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Single Family ResidenceResidential
$674,672$639 / 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 98How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $460,000 on Jun 7, 2019

3186 ROSS RD

GRATON, CA 95444
2
Beds
2
Baths
1,056 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1919
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$675K
$660K low$690K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$460,000 · Jun 7, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,993 (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.$523,397 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$312,901
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$210,496
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$513,135

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.37
86
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
72
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.99 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Custom Design
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.1975
Lot (acres)The size of the land the home sits on, from county records.0.21
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(5)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Analy High SchoolA-
High · Grades 9–12 · 3.2 mi
E
Oak Grove Elementary/Willowside Middle SchoolB
Elementary · Grades 1–8 · 3.5 mi

District: West Sonoma County Union High School District

Neighborhood · ZIP 95444These 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.57
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 100.345

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.185
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.675 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,544
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,286
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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

3186 Ross 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 75% of homes in Graton
  • Costs more per square foot than 81% of homes in Sonoma County
  • Smaller than 86% of homes in Sonoma County
  • Has a smaller lot than 72% of homes in Graton
  • Older than 96% of homes in Sonoma County

What homes are worth in Graton 95444

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

This home
$385K$1.3M

This home is worth more than 35% of homes in Graton 95444.

How it measures up in Graton 95444

The dot is this home. The mark in the middle is the typical home in Graton 95444.

Estimated value$674,672
CheaperTypical $754,198Pricier

Pricier than 35% of homes nearby

Price per ft²$639
CheaperTypical $546Pricier

Pricier than 77% of homes nearby

Living area1,056 ft²
SmallerTypical 1,332 ft²Bigger

Bigger than 24% of homes nearby

Lot size0.21 ac
SmallerTypical 0.2 acBigger

Bigger than 51% of homes nearby

Year built1919
OlderTypical 1979Newer

Newer than 8% of homes nearby

How 3186 Ross Rd ranks against every home in each area.
MeasureThis homeGratonGraton 95444Sonoma County
Estimated valuepricier than$674,67225% of homes35% of homes34% of homes
Price per ft²pricier than$63970% of homes77% of homes81% of homes
Living areabigger than1,056 ft²19% of homes24% of homes14% of homes
Lot sizebigger than0.21 ac28% of homes51% of homes62% of homes
Year builtnewer than19196% of homes8% of homes4% of homes

About 3186 Ross Rd

How much is 3186 Ross Rd, Graton, CA worth?

The TopHap Estimate for 3186 Ross Rd, Graton, CA is $674,672 as of Jul 14, 2026. The likely range is $659,813 to $689,531. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3186 Ross Rd, Graton, CA last sell?

3186 Ross Rd, Graton, CA last sold on Jun 7, 2019 for $460,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3186 Ross Rd, Graton, CA?

3186 Ross Rd, Graton, CA has 2 bedrooms, 2 bathrooms, 1,056 square feet of living space and a 0.21-acre lot.

When was 3186 Ross Rd, Graton, CA built?

3186 Ross Rd, Graton, CA was built in 1919, making it 107 years old. It is a custom design home. The building has 1 story.

What schools serve 3186 Ross Rd, Graton, CA?

3186 Ross Rd, Graton, CA is assigned to Analy High School (high), rated A-; Oak Grove Elementary/Willowside Middle School (elementary), rated B. All sit in West Sonoma County Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3186 Ross Rd, Graton, CA compare to other homes in Graton 95444?

Among the 290 homes in Graton 95444, it is worth more than 35% of them ($674,672 against a typical $754,198), its price per square foot is higher than 77% of them ($639 against a typical $546), it is bigger than 24% of them (1,056 ft² against a typical 1,332 ft²), its lot is bigger than 51% of them (0.21 ac against a typical 0.2 ac) and it is newer than 8% of them (1919 against a typical 1979). Measured against all of Sonoma County, it is worth more than 34% 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 3186 Ross Rd, Graton, CA?

The 2025 property tax bill for 3186 Ross Rd, Graton, CA was $7,993. The county assessed it at $523,397.

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