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Single Family ResidenceResidential
$192,190$126 / 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 90How 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 $5,000 on Mar 27, 1991

31 BALFOUR AVE

CLAYMONT, DE 19703
3
Beds
1
Baths
1,525 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.
3,049 ft²
Lot SizeThe size of the land the home sits on, from county records.
1920
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.

Valuation

$192K
$174K low$211K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$5,000 · Mar 27, 1991

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,710 (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.$224,000 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$30,500

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.42
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.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
33
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.Duplex Single
CountyNew Castle
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1984
Lot (acres)The size of the land the home sits on, from county records.0.07
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Forced Air

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Claymont Elementary SchoolA
Elementary · Grades KG–5 · 0.9 mi
M
Talley Middle SchoolB-
Middle · Grades 6–12 · 1.5 mi
H
Brandywine High SchoolA
High · Grades 9–12 · 3.9 mi

District: Brandywine School District

Neighborhood · ZIP 19703These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.16,958
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,224 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$78,483
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,139
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

31 Balfour 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 less than 93% of homes in Claymont 19703
  • Among the lowest price per square foot in Claymont 19703
  • Has a smaller lot than 82% of homes in New Castle County
  • Older than 91% of homes in Claymont 19703

What homes are worth in Claymont 19703

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

This home
$150K$480K

This home is worth more than 7% of homes in Claymont 19703.

How it measures up in Claymont 19703

The dot is this home. The mark in the middle is the typical home in Claymont 19703.

Estimated value$192,190
CheaperTypical $330,791Pricier

Pricier than 7% of homes nearby

Price per ft²$126
CheaperTypical $217Pricier

Cheaper than almost all homes nearby

Living area1,525 ft²
SmallerTypical 1,475 ft²Bigger

Bigger than 56% of homes nearby

Lot size3,049 ft²
SmallerTypical 0.16 acBigger

Bigger than 21% of homes nearby

Year built1920
OlderTypical 1956Newer

Newer than 9% of homes nearby

How 31 Balfour Ave ranks against every home in each area.
MeasureThis homeClaymont 19703New Castle County
Estimated valuepricier than$192,1907% of homes10% of homes
Price per ft²pricier than$126almost no homes4% of homes
Living areabigger than1,525 ft²56% of homes39% of homes
Lot sizebigger than3,049 ft²21% of homes18% of homes
Year builtnewer than19209% of homes9% of homes

About 31 Balfour Ave

How much is 31 Balfour Ave, Claymont, DE worth?

The TopHap Estimate for 31 Balfour Ave, Claymont, DE is $192,190 as of Sep 24, 2026. The likely range is $173,683 to $210,697. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Balfour Ave, Claymont, DE last sell?

31 Balfour Ave, Claymont, DE last sold on Mar 27, 1991 for $5,000, according to the county's recorded deed.

How big is 31 Balfour Ave, Claymont, DE?

31 Balfour Ave, Claymont, DE has 3 bedrooms, 1 bathrooms, 1,525 square feet of living space and a 0.07-acre lot.

When was 31 Balfour Ave, Claymont, DE built?

31 Balfour Ave, Claymont, DE was built in 1920, making it 106 years old. It is a duplex single home. The building has 2 stories.

What schools serve 31 Balfour Ave, Claymont, DE?

31 Balfour Ave, Claymont, DE is assigned to Claymont Elementary School (elementary), rated A; Talley Middle School (middle), rated B-; Brandywine High School (high), rated A. All sit in Brandywine School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Balfour Ave, Claymont, DE compare to other homes in Claymont 19703?

Among the 4,431 homes in Claymont 19703, it is worth more than 7% of them ($192,190 against a typical $330,791), its price per square foot is higher than almost none of them ($126 against a typical $217), it is bigger than 56% of them (1,525 ft² against a typical 1,475 ft²), its lot is bigger than 21% of them (3,049 ft² against a typical 0.16 ac) and it is newer than 9% of them (1920 against a typical 1956). Measured against all of New Castle County, it is worth more than 10% 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 31 Balfour Ave, Claymont, DE?

The 2025 property tax bill for 31 Balfour Ave, Claymont, DE was $1,710. The county assessed it at $224,000.

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