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Single Family ResidenceResidential
$482,726$150 / 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

138 MANNERING DR

DOVER, DE 19901
4
Beds
2.5
Baths
3,217 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.
2005
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

$483K
$468K low$497K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,683 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$444,900 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$131,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$313,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$444,900

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.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
30
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
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.

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.Contemporary
CountyKENT
Lot (acres)The size of the land the home sits on, from county records.0.51
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Finished
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 38 ft²

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.

E
Allen Frear Elementary SchoolA+
Elementary · Grades 1–5 · 1.4 mi
M
Postlethwait Middle SchoolC+
Middle · Grades 6–8 · 1.5 mi
H
Caesar Rodney High SchoolC+
High · Grades 9–12 · 1.9 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%

Owner Tools

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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

138 Mannering 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 89% of homes in Dover 19901
  • Costs less per square foot than 92% of homes in Kent County
  • Bigger than 95% of homes in Dover 19901
  • Has a bigger lot than 78% of homes in Dover 19901
  • Newer than 80% of 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
$155K$695K

This home is worth more than 89% 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$482,726
CheaperTypical $324,071Pricier

Pricier than 89% of homes nearby

Price per ft²$150
CheaperTypical $200Pricier

Pricier than 10% of homes nearby

Living area3,217 ft²
SmallerTypical 1,472 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.51 ac
SmallerTypical 0.26 acBigger

Bigger than 78% of homes nearby

Year built2005
OlderTypical 1986Newer

Newer than 80% of homes nearby

How 138 Mannering Dr ranks against every home in each area.
MeasureThis homeDover 19901Kent County
Estimated valuepricier than$482,72689% of homes84% of homes
Price per ft²pricier than$15010% of homes8% of homes
Living areabigger than3,217 ft²95% of homes95% of homes
Lot sizebigger than0.51 ac78% of homes65% of homes
Year builtnewer than200580% of homes70% of homes

About 138 Mannering Dr

How much is 138 Mannering Dr, Dover, DE worth?

The TopHap Estimate for 138 Mannering Dr, Dover, DE is $482,726 as of Oct 21, 2026. The likely range is $468,343 to $497,109. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 138 Mannering Dr, Dover, DE last sell?

138 Mannering Dr, Dover, DE last sold on Apr 5, 2005, according to the county's recorded deed.

How big is 138 Mannering Dr, Dover, DE?

138 Mannering Dr, Dover, DE has 4 bedrooms, 2.5 bathrooms, 3,217 square feet of living space and a 0.51-acre lot.

When was 138 Mannering Dr, Dover, DE built?

138 Mannering Dr, Dover, DE was built in 2005, making it 21 years old. It is a contemporary home. The building has 2 stories.

What schools serve 138 Mannering Dr, Dover, DE?

138 Mannering Dr, Dover, DE is assigned to Allen Frear Elementary School (elementary), rated A+; Postlethwait Middle School (middle), rated C+; Caesar Rodney High School (high), rated C+. All sit in Caesar Rodney School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 138 Mannering Dr, Dover, DE compare to other homes in Dover 19901?

Among the 11,198 homes in Dover 19901, it is worth more than 89% of them ($482,726 against a typical $324,071), its price per square foot is higher than 10% of them ($150 against a typical $200), it is bigger than 95% of them (3,217 ft² against a typical 1,472 ft²), its lot is bigger than 78% of them (0.51 ac against a typical 0.26 ac) and it is newer than 80% of them (2005 against a typical 1986). Measured against all of Kent County, it is worth more than 84% 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 138 Mannering Dr, Dover, DE?

The 2026 property tax bill for 138 Mannering Dr, Dover, DE was $2,683. The county assessed it at $444,900.

More homes on Mannering Dr

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Assigned schools

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