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Single Family ResidenceResidential
$367,365$188 / 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 96How 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 $105,000 on Aug 29, 2022

21 ROBERT RD

NEW CASTLE, DE 19720
3
Beds
3 / 1
Baths
1,950 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
2021
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$367K
$352K low$383K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$105,000 · Aug 29, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,643 (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.$348,100 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$81,800

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.45
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.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
81
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.0.19
RoofThe main material covering the roof, such as asphalt shingle or tile.Fiberglass
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes

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
Pleasantville Elementary SchoolB
Elementary · Grades KG–5 · 0.3 mi
H
William Penn High SchoolD
High · Grades 9–12 · 2.3 mi
M
George Read Middle SchoolD
Middle · Grades 6–8 · 2.4 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

21 Robert Rd 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 75% of homes in New Castle 19720
  • Costs less per square foot than 72% of homes in New Castle County
  • Bigger than 81% of homes in New Castle 19720
  • Has a bigger lot than 66% of homes in New Castle 19720
  • Among the newest 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
$146K$649K

This home is worth more than 75% 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$367,365
CheaperTypical $289,013Pricier

Pricier than 75% of homes nearby

Price per ft²$188
CheaperTypical $205Pricier

Pricier than 32% of homes nearby

Living area1,950 ft²
SmallerTypical 1,450 ft²Bigger

Bigger than 81% of homes nearby

Lot size0.19 ac
SmallerTypical 0.16 acBigger

Bigger than 66% of homes nearby

Year built2021
OlderTypical 1965Newer

Newer than almost all homes nearby

How 21 Robert Rd ranks against every home in each area.
MeasureThis homeNew Castle 19720New Castle County
Estimated valuepricier than$367,36575% of homes46% of homes
Price per ft²pricier than$18832% of homes28% of homes
Living areabigger than1,950 ft²81% of homes59% of homes
Lot sizebigger than0.19 ac66% of homes49% of homes
Year builtnewer than2021almost all homesalmost all homes

About 21 Robert Rd

How much is 21 Robert Rd, New Castle, DE worth?

The TopHap Estimate for 21 Robert Rd, New Castle, DE is $367,365 as of Aug 30, 2026. The likely range is $351,632 to $383,098. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Robert Rd, New Castle, DE last sell?

21 Robert Rd, New Castle, DE last sold on Aug 29, 2022 for $105,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Robert Rd, New Castle, DE?

21 Robert Rd, New Castle, DE has 3 bedrooms, 3 bathrooms, 1,950 square feet of living space and a 0.19-acre lot.

When was 21 Robert Rd, New Castle, DE built?

21 Robert Rd, New Castle, DE was built in 2021, making it 5 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Robert Rd, New Castle, DE?

21 Robert Rd, New Castle, DE is assigned to Pleasantville Elementary School (elementary), rated B; William Penn High School (high), rated D; George Read Middle School (middle), rated D. All sit in Colonial School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Robert Rd, New Castle, DE compare to other homes in New Castle 19720?

Among the 18,817 homes in New Castle 19720, it is worth more than 75% of them ($367,365 against a typical $289,013), its price per square foot is higher than 32% of them ($188 against a typical $205), it is bigger than 81% of them (1,950 ft² against a typical 1,450 ft²), its lot is bigger than 66% of them (0.19 ac against a typical 0.16 ac) and it is newer than almost all of them (2021 against a typical 1965). Measured against all of New Castle County, it is worth more than 46% 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 21 Robert Rd, New Castle, DE?

The 2025 property tax bill for 21 Robert Rd, New Castle, DE was $2,643. The county assessed it at $348,100.

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Assigned schools

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