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CondominiumResidential
$421,802$220 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $257,500 on Mar 10, 2003

14 MALLARD MILL RUN

WALLINGFORD, PA 19086
3
Beds
3.5
Baths
1,920 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.
915 ft²
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
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

$422K
$395K low$449K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$257,500 · Mar 10, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,293 (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.$268,140 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$73,340
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$194,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$268,140
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$268,140

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyDELAWARE
Lot (acres)The size of the land the home sits on, from county records.0.02
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.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Strath Haven Middle SchoolA+
Middle · Grades 6–8 · 1.4 mi
H
Strath Haven High SchoolA
High · Grades 9–12 · 1.4 mi
E
Swarthmore-rutledge SchoolA+
Elementary · Grades KG–5 · 2.0 mi

District: Wallingford-Swarthmore School District

Neighborhood · ZIP 19086These 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.42
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.77

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
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.12,848
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,264 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$150,244
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$176,672
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

14 Mallard Mill Run 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 less per square foot than 69% of homes in Wallingford 19086
  • Bigger than 65% of homes in Delaware County
  • Among the smallest lots in Delaware County
  • Newer than 94% of homes in Wallingford 19086

What homes are worth in Wallingford 19086

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

This home
$173K$1.2M

This home is worth more than 36% of homes in Wallingford 19086.

How it measures up in Wallingford 19086

The dot is this home. The mark in the middle is the typical home in Wallingford 19086.

Estimated value$421,802
CheaperTypical $535,604Pricier

Pricier than 36% of homes nearby

Price per ft²$220
CheaperTypical $247Pricier

Pricier than 31% of homes nearby

Living area1,920 ft²
SmallerTypical 1,965 ft²Bigger

Bigger than 49% of homes nearby

Lot size915 ft²
SmallerTypical 0.31 acBigger

Bigger than 9% of homes nearby

Year built1989
OlderTypical 1957Newer

Newer than 94% of homes nearby

How 14 Mallard Mill Run ranks against every home in each area.
MeasureThis homeWallingford 19086Delaware County
Estimated valuepricier than$421,80236% of homes49% of homes
Price per ft²pricier than$22031% of homes43% of homes
Living areabigger than1,920 ft²49% of homes65% of homes
Lot sizebigger than915 ft²9% of homesalmost no homes
Year builtnewer than198994% of homes88% of homes

About 14 Mallard Mill Run

How much is 14 Mallard Mill Run, Wallingford, PA worth?

The TopHap Estimate for 14 Mallard Mill Run, Wallingford, PA is $421,802 as of Aug 30, 2026. The likely range is $395,099 to $448,505. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 14 Mallard Mill Run, Wallingford, PA last sell?

14 Mallard Mill Run, Wallingford, PA last sold on Mar 10, 2003 for $257,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 14 Mallard Mill Run, Wallingford, PA?

14 Mallard Mill Run, Wallingford, PA has 3 bedrooms, 3.5 bathrooms, 1,920 square feet of living space and a 0.02-acre lot.

When was 14 Mallard Mill Run, Wallingford, PA built?

14 Mallard Mill Run, Wallingford, PA was built in 1989, making it 37 years old. It is a townhouse home. The building has 2 stories.

What schools serve 14 Mallard Mill Run, Wallingford, PA?

14 Mallard Mill Run, Wallingford, PA is assigned to Strath Haven Middle School (middle), rated A+; Strath Haven High School (high), rated A; Swarthmore-rutledge School (elementary), rated A+. All sit in Wallingford-Swarthmore School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 14 Mallard Mill Run, Wallingford, PA compare to other homes in Wallingford 19086?

Among the 4,488 homes in Wallingford 19086, it is worth more than 36% of them ($421,802 against a typical $535,604), its price per square foot is higher than 31% of them ($220 against a typical $247), it is bigger than 49% of them (1,920 ft² against a typical 1,965 ft²), its lot is bigger than 9% of them (915 ft² against a typical 0.31 ac) and it is newer than 94% of them (1989 against a typical 1957). Measured against all of Delaware County, it is worth more than 49% 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 14 Mallard Mill Run, Wallingford, PA?

The 2026 property tax bill for 14 Mallard Mill Run, Wallingford, PA was $10,293. The county assessed it at $268,140.

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