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Single Family ResidenceResidential
$426,439$200 / 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 92How 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

20 MARY DR

GAP, PA 17527
3
Beds
1
Baths
2,128 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.
0.47 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$426K
$394K low$459K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,333 (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.$211,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$79,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$132,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$211,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$211,700

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.Ranch
CountyLancaster
Lot (acres)The size of the land the home sits on, from county records.0.47
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 262 ft²Porch · 40 ft²

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

E
Octorara Primary Learning Center
Elementary · Grades KG–2 · 5.0 mi
M
Octorara Junior / Senior High SchoolC-
Middle · Grades 7–12 · 5.0 mi

District: Octorara Area School District

Neighborhood · ZIP 17527These 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.91
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.78

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.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
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.7,099
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.335 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,754
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,195
Average tempThe average temperature here across a full year.52°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.57%

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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

20 Mary 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.

  • Costs less per square foot than 72% of homes in Gap 17527
  • Bigger than 71% of homes in Lancaster County
  • Has a smaller lot than 78% of homes in Gap 17527
  • Older than 67% of homes in Gap 17527

What homes are worth in Gap 17527

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

This home
$251K$957K

This home is worth more than 40% of homes in Gap 17527.

How it measures up in Gap 17527

The dot is this home. The mark in the middle is the typical home in Gap 17527.

Estimated value$426,439
CheaperTypical $458,695Pricier

Pricier than 40% of homes nearby

Price per ft²$200
CheaperTypical $236Pricier

Pricier than 28% of homes nearby

Living area2,128 ft²
SmallerTypical 1,813 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.47 ac
SmallerTypical 0.95 acBigger

Bigger than 22% of homes nearby

Year built1972
OlderTypical 1986Newer

Newer than 33% of homes nearby

How 20 Mary Dr ranks against every home in each area.
MeasureThis homeGap 17527Lancaster County
Estimated valuepricier than$426,43940% of homes61% of homes
Price per ft²pricier than$20028% of homes33% of homes
Living areabigger than2,128 ft²64% of homes71% of homes
Lot sizebigger than0.47 ac22% of homes68% of homes
Year builtnewer than197233% of homes45% of homes

About 20 Mary Dr

How much is 20 Mary Dr, Gap, PA worth?

The TopHap Estimate for 20 Mary Dr, Gap, PA is $426,439 as of Oct 21, 2026. The likely range is $393,992 to $458,886. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 20 Mary Dr, Gap, PA?

20 Mary Dr, Gap, PA has 3 bedrooms, 1 bathrooms, 2,128 square feet of living space and a 0.47-acre lot.

When was 20 Mary Dr, Gap, PA built?

20 Mary Dr, Gap, PA was built in 1972, making it 54 years old. It is a ranch home. The building has 1 story.

What schools serve 20 Mary Dr, Gap, PA?

20 Mary Dr, Gap, PA is assigned to Octorara Primary Learning Center (elementary); Octorara Junior / Senior High School (middle), rated C-. All sit in Octorara Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Mary Dr, Gap, PA compare to other homes in Gap 17527?

Among the 1,800 homes in Gap 17527, it is worth more than 40% of them ($426,439 against a typical $458,695), its price per square foot is higher than 28% of them ($200 against a typical $236), it is bigger than 64% of them (2,128 ft² against a typical 1,813 ft²), its lot is bigger than 22% of them (0.47 ac against a typical 0.95 ac) and it is newer than 33% of them (1972 against a typical 1986). Measured against all of Lancaster County, it is worth more than 61% 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 20 Mary Dr, Gap, PA?

The 2026 property tax bill for 20 Mary Dr, Gap, PA was $6,333. The county assessed it at $211,700.

More homes on Mary Dr

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More homes in Gap 17527

Assigned schools

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