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Single Family ResidenceResidential
$344,171$245 / 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 Sep 24, 2026
Last sold for $313,990 on Nov 14, 2023

55 CASTERLINE CT

DOVER, DE 19901
3
Beds
2
Baths
1,405 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.

Valuation

$344K
$322K low$367K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$313,990 · Nov 14, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,064 (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.$265,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$61,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$203,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$265,300

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.46
32
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
75
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.5 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
CountyKENT
Lot (acres)The size of the land the home sits on, from county records.0.18
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Major Street/Thoroughfare

Transaction History(5)

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
Star Hill Elementary School
Elementary · Grades 1–5 · 0.5 mi
H
Caesar Rodney High SchoolB-
High · Grades 9–12 · 1.5 mi
M
Postlethwait Middle SchoolC-
Middle · Grades 6–8 · 1.6 mi

District: Caesar Rodney School District

Neighborhood · ZIP 19901These 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.123
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.41

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.37,699
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.413 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,665
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$84,270
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

55 Casterline Ct 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.

  • Costs more per square foot than 83% of homes in Kent County
  • Smaller than 66% of homes in Kent County
  • Has a smaller lot than 76% of homes in Kent County
  • Among the newest homes in Dover 19901

What homes are worth in Dover 19901

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

This home
$149K$690K

This home is worth more than 57% of homes in Dover 19901.

How it measures up in Dover 19901

The dot is this home. The mark in the middle is the typical home in Dover 19901.

Estimated value$344,171
CheaperTypical $324,839Pricier

Pricier than 57% of homes nearby

Price per ft²$245
CheaperTypical $201Pricier

Pricier than 82% of homes nearby

Living area1,405 ft²
SmallerTypical 1,483 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.18 ac
SmallerTypical 0.26 acBigger

Bigger than 31% of homes nearby

Year built2023
OlderTypical 1986Newer

Newer than almost all homes nearby

How 55 Casterline Ct ranks against every home in each area.
MeasureThis homeDover 19901Kent County
Estimated valuepricier than$344,17157% of homes45% of homes
Price per ft²pricier than$24582% of homes83% of homes
Living areabigger than1,405 ft²46% of homes34% of homes
Lot sizebigger than0.18 ac31% of homes24% of homes
Year builtnewer than2023almost all homes98% of homes

About 55 Casterline Ct

How much is 55 Casterline Ct, Dover, DE worth?

The TopHap Estimate for 55 Casterline Ct, Dover, DE is $344,171 as of Sep 24, 2026. The likely range is $321,547 to $366,795. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 55 Casterline Ct, Dover, DE last sell?

55 Casterline Ct, Dover, DE last sold on Nov 14, 2023 for $313,990, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 55 Casterline Ct, Dover, DE?

55 Casterline Ct, Dover, DE has 3 bedrooms, 2 bathrooms, 1,405 square feet of living space and a 0.18-acre lot.

When was 55 Casterline Ct, Dover, DE built?

55 Casterline Ct, Dover, DE was built in 2023, making it 3 years old.

What schools serve 55 Casterline Ct, Dover, DE?

55 Casterline Ct, Dover, DE is assigned to Star Hill Elementary School (elementary); Caesar Rodney High School (high), rated B-; Postlethwait Middle School (middle), rated C-. All sit in Caesar Rodney School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 55 Casterline Ct, Dover, DE compare to other homes in Dover 19901?

Among the 11,198 homes in Dover 19901, it is worth more than 57% of them ($344,171 against a typical $324,839), its price per square foot is higher than 82% of them ($245 against a typical $201), it is bigger than 46% of them (1,405 ft² against a typical 1,483 ft²), its lot is bigger than 31% of them (0.18 ac against a typical 0.26 ac) and it is newer than almost all of them (2023 against a typical 1986). Measured against all of Kent County, it is worth more than 45% 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 55 Casterline Ct, Dover, DE?

The 2025 property tax bill for 55 Casterline Ct, Dover, DE was $1,064. The county assessed it at $265,300.

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