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Single Family ResidenceResidential
$1,569,084$794 / 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 84How 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

4301 NICASIO VALLEY RD

NICASIO, CA 94946
6
Beds
2
Baths
1,976 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.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.6M
$1.3M low$1.8M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,195 (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.$133,474 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$30,696
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$102,778
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$130,857

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.171 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.1911
Lot (acres)The size of the land the home sits on, from county records.0.32
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
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 · 343 ft²Patio · 343 ft²

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
NicasioB+
Elementary · Grades KG–8 · 0.6 mi
H
Archie Williams High SchoolA+
High · Grades 9–12 · 8.7 mi

District: Tamalpais Union High School District

Neighborhood · ZIP 94946These 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.146
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.466

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
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.655
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.25 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$122,934
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$212,601
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

4301 Nicasio Valley 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.

  • Worth less than 77% of homes in Nicasio 94946
  • Smaller than 74% of homes in Nicasio 94946
  • Among the smallest lots in Nicasio 94946
  • Among the oldest homes in Marin County

What homes are worth in Nicasio 94946

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

This home
$853K$7.9M

This home is worth more than 23% of homes in Nicasio 94946.

How it measures up in Nicasio 94946

The dot is this home. The mark in the middle is the typical home in Nicasio 94946.

Estimated value$1,569,084
CheaperTypical $2,138,055Pricier

Pricier than 23% of homes nearby

Price per ft²$794
CheaperTypical $820Pricier

Pricier than 43% of homes nearby

Living area1,976 ft²
SmallerTypical 2,704 ft²Bigger

Bigger than 26% of homes nearby

Lot size0.32 ac
SmallerTypical 9.42 acBigger

Smaller than almost all homes nearby

Year built1900
OlderTypical 1978Newer

Newer than 3% of homes nearby

How 4301 Nicasio Valley Rd ranks against every home in each area.
MeasureThis homeNicasio 94946Marin County
Estimated valuepricier than$1,569,08423% of homes58% of homes
Price per ft²pricier than$79443% of homes51% of homes
Living areabigger than1,976 ft²26% of homes58% of homes
Lot sizebigger than0.32 acalmost no homes77% of homes
Year builtnewer than19003% of homesalmost no homes

About 4301 Nicasio Valley Rd

How much is 4301 Nicasio Valley Rd, Nicasio, CA worth?

The TopHap Estimate for 4301 Nicasio Valley Rd, Nicasio, CA is $1,569,084 as of Sep 24, 2026. The likely range is $1,320,431 to $1,817,737. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4301 Nicasio Valley Rd, Nicasio, CA last sell?

4301 Nicasio Valley Rd, Nicasio, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4301 Nicasio Valley Rd, Nicasio, CA?

4301 Nicasio Valley Rd, Nicasio, CA has 6 bedrooms, 2 bathrooms, 1,976 square feet of living space and a 0.32-acre lot.

When was 4301 Nicasio Valley Rd, Nicasio, CA built?

4301 Nicasio Valley Rd, Nicasio, CA was built in 1900, making it 126 years old. It is a contemporary home. The building has 1 story.

What schools serve 4301 Nicasio Valley Rd, Nicasio, CA?

4301 Nicasio Valley Rd, Nicasio, CA is assigned to Nicasio (elementary), rated B+; Archie Williams 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 4301 Nicasio Valley Rd, Nicasio, CA compare to other homes in Nicasio 94946?

Among the 200 homes in Nicasio 94946, it is worth more than 23% of them ($1,569,084 against a typical $2,138,055), its price per square foot is higher than 43% of them ($794 against a typical $820), it is bigger than 26% of them (1,976 ft² against a typical 2,704 ft²), its lot is bigger than almost none of them (0.32 ac against a typical 9.42 ac) and it is newer than 3% of them (1900 against a typical 1978). Measured against all of Marin County, it is worth more than 58% 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 4301 Nicasio Valley Rd, Nicasio, CA?

The 2025 property tax bill for 4301 Nicasio Valley Rd, Nicasio, CA was $3,195. The county assessed it at $133,474.

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