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Single Family ResidenceResidential
$593,377$205 / 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 97How 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

21 RIDON DR

HOCKESSIN, DE 19707
4
Beds
3
Baths
2,900 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$593K
$575K low$612K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,710 (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.$536,800 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$144,300

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.
18
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.0.50
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.

M
H.B. Dupont Middle SchoolA-
Middle · Grades 6–8 · 1.3 mi
E
North Star Elementary SchoolA+
Elementary · Grades KG–5 · 1.6 mi
H
Dupont (Alexis I.) High SchoolD
High · Grades 9–12 · 5.9 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 Ridon 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 85% of homes in New Castle County
  • Costs less per square foot than 80% of homes in Hockessin 19707
  • Bigger than 88% of homes in New Castle County
  • Has a bigger lot than 85% of homes in New Castle County
  • Older than 73% 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
$342K$1.2M

This home is worth more than 48% 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$593,377
CheaperTypical $602,345Pricier

Pricier than 48% of homes nearby

Price per ft²$205
CheaperTypical $233Pricier

Pricier than 20% of homes nearby

Living area2,900 ft²
SmallerTypical 2,575 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.5 ac
SmallerTypical 0.5 acBigger

Bigger than 53% of homes nearby

Year built1975
OlderTypical 1987Newer

Newer than 27% of homes nearby

How 21 Ridon Dr ranks against every home in each area.
MeasureThis homeHockessin 19707New Castle County
Estimated valuepricier than$593,37748% of homes85% of homes
Price per ft²pricier than$20520% of homes37% of homes
Living areabigger than2,900 ft²67% of homes88% of homes
Lot sizebigger than0.5 ac53% of homes85% of homes
Year builtnewer than197527% of homes53% of homes

About 21 Ridon Dr

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

The TopHap Estimate for 21 Ridon Dr, Hockessin, DE is $593,377 as of Oct 21, 2026. The likely range is $574,931 to $611,823. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

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

21 Ridon Dr, Hockessin, DE last sold on Feb 9, 2022, according to the county's recorded deed.

How big is 21 Ridon Dr, Hockessin, DE?

21 Ridon Dr, Hockessin, DE has 4 bedrooms, 3 bathrooms, 2,900 square feet of living space and a 0.50-acre lot.

When was 21 Ridon Dr, Hockessin, DE built?

21 Ridon Dr, Hockessin, DE was built in 1975, making it 51 years old. It is a colonial home. The building has 2 stories.

What schools serve 21 Ridon Dr, Hockessin, DE?

21 Ridon 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 D. All sit in Red Clay Consolidated School District. Attendance boundaries change — confirm with the district before relying on an assignment.

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

Among the 6,406 homes in Hockessin 19707, it is worth more than 48% of them ($593,377 against a typical $602,345), its price per square foot is higher than 20% of them ($205 against a typical $233), it is bigger than 67% of them (2,900 ft² against a typical 2,575 ft²), its lot is bigger than 53% of them (0.5 ac against a typical 0.5 ac) and it is newer than 27% of them (1975 against a typical 1987). Measured against all of New Castle County, it is worth more than 85% 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 Ridon Dr, Hockessin, DE?

The 2025 property tax bill for 21 Ridon Dr, Hockessin, DE was $4,710. The county assessed it at $536,800.

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