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Single Family ResidenceResidential
$326,839$340 / 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 92How 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 $153,000 on Jun 20, 2000

10139 MYSTERY LN

ROUGH AND READY, CA 95975
2
Beds
1
Baths
960 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.
2.65 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$327K
$300K low$354K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$153,000 · Jun 20, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,097 (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.$278,985 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$60,345
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$218,640
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$273,515
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$387,270

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
HeatingThe type of heating system in the home.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.Wall Unit
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 960 ft²

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.

H
Nevada Union High SchoolB+
High · Grades 9–12 · 4.8 mi

District: Nevada Joint Union High School District

Neighborhood · ZIP 95975These 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.115
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.97

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.1,885
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.208 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,216
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$69,598
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

10139 Mystery Ln 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 96% of homes in Nevada County
  • Costs more per square foot than 74% of homes in Rough and Ready 95975
  • Smaller than 93% of homes in Rough and Ready 95975
  • Has a bigger lot than 73% of homes in Nevada County
  • Older than 90% of homes in Rough and Ready 95975

What homes are worth in Rough and Ready 95975

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

This home
$256K$947K

This home is worth more than 13% of homes in Rough and Ready 95975.

How it measures up in Rough and Ready 95975

The dot is this home. The mark in the middle is the typical home in Rough and Ready 95975.

Estimated value$326,839
CheaperTypical $491,467Pricier

Pricier than 13% of homes nearby

Price per ft²$340
CheaperTypical $294Pricier

Pricier than 74% of homes nearby

Living area960 ft²
SmallerTypical 1,647 ft²Bigger

Bigger than 7% of homes nearby

Lot size2.65 ac
SmallerTypical 4.96 acBigger

Bigger than 29% of homes nearby

Year built1962
OlderTypical 1984Newer

Newer than 10% of homes nearby

How 10139 Mystery Ln ranks against every home in each area.
MeasureThis homeRough and Ready 95975Nevada County
Estimated valuepricier than$326,83913% of homes4% of homes
Price per ft²pricier than$34074% of homes45% of homes
Living areabigger than960 ft²7% of homes8% of homes
Lot sizebigger than2.65 ac29% of homes73% of homes
Year builtnewer than196210% of homes12% of homes

About 10139 Mystery Ln

How much is 10139 Mystery Ln, Rough And Ready, CA worth?

The TopHap Estimate for 10139 Mystery Ln, Rough And Ready, CA is $326,839 as of Aug 30, 2026. The likely range is $299,962 to $353,716. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10139 Mystery Ln, Rough And Ready, CA last sell?

10139 Mystery Ln, Rough And Ready, CA last sold on Jun 20, 2000 for $153,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 10139 Mystery Ln, Rough And Ready, CA?

10139 Mystery Ln, Rough And Ready, CA has 2 bedrooms, 1 bathrooms and 960 square feet of living space.

When was 10139 Mystery Ln, Rough And Ready, CA built?

10139 Mystery Ln, Rough And Ready, CA was built in 1962, making it 64 years old. It is a traditional/old home. The building has 1 story.

What schools serve 10139 Mystery Ln, Rough And Ready, CA?

10139 Mystery Ln, Rough And Ready, CA is assigned to Nevada Union High School (high), rated B+. All sit in Nevada Joint Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10139 Mystery Ln, Rough And Ready, CA compare to other homes in Rough and Ready 95975?

Among the 714 homes in Rough and Ready 95975, it is worth more than 13% of them ($326,839 against a typical $491,467), its price per square foot is higher than 74% of them ($340 against a typical $294), it is bigger than 7% of them (960 ft² against a typical 1,647 ft²), its lot is bigger than 29% of them (2.65 ac against a typical 4.96 ac) and it is newer than 10% of them (1962 against a typical 1984). Measured against all of Nevada County, it is worth more than 4% 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 10139 Mystery Ln, Rough And Ready, CA?

The 2025 property tax bill for 10139 Mystery Ln, Rough And Ready, CA was $3,097. The county assessed it at $278,985.

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