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Single Family ResidenceResidential
$406,383$187 / 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 Sep 24, 2026
Last sold for $172,500 on Aug 31, 2012

1 CALWELL DR

NEW CASTLE, DE 19720
4
Beds
3 / 1
Baths
2,175 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$406K
$388K low$425K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$172,500 · Aug 31, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,302 (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.$420,300 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$80,000

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.
22
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.Colonial
CountyNew Castle
Lot (acres)The size of the land the home sits on, from county records.0.23
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.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached

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.

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 SchoolD
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

1 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 more than 82% of homes in New Castle 19720
  • Costs less per square foot than 74% of homes in New Castle County
  • Bigger than 88% of homes in New Castle 19720
  • Has a bigger lot than 81% 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
$143K$680K

This home is worth more than 82% 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$406,383
CheaperTypical $295,403Pricier

Pricier than 82% of homes nearby

Price per ft²$187
CheaperTypical $207Pricier

Pricier than 29% of homes nearby

Living area2,175 ft²
SmallerTypical 1,425 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.23 ac
SmallerTypical 0.16 acBigger

Bigger than 81% of homes nearby

Year built1984
OlderTypical 1965Newer

Newer than 67% of homes nearby

How 1 Calwell Dr ranks against every home in each area.
MeasureThis homeNew Castle 19720New Castle County
Estimated valuepricier than$406,38382% of homes55% of homes
Price per ft²pricier than$18729% of homes26% of homes
Living areabigger than2,175 ft²88% of homes69% of homes
Lot sizebigger than0.23 ac81% of homes62% of homes
Year builtnewer than198467% of homes59% of homes

About 1 Calwell Dr

How much is 1 Calwell Dr, New Castle, DE worth?

The TopHap Estimate for 1 Calwell Dr, New Castle, DE is $406,383 as of Sep 24, 2026. The likely range is $387,579 to $425,187. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1 Calwell Dr, New Castle, DE last sell?

1 Calwell Dr, New Castle, DE last sold on Aug 31, 2012 for $172,500, according to the county's recorded deed.

How big is 1 Calwell Dr, New Castle, DE?

1 Calwell Dr, New Castle, DE has 4 bedrooms, 3 bathrooms, 2,175 square feet of living space and a 0.23-acre lot.

When was 1 Calwell Dr, New Castle, DE built?

1 Calwell Dr, New Castle, DE was built in 1984, making it 42 years old. It is a colonial home. The building has 2 stories.

What schools serve 1 Calwell Dr, New Castle, DE?

1 Calwell Dr, New Castle, DE is assigned to William Penn High School (high), rated D; 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 1 Calwell Dr, New Castle, DE compare to other homes in New Castle 19720?

Among the 18,836 homes in New Castle 19720, it is worth more than 82% of them ($406,383 against a typical $295,403), its price per square foot is higher than 29% of them ($187 against a typical $207), it is bigger than 88% of them (2,175 ft² against a typical 1,425 ft²), its lot is bigger than 81% of them (0.23 ac against a typical 0.16 ac) and it is newer than 67% of them (1984 against a typical 1965). Measured against all of New Castle County, it is worth more than 55% 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 1 Calwell Dr, New Castle, DE?

The 2025 property tax bill for 1 Calwell Dr, New Castle, DE was $3,302. The county assessed it at $420,300.

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