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Single Family ResidenceResidential
$812,616$159 / 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 94How 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

20 SPRING VALLEY LN

HOCKESSIN, DE 19707
4
Beds
4 / 1
Baths
5,125 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$813K
$765K low$860K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,274 (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.$912,900 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$179,300

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.
75
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
94
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.0.29
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
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

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.

E
North Star Elementary SchoolA+
Elementary · Grades KG–5 · 0.9 mi
M
H.B. Dupont Middle SchoolA
Middle · Grades 6–8 · 2.2 mi
H
Dickinson (John) SchoolD+
High · Grades 6–12 · 3.0 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

20 Spring Valley 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 96% of homes in New Castle County
  • Costs less per square foot than 98% of homes in Hockessin 19707
  • Among the largest homes in New Castle County
  • Has a smaller lot than 77% of homes in Hockessin 19707
  • Newer than 87% of homes in Hockessin 19707

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
$353K$1.1M

This home is worth more than 88% 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$812,616
CheaperTypical $604,300Pricier

Pricier than 88% of homes nearby

Price per ft²$159
CheaperTypical $227Pricier

Pricier than 2% of homes nearby

Living area5,125 ft²
SmallerTypical 2,625 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.29 ac
SmallerTypical 0.5 acBigger

Bigger than 23% of homes nearby

Year built1999
OlderTypical 1987Newer

Newer than 87% of homes nearby

How 20 Spring Valley Ln ranks against every home in each area.
MeasureThis homeHockessin 19707New Castle County
Estimated valuepricier than$812,61688% of homes96% of homes
Price per ft²pricier than$1592% of homes12% of homes
Living areabigger than5,125 ft²97% of homesalmost all homes
Lot sizebigger than0.29 ac23% of homes70% of homes
Year builtnewer than199987% of homes82% of homes

About 20 Spring Valley Ln

How much is 20 Spring Valley Ln, Hockessin, DE worth?

The TopHap Estimate for 20 Spring Valley Ln, Hockessin, DE is $812,616 as of Aug 30, 2026. The likely range is $765,411 to $859,821. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 20 Spring Valley Ln, Hockessin, DE?

20 Spring Valley Ln, Hockessin, DE has 4 bedrooms, 4 bathrooms, 5,125 square feet of living space and a 0.29-acre lot.

When was 20 Spring Valley Ln, Hockessin, DE built?

20 Spring Valley Ln, Hockessin, DE was built in 1999, making it 27 years old. It is a colonial home. The building has 2 stories.

What schools serve 20 Spring Valley Ln, Hockessin, DE?

20 Spring Valley Ln, Hockessin, DE is assigned to North Star Elementary School (elementary), rated A+; H.B. Dupont Middle School (middle), rated A; Dickinson (John) School (high), rated D+. All sit in Red Clay Consolidated School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Spring Valley Ln, Hockessin, DE compare to other homes in Hockessin 19707?

Among the 6,226 homes in Hockessin 19707, it is worth more than 88% of them ($812,616 against a typical $604,300), its price per square foot is higher than 2% of them ($159 against a typical $227), it is bigger than 97% of them (5,125 ft² against a typical 2,625 ft²), its lot is bigger than 23% of them (0.29 ac against a typical 0.5 ac) and it is newer than 87% of them (1999 against a typical 1987). Measured against all of New Castle County, it is worth more than 96% 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 20 Spring Valley Ln, Hockessin, DE?

The 2025 property tax bill for 20 Spring Valley Ln, Hockessin, DE was $8,274. The county assessed it at $912,900.

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