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Single Family ResidenceResidential
$581,227$303 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $570,000 on Oct 6, 2025

4140 MYSTERY DR

SPARKS, NV 89436
3
Beds
2
Baths
1,918 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.
2005
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$581K
$549K low$613K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$570,000 · Oct 6, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,327 (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.$148,208 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$41,862
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$106,346
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$149,459
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$318,514

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyWASHOE
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.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Concrete
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Porch · 73 ft²

Transaction History(8)

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(4)

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

E
Spanish Springs Elementary SchoolA
Elementary · Grades KG–5 · 2.4 mi
M
Yvonne Shaw Middle SchoolC+
Middle · Grades 6–8 · 3.7 mi
H
Spanish Springs High SchoolC-
High · Grades 9–12 · 4.0 mi

District: Washoe County School District

Neighborhood · ZIP 89436These 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.37
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.268

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.49,450
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.790 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,139
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$125,917
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.10 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.79%

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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

4140 Mystery 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.

  • Costs less per square foot than 67% of homes in Washoe County
  • Smaller than 68% of homes in Foothills
  • Newer than 77% of homes in Washoe County

What homes are worth in Sparks 89436

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

This home
$393K$1M

This home is worth more than 48% of homes in Sparks 89436.

How it measures up in Sparks 89436

The dot is this home. The mark in the middle is the typical home in Sparks 89436.

Estimated value$581,227
CheaperTypical $586,377Pricier

Pricier than 48% of homes nearby

Price per ft²$303
CheaperTypical $303Pricier

Pricier than 50% of homes nearby

Living area1,918 ft²
SmallerTypical 1,971 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.16 ac
SmallerTypical 0.17 acBigger

Bigger than 43% of homes nearby

Year built2005
OlderTypical 2005Newer

Newer than 54% of homes nearby

How 4140 Mystery Dr ranks against every home in each area.
MeasureThis homeFoothillsSparks 89436Washoe County
Estimated valuepricier than$581,22738% of homes48% of homes50% of homes
Price per ft²pricier than$30363% of homes50% of homes33% of homes
Living areabigger than1,918 ft²32% of homes46% of homes59% of homes
Lot sizebigger than0.16 ac47% of homes43% of homes44% of homes
Year builtnewer than200526% of homes54% of homes77% of homes

About 4140 Mystery Dr

How much is 4140 Mystery Dr, Sparks, NV worth?

The TopHap Estimate for 4140 Mystery Dr, Sparks, NV is $581,227 as of Aug 30, 2026. The likely range is $549,403 to $613,051. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4140 Mystery Dr, Sparks, NV last sell?

4140 Mystery Dr, Sparks, NV last sold on Oct 6, 2025 for $570,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 4140 Mystery Dr, Sparks, NV?

4140 Mystery Dr, Sparks, NV has 3 bedrooms, 2 bathrooms, 1,918 square feet of living space and a 0.16-acre lot.

When was 4140 Mystery Dr, Sparks, NV built?

4140 Mystery Dr, Sparks, NV was built in 2005, making it 21 years old. The building has 1 story.

What schools serve 4140 Mystery Dr, Sparks, NV?

4140 Mystery Dr, Sparks, NV is assigned to Spanish Springs Elementary School (elementary), rated A; Yvonne Shaw Middle School (middle), rated C+; Spanish Springs High School (high), rated C-. All sit in Washoe County School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4140 Mystery Dr, Sparks, NV compare to other homes in Sparks 89436?

Among the 19,840 homes in Sparks 89436, it is worth more than 48% of them ($581,227 against a typical $586,377), its price per square foot is higher than 50% of them ($303 against a typical $303), it is bigger than 46% of them (1,918 ft² against a typical 1,971 ft²), its lot is bigger than 43% of them (0.16 ac against a typical 0.17 ac) and it is newer than 54% of them (2005 against a typical 2005). Measured against all of Washoe County, it is worth more than 50% 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 4140 Mystery Dr, Sparks, NV?

The 2025 property tax bill for 4140 Mystery Dr, Sparks, NV was $2,327. The county assessed it at $148,208.

More homes on Mystery Dr

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