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Single Family ResidenceResidential
$633,548$241 / 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 90How 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 $539,000 on Dec 11, 2019

16646 ALIOTO DR

GRASS VALLEY, CA 95949
3
Beds
2
Baths
2,630 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
2
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$634K
$568K low$700K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$539,000 · Dec 11, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,361 (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.$601,260 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$111,550
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$489,710
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$589,471
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$584,730

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.Traditional/Old
CountyNEVADA
Lot (acres)The size of the land the home sits on, from county records.0.42
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 1,000 ft²

Transaction History(9)

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
Alta Sierra Elementary SchoolB+
Elementary · Grades KG–5 · 1.1 mi
M
Magnolia Intermediate SchoolB
Middle · Grades 6–8 · 5.7 mi
H
Bear River High SchoolB+
High · Grades 9–12 · 6.1 mi

District: Pleasant Ridge Union Elementary School District

Neighborhood · ZIP 95949These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.94

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.21%
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.1.0%
PopulationHow many people live in this area.22,705
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.163 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,916
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,756
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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

16646 Alioto Dr 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 88% of homes in Alta Sierra Estates
  • Costs less per square foot than 91% of homes in Nevada County
  • Bigger than 90% of homes in Alta Sierra Estates
  • Has a smaller lot than 88% of homes in Grass Valley 95949

What homes are worth in Grass Valley 95949

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

This home
$310K$1.1M

This home is worth more than 71% of homes in Grass Valley 95949.

How it measures up in Grass Valley 95949

The dot is this home. The mark in the middle is the typical home in Grass Valley 95949.

Estimated value$633,548
CheaperTypical $538,206Pricier

Pricier than 71% of homes nearby

Price per ft²$241
CheaperTypical $291Pricier

Pricier than 18% of homes nearby

Living area2,630 ft²
SmallerTypical 1,792 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.42 ac
SmallerTypical 2.61 acBigger

Bigger than 12% of homes nearby

Year built1981
OlderTypical 1986Newer

Newer than 38% of homes nearby

How 16646 Alioto Dr ranks against every home in each area.
MeasureThis homeAlta Sierra EstatesGrass Valley 95949Nevada County
Estimated valuepricier than$633,54888% of homes71% of homes53% of homes
Price per ft²pricier than$24125% of homes18% of homes9% of homes
Living areabigger than2,630 ft²90% of homes85% of homes84% of homes
Lot sizebigger than0.42 ac28% of homes12% of homes45% of homes
Year builtnewer than198142% of homes38% of homes45% of homes

About 16646 Alioto Dr

How much is 16646 Alioto Dr, Grass Valley, CA worth?

The TopHap Estimate for 16646 Alioto Dr, Grass Valley, CA is $633,548 as of Sep 24, 2026. The likely range is $567,534 to $699,562. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 16646 Alioto Dr, Grass Valley, CA last sell?

16646 Alioto Dr, Grass Valley, CA last sold on Dec 11, 2019 for $539,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 16646 Alioto Dr, Grass Valley, CA?

16646 Alioto Dr, Grass Valley, CA has 3 bedrooms, 2 bathrooms, 2,630 square feet of living space and a 0.42-acre lot.

When was 16646 Alioto Dr, Grass Valley, CA built?

16646 Alioto Dr, Grass Valley, CA was built in 1981, making it 45 years old. It is a traditional/old home. The building has 2 stories.

What schools serve 16646 Alioto Dr, Grass Valley, CA?

16646 Alioto Dr, Grass Valley, CA is assigned to Alta Sierra Elementary School (elementary), rated B+; Magnolia Intermediate School (middle), rated B; Bear River High School (high), rated B+. All sit in Pleasant Ridge Union Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 16646 Alioto Dr, Grass Valley, CA compare to other homes in Grass Valley 95949?

Among the 8,859 homes in Grass Valley 95949, it is worth more than 71% of them ($633,548 against a typical $538,206), its price per square foot is higher than 18% of them ($241 against a typical $291), it is bigger than 85% of them (2,630 ft² against a typical 1,792 ft²), its lot is bigger than 12% of them (0.42 ac against a typical 2.61 ac) and it is newer than 38% of them (1981 against a typical 1986). Measured against all of Nevada County, it is worth more than 53% 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 16646 Alioto Dr, Grass Valley, CA?

The 2025 property tax bill for 16646 Alioto Dr, Grass Valley, CA was $6,361. The county assessed it at $601,260.

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