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Single Family ResidenceResidential
$785,239$574 / 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 85How 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

100 HIGH ST

CALISTOGA, CA 94515
2
Beds
2
Baths
1,368 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
Year BuiltThe year the home was originally built, according to county records.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$785K
$665K low$905K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,738 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$339,630 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$112,577
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$227,053
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$332,971
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$339,630

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.45
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
82
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
40
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
70
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
36
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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
CountyNAPA
Lot (acres)The size of the land the home sits on, from county records.0.27
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(4)

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
Calistoga Elementary SchoolB-
Elementary · Grades KG–6 · 0.4 mi
M
Calistoga Junior/Senior High SchoolC+
Middle · Grades 7–12 · 0.6 mi

District: Calistoga Joint Unified School District

Neighborhood · ZIP 94515These 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.126
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.343

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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
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.1.0%
PopulationHow many people live in this area.6,731
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.61 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,969
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,593
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

100 High St 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 76% of homes in Calistoga 94515
  • Costs less per square foot than 73% of homes in Calistoga 94515
  • Smaller than 68% of homes in Napa County
  • Has a bigger lot than 72% of homes in Napa County

What homes are worth in Calistoga 94515

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

This home
$481K$5.5M

This home is worth more than 24% of homes in Calistoga 94515.

How it measures up in Calistoga 94515

The dot is this home. The mark in the middle is the typical home in Calistoga 94515.

Estimated value$785,239
CheaperTypical $1,038,445Pricier

Pricier than 24% of homes nearby

Price per ft²$574
CheaperTypical $646Pricier

Pricier than 27% of homes nearby

Living area1,368 ft²
SmallerTypical 1,576 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.27 ac
SmallerTypical 0.33 acBigger

Bigger than 46% of homes nearby

Year built1976
OlderTypical 1973Newer

Newer than 59% of homes nearby

How 100 High St ranks against every home in each area.
MeasureThis homeCalistoga 94515Napa County
Estimated valuepricier than$785,23924% of homes45% of homes
Price per ft²pricier than$57427% of homes60% of homes
Living areabigger than1,368 ft²37% of homes32% of homes
Lot sizebigger than0.27 ac46% of homes72% of homes
Year builtnewer than197659% of homes57% of homes

About 100 High St

How much is 100 High St, Calistoga, CA worth?

The TopHap Estimate for 100 High St, Calistoga, CA is $785,239 as of Sep 24, 2026. The likely range is $665,277 to $905,201. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 High St, Calistoga, CA last sell?

100 High St, Calistoga, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 100 High St, Calistoga, CA?

100 High St, Calistoga, CA has 2 bedrooms, 2 bathrooms, 1,368 square feet of living space and a 0.27-acre lot.

When was 100 High St, Calistoga, CA built?

100 High St, Calistoga, CA was built in 1976, making it 50 years old.

What schools serve 100 High St, Calistoga, CA?

100 High St, Calistoga, CA is assigned to Calistoga Elementary School (elementary), rated B-; Calistoga Junior/Senior High School (middle), rated C+. All sit in Calistoga Joint Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 High St, Calistoga, CA compare to other homes in Calistoga 94515?

Among the 1,975 homes in Calistoga 94515, it is worth more than 24% of them ($785,239 against a typical $1,038,445), its price per square foot is higher than 27% of them ($574 against a typical $646), it is bigger than 37% of them (1,368 ft² against a typical 1,576 ft²), its lot is bigger than 46% of them (0.27 ac against a typical 0.33 ac) and it is newer than 59% of them (1976 against a typical 1973). Measured against all of Napa County, it is worth more than 45% 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 100 High St, Calistoga, CA?

The 2026 property tax bill for 100 High St, Calistoga, CA was $3,738. The county assessed it at $339,630.

More homes on High St

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