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Duplex (2 Units, Any Combination)Residential
$491,578$195 / 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 97How 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 $378,270 on Jun 25, 2020

159 SIRIUS DR

BEAR, DE 19701
4
Beds
3
Baths
2,524 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
2020
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$492K
$475K low$508K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$378,270 · Jun 25, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,208 (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.$469,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$389,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$99,100

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.54
41
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
75
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
84
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
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.8 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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyNEW CASTLE
Lot (acres)The size of the land the home sits on, from county records.0.12
RoofThe main material covering the roof, such as asphalt shingle or tile.Fiberglass
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
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

Transaction History(2)

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
Kathleen H. Wilbur Elementary SchoolC+
Elementary · Grades KG–5 · 2.0 mi
M
Gunning Bedford Middle SchoolD+
Middle · Grades 6–8 · 4.3 mi
H
William Penn High SchoolC-
High · Grades 9–12 · 6.8 mi

District: Colonial School District

Neighborhood · ZIP 19701These 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.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.64

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.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.42,519
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,553 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,984
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$136,375
Average tempThe average temperature here across a full year.55°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.70%

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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

159 Sirius 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 72% of homes in New Castle County
  • Costs less per square foot than 78% of homes in Bear 19701
  • Bigger than 80% of homes in New Castle County
  • Has a smaller lot than 73% of homes in Bear 19701
  • Among the newest homes in Bear 19701

What homes are worth in Bear 19701

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

This home
$67K$795K

This home is worth more than 66% of homes in Bear 19701.

How it measures up in Bear 19701

The dot is this home. The mark in the middle is the typical home in Bear 19701.

Estimated value$491,578
CheaperTypical $430,259Pricier

Pricier than 66% of homes nearby

Price per ft²$195
CheaperTypical $220Pricier

Pricier than 22% of homes nearby

Living area2,524 ft²
SmallerTypical 2,000 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.12 ac
SmallerTypical 0.21 acBigger

Bigger than 27% of homes nearby

Year built2020
OlderTypical 1994Newer

Newer than almost all homes nearby

How 159 Sirius Dr ranks against every home in each area.
MeasureThis homeBear 19701New Castle County
Estimated valuepricier than$491,57866% of homes72% of homes
Price per ft²pricier than$19522% of homes28% of homes
Living areabigger than2,524 ft²75% of homes80% of homes
Lot sizebigger than0.12 ac27% of homes27% of homes
Year builtnewer than2020almost all homes98% of homes

About 159 Sirius Dr

How much is 159 Sirius Dr, Bear, DE worth?

The TopHap Estimate for 159 Sirius Dr, Bear, DE is $491,578 as of Sep 24, 2026. The likely range is $475,058 to $508,098. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 159 Sirius Dr, Bear, DE last sell?

159 Sirius Dr, Bear, DE last sold on Jun 25, 2020 for $378,270, according to the county's recorded deed.

How big is 159 Sirius Dr, Bear, DE?

159 Sirius Dr, Bear, DE has 4 bedrooms, 3 bathrooms, 2,524 square feet of living space and a 0.12-acre lot.

When was 159 Sirius Dr, Bear, DE built?

159 Sirius Dr, Bear, DE was built in 2020, making it 6 years old. It is a duplex single home. The building has 2 stories.

What schools serve 159 Sirius Dr, Bear, DE?

159 Sirius Dr, Bear, DE is assigned to Kathleen H. Wilbur Elementary School (elementary), rated C+; Gunning Bedford Middle School (middle), rated D+; William Penn High School (high), rated C-. All sit in Colonial School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 159 Sirius Dr, Bear, DE compare to other homes in Bear 19701?

Among the 14,971 homes in Bear 19701, it is worth more than 66% of them ($491,578 against a typical $430,259), its price per square foot is higher than 22% of them ($195 against a typical $220), it is bigger than 75% of them (2,524 ft² against a typical 2,000 ft²), its lot is bigger than 27% of them (0.12 ac against a typical 0.21 ac) and it is newer than almost all of them (2020 against a typical 1994). Measured against all of New Castle County, it is worth more than 72% 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 159 Sirius Dr, Bear, DE?

The 2025 property tax bill for 159 Sirius Dr, Bear, DE was $3,208. The county assessed it at $469,800.

More homes on Sirius Dr

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