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Single Family ResidenceResidential
$418,803$175 / 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 96How 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 $250,000 on Jan 20, 2010

159 ALTON AVE

CLAYTON, DE 19938
4
Beds
2.5
Baths
2,394 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$419K
$401K low$437K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$250,000 · Jan 20, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,281 (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.$384,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$65,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$318,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$384,200

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.
22
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.
82
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.Colonial
CountyKENT
Lot (acres)The size of the land the home sits on, from county records.0.24
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
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, 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

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
Clayton Elementary SchoolC-
Elementary · Grades KG–4 · 0.7 mi
H
Smyrna High SchoolA-
High · Grades 9–12 · 1.4 mi
M
Smyrna Middle SchoolC+
Middle · Grades 7–8 · 1.6 mi

District: Smyrna School District

Neighborhood · ZIP 19938These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.10,868
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.222 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,185
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,145
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

159 Alton Ave 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 68% of homes in Kent County
  • Costs less per square foot than 83% of homes in Clayton 19938
  • Bigger than 81% of homes in Kent County
  • Has a smaller lot than 80% of homes in Clayton 19938
  • Newer than 74% of homes in Kent County

What homes are worth in Clayton 19938

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

This home
$210K$717K

This home is worth more than 49% of homes in Clayton 19938.

How it measures up in Clayton 19938

The dot is this home. The mark in the middle is the typical home in Clayton 19938.

Estimated value$418,803
CheaperTypical $421,200Pricier

Pricier than 49% of homes nearby

Price per ft²$175
CheaperTypical $211Pricier

Pricier than 17% of homes nearby

Living area2,394 ft²
SmallerTypical 1,776 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.24 ac
SmallerTypical 0.65 acBigger

Bigger than 20% of homes nearby

Year built2006
OlderTypical 2001Newer

Newer than 66% of homes nearby

How 159 Alton Ave ranks against every home in each area.
MeasureThis homeClayton 19938Kent County
Estimated valuepricier than$418,80349% of homes68% of homes
Price per ft²pricier than$17517% of homes25% of homes
Living areabigger than2,394 ft²75% of homes81% of homes
Lot sizebigger than0.24 ac20% of homes36% of homes
Year builtnewer than200666% of homes74% of homes

About 159 Alton Ave

How much is 159 Alton Ave, Clayton, DE worth?

The TopHap Estimate for 159 Alton Ave, Clayton, DE is $418,803 as of Sep 24, 2026. The likely range is $400,806 to $436,800. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 159 Alton Ave, Clayton, DE last sell?

159 Alton Ave, Clayton, DE last sold on Jan 20, 2010 for $250,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 159 Alton Ave, Clayton, DE?

159 Alton Ave, Clayton, DE has 4 bedrooms, 2.5 bathrooms, 2,394 square feet of living space and a 0.24-acre lot.

When was 159 Alton Ave, Clayton, DE built?

159 Alton Ave, Clayton, DE was built in 2006, making it 20 years old. It is a colonial home. The building has 2 stories.

What schools serve 159 Alton Ave, Clayton, DE?

159 Alton Ave, Clayton, DE is assigned to Clayton Elementary School (elementary), rated C-; Smyrna High School (high), rated A-; Smyrna Middle School (middle), rated C+. All sit in Smyrna School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 159 Alton Ave, Clayton, DE compare to other homes in Clayton 19938?

Among the 4,068 homes in Clayton 19938, it is worth more than 49% of them ($418,803 against a typical $421,200), its price per square foot is higher than 17% of them ($175 against a typical $211), it is bigger than 75% of them (2,394 ft² against a typical 1,776 ft²), its lot is bigger than 20% of them (0.24 ac against a typical 0.65 ac) and it is newer than 66% of them (2006 against a typical 2001). Measured against all of Kent County, it is worth more than 68% 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 159 Alton Ave, Clayton, DE?

The 2025 property tax bill for 159 Alton Ave, Clayton, DE was $1,281. The county assessed it at $384,200.

More homes on Alton Ave

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More homes in Clayton 19938

Assigned schools

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