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Single Family ResidenceResidential
$311,706$302 / 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 Sep 24, 2026
Last sold for $220,000 on Aug 19, 2005

15 CALWELL DR

NEW CASTLE, DE 19720
3
Beds
1.5
Baths
1,032 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$312K
$285K low$338K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$220,000 · Aug 19, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,641 (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.$314,400 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$66,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$248,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$61,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$265,680

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.44
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
21
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
79
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.

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.Split Level
CountyNEW CASTLE
Lot (acres)The size of the land the home sits on, from county records.0.18
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Electric
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, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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(1)

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

H
William Penn High SchoolC-
High · Grades 9–12 · 0.3 mi
M
George Read Middle SchoolD-
Middle · Grades 6–8 · 0.5 mi
E
Carrie Downie Elementary SchoolD-
Elementary · Grades KG–5 · 0.8 mi

District: Colonial School District

Neighborhood · ZIP 19720These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.72

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.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.62,421
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,200 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,145
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$95,209
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

15 Calwell 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 less than 68% of homes in New Castle County
  • Costs more per square foot than 94% of homes in New Castle 19720
  • Smaller than 91% of homes in New Castle County
  • Has a bigger lot than 66% of homes in New Castle 19720
  • Newer than 67% of homes in New Castle 19720

What homes are worth in New Castle 19720

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

This home
$142K$659K

This home is worth more than 56% of homes in New Castle 19720.

How it measures up in New Castle 19720

The dot is this home. The mark in the middle is the typical home in New Castle 19720.

Estimated value$311,706
CheaperTypical $295,502Pricier

Pricier than 56% of homes nearby

Price per ft²$302
CheaperTypical $211Pricier

Pricier than 94% of homes nearby

Living area1,032 ft²
SmallerTypical 1,400 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.18 ac
SmallerTypical 0.16 acBigger

Bigger than 66% of homes nearby

Year built1983
OlderTypical 1965Newer

Newer than 67% of homes nearby

How 15 Calwell Dr ranks against every home in each area.
MeasureThis homeNew Castle 19720New Castle County
Estimated valuepricier than$311,70656% of homes32% of homes
Price per ft²pricier than$30294% of homes92% of homes
Living areabigger than1,032 ft²21% of homes9% of homes
Lot sizebigger than0.18 ac66% of homes49% of homes
Year builtnewer than198367% of homes59% of homes

About 15 Calwell Dr

How much is 15 Calwell Dr, New Castle, DE worth?

The TopHap Estimate for 15 Calwell Dr, New Castle, DE is $311,706 as of Sep 24, 2026. The likely range is $285,375 to $338,037. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15 Calwell Dr, New Castle, DE last sell?

15 Calwell Dr, New Castle, DE last sold on Aug 19, 2005 for $220,000, according to the county's recorded deed.

How big is 15 Calwell Dr, New Castle, DE?

15 Calwell Dr, New Castle, DE has 3 bedrooms, 1.5 bathrooms, 1,032 square feet of living space and a 0.18-acre lot.

When was 15 Calwell Dr, New Castle, DE built?

15 Calwell Dr, New Castle, DE was built in 1983, making it 43 years old. It is a split level home. The building has 1 story.

What schools serve 15 Calwell Dr, New Castle, DE?

15 Calwell Dr, New Castle, DE is assigned to William Penn High School (high), rated C-; George Read Middle School (middle), rated D-; Carrie Downie Elementary School (elementary), rated D-. All sit in Colonial School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Calwell Dr, New Castle, DE compare to other homes in New Castle 19720?

Among the 18,853 homes in New Castle 19720, it is worth more than 56% of them ($311,706 against a typical $295,502), its price per square foot is higher than 94% of them ($302 against a typical $211), it is bigger than 21% of them (1,032 ft² against a typical 1,400 ft²), its lot is bigger than 66% of them (0.18 ac against a typical 0.16 ac) and it is newer than 67% of them (1983 against a typical 1965). Measured against all of New Castle County, it is worth more than 32% 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 15 Calwell Dr, New Castle, DE?

The 2025 property tax bill for 15 Calwell Dr, New Castle, DE was $1,641. The county assessed it at $314,400.

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