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Single Family ResidenceResidential
$656,457$239 / 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 Sep 24, 2026

21 PIERSON DR

HOCKESSIN, DE 19707
4
Beds
2.5
Baths
2,746 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.
0.7 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
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

$656K
$629K low$684K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$678,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$132,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$545,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$138,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$509,130

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.47
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
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.
95
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.0.70
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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.

M
H.B. Dupont Middle SchoolA
Middle · Grades 6–8 · 1.6 mi
E
North Star Elementary SchoolA+
Elementary · Grades KG–5 · 1.7 mi
H
Dupont (Alexis I.) High SchoolC
High · Grades 9–12 · 6.3 mi

District: Red Clay Consolidated School District

Neighborhood · ZIP 19707These 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.26
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.75

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.0%
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.16,221
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,232 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$167,175
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$204,567
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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 Pierson 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 90% of homes in New Castle County
  • Costs more per square foot than 71% of homes in New Castle County
  • Bigger than 84% of homes in New Castle County
  • Has a bigger lot than 90% of homes in New Castle County

What homes are worth in Hockessin 19707

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

This home
$342K$1.1M

This home is worth more than 64% of homes in Hockessin 19707.

How it measures up in Hockessin 19707

The dot is this home. The mark in the middle is the typical home in Hockessin 19707.

Estimated value$656,457
CheaperTypical $605,597Pricier

Pricier than 64% of homes nearby

Price per ft²$239
CheaperTypical $227Pricier

Pricier than 66% of homes nearby

Living area2,746 ft²
SmallerTypical 2,625 ft²Bigger

Bigger than 57% of homes nearby

Lot size0.7 ac
SmallerTypical 0.5 acBigger

Bigger than 72% of homes nearby

Year built1986
OlderTypical 1987Newer

Newer than 49% of homes nearby

How 21 Pierson Dr ranks against every home in each area.
MeasureThis homeHockessin 19707New Castle County
Estimated valuepricier than$656,45764% of homes90% of homes
Price per ft²pricier than$23966% of homes71% of homes
Living areabigger than2,746 ft²57% of homes84% of homes
Lot sizebigger than0.7 ac72% of homes90% of homes
Year builtnewer than198649% of homes62% of homes

About 21 Pierson Dr

How much is 21 Pierson Dr, Hockessin, DE worth?

The TopHap Estimate for 21 Pierson Dr, Hockessin, DE is $656,457 as of Sep 24, 2026. The likely range is $629,207 to $683,707. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Pierson Dr, Hockessin, DE last sell?

21 Pierson Dr, Hockessin, DE last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Pierson Dr, Hockessin, DE?

21 Pierson Dr, Hockessin, DE has 4 bedrooms, 2.5 bathrooms, 2,746 square feet of living space and a 0.70-acre lot.

When was 21 Pierson Dr, Hockessin, DE built?

21 Pierson Dr, Hockessin, DE was built in 1986, making it 40 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Pierson Dr, Hockessin, DE?

21 Pierson Dr, Hockessin, DE is assigned to H.B. Dupont Middle School (middle), rated A; North Star Elementary School (elementary), rated A+; Dupont (Alexis I.) High School (high), rated C. All sit in Red Clay Consolidated School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Pierson Dr, Hockessin, DE compare to other homes in Hockessin 19707?

Among the 6,227 homes in Hockessin 19707, it is worth more than 64% of them ($656,457 against a typical $605,597), its price per square foot is higher than 66% of them ($239 against a typical $227), it is bigger than 57% of them (2,746 ft² against a typical 2,625 ft²), its lot is bigger than 72% of them (0.7 ac against a typical 0.5 ac) and it is newer than 49% of them (1986 against a typical 1987). Measured against all of New Castle County, it is worth more than 90% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Pierson Dr

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Assigned schools

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