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Single Family ResidenceResidential
$773,746$378 / 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 94How 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

10430 BOOM RUN

NEWCASTLE, CA 95658
3
Beds
2
Baths
2,046 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.
5.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$774K
$729K low$818K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,935 (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.$464,154 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$229,869
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$234,285
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$455,054

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.58
60
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
80
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
64
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
57
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
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.24 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyPLACER
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Skyridge Elementary SchoolB
Elementary · Grades KG–8 · 2.4 mi
H
Placer High SchoolA-
High · Grades 9–12 · 3.8 mi

District: Auburn Union Elementary School District

Neighborhood · ZIP 95658These 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.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.84

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.8,229
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.323 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$123,085
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,126
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.29 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

10430 Boom Run 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 68% of homes in Newcastle 95658
  • Costs less per square foot than 73% of homes in Newcastle 95658
  • Has a bigger lot than 97% of homes in Placer County
  • Older than 69% of homes in Placer County

What homes are worth in Newcastle 95658

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

This home
$385K$2M

This home is worth more than 32% of homes in Newcastle 95658.

How it measures up in Newcastle 95658

The dot is this home. The mark in the middle is the typical home in Newcastle 95658.

Estimated value$773,746
CheaperTypical $918,271Pricier

Pricier than 32% of homes nearby

Price per ft²$378
CheaperTypical $426Pricier

Pricier than 27% of homes nearby

Living area2,046 ft²
SmallerTypical 2,215 ft²Bigger

Bigger than 43% of homes nearby

Lot size5.1 ac
SmallerTypical 3.7 acBigger

Bigger than 74% of homes nearby

Year built1985
OlderTypical 1979Newer

Newer than 60% of homes nearby

How 10430 Boom Run ranks against every home in each area.
MeasureThis homeNewcastle 95658Placer County
Estimated valuepricier than$773,74632% of homes64% of homes
Price per ft²pricier than$37827% of homes66% of homes
Living areabigger than2,046 ft²43% of homes54% of homes
Lot sizebigger than5.1 ac74% of homes97% of homes
Year builtnewer than198560% of homes31% of homes

About 10430 Boom Run

How much is 10430 Boom Run, Newcastle, CA worth?

The TopHap Estimate for 10430 Boom Run, Newcastle, CA is $773,746 as of Jul 14, 2026. The likely range is $729,398 to $818,094. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10430 Boom Run, Newcastle, CA last sell?

10430 Boom Run, Newcastle, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 10430 Boom Run, Newcastle, CA?

10430 Boom Run, Newcastle, CA has 3 bedrooms, 2 bathrooms and 2,046 square feet of living space.

When was 10430 Boom Run, Newcastle, CA built?

10430 Boom Run, Newcastle, CA was built in 1985, making it 41 years old. It is a contemporary home.

What schools serve 10430 Boom Run, Newcastle, CA?

10430 Boom Run, Newcastle, CA is assigned to Skyridge Elementary School (elementary), rated B; Placer High School (high), rated A-. All sit in Auburn Union Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10430 Boom Run, Newcastle, CA compare to other homes in Newcastle 95658?

Among the 2,297 homes in Newcastle 95658, it is worth more than 32% of them ($773,746 against a typical $918,271), its price per square foot is higher than 27% of them ($378 against a typical $426), it is bigger than 43% of them (2,046 ft² against a typical 2,215 ft²), its lot is bigger than 74% of them (5.1 ac against a typical 3.7 ac) and it is newer than 60% of them (1985 against a typical 1979). Measured against all of Placer County, it is worth more than 64% 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 10430 Boom Run, Newcastle, CA?

The 2025 property tax bill for 10430 Boom Run, Newcastle, CA was $4,935. The county assessed it at $464,154.

More homes on Boom Run

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Assigned schools

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