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Single Family ResidenceResidential
$655,276$198 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

12 THORNBERRY LN

HOCKESSIN, DE 19707
4
Beds
2.5
Baths
3,310 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.
0.51 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
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

$655K
$611K low$700K 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.$773,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$118,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$655,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$180,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$557,910

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.46
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.
93
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.0.51
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.

H
McKean (Thomas) High SchoolD-
High · Grades 9–12 · 1.4 mi
E
Brandywine Springs SchoolB+
Elementary · Grades KG–8 · 2.4 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

12 Thornberry Ln 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 less per square foot than 85% of homes in Hockessin 19707
  • Bigger than 93% of homes in New Castle County
  • Has a bigger lot than 86% of homes in New Castle County
  • Newer than 68% 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$1.2M

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$655,276
CheaperTypical $602,345Pricier

Pricier than 64% of homes nearby

Price per ft²$198
CheaperTypical $233Pricier

Pricier than 15% of homes nearby

Living area3,310 ft²
SmallerTypical 2,575 ft²Bigger

Bigger than 81% of homes nearby

Lot size0.51 ac
SmallerTypical 0.5 acBigger

Bigger than 56% of homes nearby

Year built1989
OlderTypical 1987Newer

Newer than 63% of homes nearby

How 12 Thornberry Ln ranks against every home in each area.
MeasureThis homeHockessin 19707New Castle County
Estimated valuepricier than$655,27664% of homes90% of homes
Price per ft²pricier than$19815% of homes32% of homes
Living areabigger than3,310 ft²81% of homes93% of homes
Lot sizebigger than0.51 ac56% of homes86% of homes
Year builtnewer than198963% of homes68% of homes

About 12 Thornberry Ln

How much is 12 Thornberry Ln, Hockessin, DE worth?

The TopHap Estimate for 12 Thornberry Ln, Hockessin, DE is $655,276 as of Oct 21, 2026. The likely range is $611,036 to $699,516. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Thornberry Ln, Hockessin, DE last sell?

12 Thornberry Ln, Hockessin, DE last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12 Thornberry Ln, Hockessin, DE?

12 Thornberry Ln, Hockessin, DE has 4 bedrooms, 2.5 bathrooms, 3,310 square feet of living space and a 0.51-acre lot.

When was 12 Thornberry Ln, Hockessin, DE built?

12 Thornberry Ln, Hockessin, DE was built in 1989, making it 37 years old. It is a colonial home. The building has 2 stories.

What schools serve 12 Thornberry Ln, Hockessin, DE?

12 Thornberry Ln, Hockessin, DE is assigned to McKean (Thomas) High School (high), rated D-; Brandywine Springs School (elementary), rated B+. All sit in Red Clay Consolidated School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Thornberry Ln, Hockessin, DE compare to other homes in Hockessin 19707?

Among the 6,406 homes in Hockessin 19707, it is worth more than 64% of them ($655,276 against a typical $602,345), its price per square foot is higher than 15% of them ($198 against a typical $233), it is bigger than 81% of them (3,310 ft² against a typical 2,575 ft²), its lot is bigger than 56% of them (0.51 ac against a typical 0.5 ac) and it is newer than 63% of them (1989 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 Thornberry Ln

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