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Single Family ResidenceResidential
$1,494,475$565 / 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 83How 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 $318,000 on Oct 13, 1999

21141 RIVER RD

GEYSERVILLE, CA 95441
4
Beds
4.5
Baths
2,643 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.
1.61 ac
Lot SizeThe size of the land the home sits on, from county records.
2016
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

$1.5M
$1.2M low$1.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$318,000 · Oct 13, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,270 (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.$1,329,050 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$313,541
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,015,509
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,302,992

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
91
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
69
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.69 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
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.2017
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.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.Yes

Transaction History(12)

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
Geyserville New Tech AcademyC-
Middle · Grades 6–12 · 0.4 mi
E
Geyserville Elementary SchoolD
Elementary · Grades KG–5 · 1.0 mi

District: Geyserville Unified School District

Neighborhood · ZIP 95441These 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.132
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 100.629

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.82%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.1,650
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.23 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,133
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$211,187
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

21141 River 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 92% of homes in Sonoma County
  • Costs more per square foot than 71% of homes in Geyserville 95441
  • Bigger than 94% of homes in Geyserville 95441
  • Has a bigger lot than 88% of homes in Sonoma County
  • Newer than 98% of homes in Geyserville 95441

What homes are worth in Geyserville 95441

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

This home
$355K$2.6M

This home is worth more than 86% of homes in Geyserville 95441.

How it measures up in Geyserville 95441

The dot is this home. The mark in the middle is the typical home in Geyserville 95441.

Estimated value$1,494,475
CheaperTypical $769,127Pricier

Pricier than 86% of homes nearby

Price per ft²$565
CheaperTypical $479Pricier

Pricier than 71% of homes nearby

Living area2,643 ft²
SmallerTypical 1,512 ft²Bigger

Bigger than 94% of homes nearby

Lot size1.61 ac
SmallerTypical 0.45 acBigger

Bigger than 72% of homes nearby

Year built2016
OlderTypical 1972Newer

Newer than 98% of homes nearby

How 21141 River Rd ranks against every home in each area.
MeasureThis homeGeyserville 95441Sonoma County
Estimated valuepricier than$1,494,47586% of homes92% of homes
Price per ft²pricier than$56571% of homes71% of homes
Living areabigger than2,643 ft²94% of homes90% of homes
Lot sizebigger than1.61 ac72% of homes88% of homes
Year builtnewer than201698% of homes94% of homes

About 21141 River Rd

How much is 21141 River Rd, Geyserville, CA worth?

The TopHap Estimate for 21141 River Rd, Geyserville, CA is $1,494,475 as of Jul 14, 2026. The likely range is $1,243,426 to $1,745,524. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21141 River Rd, Geyserville, CA last sell?

21141 River Rd, Geyserville, CA last sold on Oct 13, 1999 for $318,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21141 River Rd, Geyserville, CA?

21141 River Rd, Geyserville, CA has 4 bedrooms, 4.5 bathrooms and 2,643 square feet of living space.

When was 21141 River Rd, Geyserville, CA built?

21141 River Rd, Geyserville, CA was built in 2016, making it 10 years old. The building has 1 story.

What schools serve 21141 River Rd, Geyserville, CA?

21141 River Rd, Geyserville, CA is assigned to Geyserville New Tech Academy (middle), rated C-; Geyserville Elementary School (elementary), rated D. All sit in Geyserville Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21141 River Rd, Geyserville, CA compare to other homes in Geyserville 95441?

Among the 465 homes in Geyserville 95441, it is worth more than 86% of them ($1,494,475 against a typical $769,127), its price per square foot is higher than 71% of them ($565 against a typical $479), it is bigger than 94% of them (2,643 ft² against a typical 1,512 ft²), its lot is bigger than 72% of them (1.61 ac against a typical 0.45 ac) and it is newer than 98% of them (2016 against a typical 1972). Measured against all of Sonoma County, it is worth more than 92% 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 21141 River Rd, Geyserville, CA?

The 2025 property tax bill for 21141 River Rd, Geyserville, CA was $14,270. The county assessed it at $1,329,050.

More homes on River Rd

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