Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$4,207,996$1,732 / 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 90How 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 $3,650,000 on Apr 29, 2024

25 PIEDMONT RD

LARKSPUR, CA 94939
4
Beds
3.5
Baths
2,429 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1913
Year BuiltThe year the home was originally built, according to county records.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$4.2M
$3.8M 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.$3,650,000 · Apr 29, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$45,993 (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.$3,797,460 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,080,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,716,660
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,723,000

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.24 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.minimal

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.1995
Lot (acres)The size of the land the home sits on, from county records.0.28
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 468 ft²Patio · 468 ft²

Transaction History(9)

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 · 0.7 mi
E
Neil Cummins Elementary SchoolA+
Elementary · Grades KG–5 · 0.7 mi
H
Redwood High SchoolA
High · Grades 9–12 · 0.9 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%

Owner Tools

Do you own this home?
Claim this home

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

25 Piedmont 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 more than 94% of homes in Marin County
  • Costs more per square foot than 97% of homes in Marin County
  • Bigger than 74% of homes in Marin County
  • Has a bigger lot than 76% of homes in Larkspur 94939
  • Older than 96% of homes in Marin County

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
$537K$5.4M

This home is worth more than 93% of 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$4,207,996
CheaperTypical $2,135,941Pricier

Pricier than 93% of homes nearby

Price per ft²$1732
CheaperTypical $1062Pricier

Pricier than 92% of homes nearby

Living area2,429 ft²
SmallerTypical 1,914 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.28 ac
SmallerTypical 0.18 acBigger

Bigger than 76% of homes nearby

Year built1913
OlderTypical 1967Newer

Newer than 8% of homes nearby

How 25 Piedmont Rd ranks against every home in each area.
MeasureThis homeSouthwest LarkspurLarkspur 94939Marin County
Estimated valuepricier than$4,207,99692% of homes93% of homes94% of homes
Price per ft²pricier than$173292% of homes92% of homes97% of homes
Living areabigger than2,429 ft²67% of homes73% of homes74% of homes
Lot sizebigger than0.28 ac74% of homes76% of homes74% of homes
Year builtnewer than191321% of homes8% of homes4% of homes

About 25 Piedmont Rd

How much is 25 Piedmont Rd, Larkspur, CA worth?

The TopHap Estimate for 25 Piedmont Rd, Larkspur, CA is $4,207,996 as of Sep 24, 2026. The likely range is $3,775,687 to $4,640,305. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 25 Piedmont Rd, Larkspur, CA last sell?

25 Piedmont Rd, Larkspur, CA last sold on Apr 29, 2024 for $3,650,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 25 Piedmont Rd, Larkspur, CA?

25 Piedmont Rd, Larkspur, CA has 4 bedrooms, 3.5 bathrooms, 2,429 square feet of living space and a 0.28-acre lot.

When was 25 Piedmont Rd, Larkspur, CA built?

25 Piedmont Rd, Larkspur, CA was built in 1913, making it 113 years old. It is a contemporary home.

What schools serve 25 Piedmont Rd, Larkspur, CA?

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

How does 25 Piedmont Rd, Larkspur, CA compare to other homes in Larkspur 94939?

Among the 2,375 homes in Larkspur 94939, it is worth more than 93% of them ($4,207,996 against a typical $2,135,941), its price per square foot is higher than 92% of them ($1732 against a typical $1062), it is bigger than 73% of them (2,429 ft² against a typical 1,914 ft²), its lot is bigger than 76% of them (0.28 ac against a typical 0.18 ac) and it is newer than 8% of them (1913 against a typical 1967). 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 25 Piedmont Rd, Larkspur, CA?

The 2025 property tax bill for 25 Piedmont Rd, Larkspur, CA was $45,993. The county assessed it at $3,797,460.

More homes on Piedmont Rd

Closest homes

More homes in Larkspur 94939

Assigned schools

Explore the area

See this home in context

Open 25 Piedmont Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map