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Single Family ResidenceResidential
$986,376$449 / 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 94How 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 $100,000 on Oct 10, 2008

4790 PETRIFIED FOREST RD

CALISTOGA, CA 94515
1
Beds
2
Baths
2,199 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.
0.91 ac
Lot SizeThe size of the land the home sits on, from county records.
2010
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
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

$986K
$928K low$1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$100,000 · Oct 10, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,409 (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.$569,114 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$170,548
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$398,566
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$557,955

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.41
92
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
88
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
27
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.78 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.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
CountySONOMA
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.2011
Lot (acres)The size of the land the home sits on, from county records.0.91
CoolingThe type of cooling or air conditioning in the home.None
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.No

Transaction History(3)

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 · 2.8 mi
M
Calistoga Junior/Senior High SchoolC
Middle · Grades 7–12 · 3.1 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

4790 Petrified Forest 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 73% of homes in Sonoma County
  • Costs less per square foot than 95% of homes in Calistoga 94515
  • Bigger than 80% of homes in Sonoma County
  • Has a bigger lot than 83% of homes in Sonoma County
  • Newer than 94% of homes in Calistoga 94515

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
$479K$5.6M

This home is worth more than 46% 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$986,376
CheaperTypical $1,041,938Pricier

Pricier than 46% of homes nearby

Price per ft²$449
CheaperTypical $648Pricier

Pricier than 5% of homes nearby

Living area2,199 ft²
SmallerTypical 1,581 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.91 ac
SmallerTypical 0.33 acBigger

Bigger than 60% of homes nearby

Year built2010
OlderTypical 1972Newer

Newer than 94% of homes nearby

How 4790 Petrified Forest Rd ranks against every home in each area.
MeasureThis homeCalistoga 94515Sonoma County
Estimated valuepricier than$986,37646% of homes73% of homes
Price per ft²pricier than$4495% of homes36% of homes
Living areabigger than2,199 ft²75% of homes80% of homes
Lot sizebigger than0.91 ac60% of homes83% of homes
Year builtnewer than201094% of homes93% of homes

About 4790 Petrified Forest Rd

How much is 4790 Petrified Forest Rd, Calistoga, CA worth?

The TopHap Estimate for 4790 Petrified Forest Rd, Calistoga, CA is $986,376 as of Sep 24, 2026. The likely range is $928,480 to $1,044,272. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4790 Petrified Forest Rd, Calistoga, CA last sell?

4790 Petrified Forest Rd, Calistoga, CA last sold on Oct 10, 2008 for $100,000, according to the county's recorded deed.

How big is 4790 Petrified Forest Rd, Calistoga, CA?

4790 Petrified Forest Rd, Calistoga, CA has 1 bedrooms, 2 bathrooms, 2,199 square feet of living space and a 0.91-acre lot.

When was 4790 Petrified Forest Rd, Calistoga, CA built?

4790 Petrified Forest Rd, Calistoga, CA was built in 2010, making it 16 years old. The building has 2 stories.

What schools serve 4790 Petrified Forest Rd, Calistoga, CA?

4790 Petrified Forest Rd, 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 4790 Petrified Forest Rd, Calistoga, CA compare to other homes in Calistoga 94515?

Among the 1,962 homes in Calistoga 94515, it is worth more than 46% of them ($986,376 against a typical $1,041,938), its price per square foot is higher than 5% of them ($449 against a typical $648), it is bigger than 75% of them (2,199 ft² against a typical 1,581 ft²), its lot is bigger than 60% of them (0.91 ac against a typical 0.33 ac) and it is newer than 94% of them (2010 against a typical 1972). Measured against all of Sonoma County, it is worth more than 73% 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 4790 Petrified Forest Rd, Calistoga, CA?

The 2025 property tax bill for 4790 Petrified Forest Rd, Calistoga, CA was $6,409. The county assessed it at $569,114.

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