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Single Family Residence w/ ADUResidential
$718,992$666 / 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 91How 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 $580,000 on May 3, 2018

9771 OLD RIVER RD

FORESTVILLE, CA 95436
2
Beds
1
Baths
1,080 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$719K
$652K low$786K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$580,000 · May 3, 2018
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$322,492
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$257,994
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.62%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$396,500
GUARANTEED RATE INC · recorded Sep 22, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,569 (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.$659,937 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$204,807
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$455,130
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$659,937

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.39
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
73
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.197 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 w/ ADU
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.1990
Lot (acres)The size of the land the home sits on, from county records.0.16
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.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.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
Forestville Elementary School
Elementary · Grades KG–1 · 2.5 mi
M
Forestville AcademyC-
Middle · Grades 2–8 · 2.5 mi
H
Analy High SchoolA-
High · Grades 9–12 · 8.2 mi

District: West Sonoma County Union High School District

Neighborhood · ZIP 95436These 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.152
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 100.340

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
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.5,386
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.227 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,296
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,013
Average tempThe average temperature here across a full year.57°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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

9771 Old 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 71% of homes in Forestville 95436
  • Costs more per square foot than 88% of homes in Forestville 95436
  • Smaller than 84% of homes in Sonoma County
  • Has a smaller lot than 68% of homes in Forestville 95436
  • Older than 73% of homes in Sonoma County

What homes are worth in Forestville 95436

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

This home
$245K$1.6M

This home is worth more than 71% of homes in Forestville 95436.

How it measures up in Forestville 95436

The dot is this home. The mark in the middle is the typical home in Forestville 95436.

Estimated value$718,992
CheaperTypical $558,909Pricier

Pricier than 71% of homes nearby

Price per ft²$666
CheaperTypical $473Pricier

Pricier than 88% of homes nearby

Living area1,080 ft²
SmallerTypical 1,214 ft²Bigger

Bigger than 41% of homes nearby

Lot size0.16 ac
SmallerTypical 0.25 acBigger

Bigger than 32% of homes nearby

Year built1963
OlderTypical 1958Newer

Newer than 61% of homes nearby

How 9771 Old River Rd ranks against every home in each area.
MeasureThis homeForestville 95436Sonoma County
Estimated valuepricier than$718,99271% of homes42% of homes
Price per ft²pricier than$66688% of homes83% of homes
Living areabigger than1,080 ft²41% of homes16% of homes
Lot sizebigger than0.16 ac32% of homes46% of homes
Year builtnewer than196361% of homes27% of homes

About 9771 Old River Rd

How much is 9771 Old River Rd, Forestville, CA worth?

The TopHap Estimate for 9771 Old River Rd, Forestville, CA is $718,992 as of Jul 14, 2026. The likely range is $652,115 to $785,869. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9771 Old River Rd, Forestville, CA last sell?

9771 Old River Rd, Forestville, CA last sold on May 3, 2018 for $580,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 9771 Old River Rd, Forestville, CA?

9771 Old River Rd, Forestville, CA has 2 bedrooms, 1 bathrooms, 1,080 square feet of living space and a 0.16-acre lot.

When was 9771 Old River Rd, Forestville, CA built?

9771 Old River Rd, Forestville, CA was built in 1963, making it 63 years old. The building has 1 story.

What schools serve 9771 Old River Rd, Forestville, CA?

9771 Old River Rd, Forestville, CA is assigned to Forestville Elementary School (elementary); Forestville Academy (middle), rated C-; Analy High School (high), rated A-. All sit in West Sonoma County Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9771 Old River Rd, Forestville, CA compare to other homes in Forestville 95436?

Among the 2,411 homes in Forestville 95436, it is worth more than 71% of them ($718,992 against a typical $558,909), its price per square foot is higher than 88% of them ($666 against a typical $473), it is bigger than 41% of them (1,080 ft² against a typical 1,214 ft²), its lot is bigger than 32% of them (0.16 ac against a typical 0.25 ac) and it is newer than 61% of them (1963 against a typical 1958). Measured against all of Sonoma County, it is worth more than 42% 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 9771 Old River Rd, Forestville, CA?

The 2025 property tax bill for 9771 Old River Rd, Forestville, CA was $8,569. The county assessed it at $659,937.

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Assigned schools

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