi
E
Bacich Elementary SchoolA+
Elementary · Grades KG–4 · 0.6 mi
H
Redwood High SchoolA
High · Grades 9–12 · 1.6 mi

District: Tamalpais Union High School District

Neighborhood · ZIP 94904These 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.65
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.95%
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.6.1%
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.12,542
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,071 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$168,659
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$250,743
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

21 Rancheria Rd 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 Greenbrae 94904
  • Among the highest price per square foot in Greenbrae 94904
  • Bigger than 89% of homes in Marin County
  • Has a bigger lot than 88% of homes in Marin County
  • Older than 89% of homes in Greenbrae 94904

What homes are worth in Greenbrae 94904

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

This home
$556K$9.5M

This home is worth more than almost all homes in Greenbrae 94904.

How it measures up in Greenbrae 94904

The dot is this home. The mark in the middle is the typical home in Greenbrae 94904.

Estimated value$9,999,999
CheaperTypical $2,210,335Pricier

Pricier than almost all homes nearby

Price per ft²$3186
CheaperTypical $993Pricier

Pricier than almost all homes nearby

Living area3,139 ft²
SmallerTypical 2,170 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.53 ac
SmallerTypical 0.21 acBigger

Bigger than 81% of homes nearby

Year built1945
OlderTypical 1960Newer

Newer than 11% of homes nearby

How 21 Rancheria Rd ranks against every home in each area.
MeasureThis homeGreenbrae 94904Marin County
Estimated valuepricier than$9,999,999almost all homesalmost all homes
Price per ft²pricier than$3186almost all homesalmost all homes
Living areabigger than3,139 ft²80% of homes89% of homes
Lot sizebigger than0.53 ac81% of homes88% of homes
Year builtnewer than194511% of homes16% of homes

About 21 Rancheria Rd

How much is 21 Rancheria Rd, Kentfield, CA worth?

The TopHap Estimate for 21 Rancheria Rd, Kentfield, CA is $9,999,999 as of Sep 24, 2026. The likely range is $9,999,999 to $9,999,999. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Rancheria Rd, Kentfield, CA last sell?

21 Rancheria Rd, Kentfield, CA last sold on Feb 2, 2023 for $9,495,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 21 Rancheria Rd, Kentfield, CA?

21 Rancheria Rd, Kentfield, CA has 4 bedrooms, 3.5 bathrooms, 3,139 square feet of living space and a 0.53-acre lot.

When was 21 Rancheria Rd, Kentfield, CA built?

21 Rancheria Rd, Kentfield, CA was built in 1945, making it 81 years old. It is a contemporary home.

What schools serve 21 Rancheria Rd, Kentfield, CA?

21 Rancheria Rd, Kentfield, CA is assigned to Kent Middle School (middle), rated A+; Bacich Elementary 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 21 Rancheria Rd, Kentfield, CA compare to other homes in Greenbrae 94904?

Among the 3,924 homes in Greenbrae 94904, it is worth more than almost all of them ($9,999,999 against a typical $2,210,335), its price per square foot is higher than almost all of them ($3186 against a typical $993), it is bigger than 80% of them (3,139 ft² against a typical 2,170 ft²), its lot is bigger than 81% of them (0.53 ac against a typical 0.21 ac) and it is newer than 11% of them (1945 against a typical 1960). Measured against all of Marin County, it is worth more than almost all 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 21 Rancheria Rd, Kentfield, CA?

The 2025 property tax bill for 21 Rancheria Rd, Kentfield, CA was $117,424. The county assessed it at $10,098,204.

More homes on Rancheria Rd

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Assigned schools

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