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Single Family ResidenceResidential
$526,697$277 / 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 95How 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 $83,000 on Mar 29, 1985

139 MENDHAM DR

NORTH WALES, PA 19454
3
Beds
1.5
Baths
1,904 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
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.

Valuation

$527K
$500K low$554K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$83,000 · Mar 29, 1985

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,070 (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.$151,020 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$151,020
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$151,020

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
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.26
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.No Garage
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.DeckPatio · 192 ft²Porch · 52 ft²

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

M
Pennbrook Middle SchoolB+
Middle · Grades 7–9 · 0.4 mi
E
Gwyn Nor Elementary SchoolB+
Elementary · Grades KG–6 · 0.7 mi
H
North Penn High SchoolA
High · Grades 10–12 · 2.3 mi

District: North Penn School District

Neighborhood · ZIP 19454These 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.62
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.82

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.4.6%
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.28,676
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,234 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,808
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$150,024
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

139 Mendham 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 more per square foot than 65% of homes in Montgomery County
  • Newer than 67% of homes in Montgomery County

What homes are worth in North Wales 19454

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

This home
$227K$1.2M

This home is worth more than 49% of homes in North Wales 19454.

How it measures up in North Wales 19454

The dot is this home. The mark in the middle is the typical home in North Wales 19454.

Estimated value$526,697
CheaperTypical $530,391Pricier

Pricier than 49% of homes nearby

Price per ft²$277
CheaperTypical $267Pricier

Pricier than 59% of homes nearby

Living area1,904 ft²
SmallerTypical 2,014 ft²Bigger

Bigger than 47% of homes nearby

Lot size0.26 ac
SmallerTypical 0.26 acBigger

Bigger than 50% of homes nearby

Year built1985
OlderTypical 1988Newer

Newer than 44% of homes nearby

How 139 Mendham Dr ranks against every home in each area.
MeasureThis homeNorth Wales 19454Montgomery County
Estimated valuepricier than$526,69749% of homes53% of homes
Price per ft²pricier than$27759% of homes65% of homes
Living areabigger than1,904 ft²47% of homes46% of homes
Lot sizebigger than0.26 ac50% of homes54% of homes
Year builtnewer than198544% of homes67% of homes

About 139 Mendham Dr

How much is 139 Mendham Dr, North Wales, PA worth?

The TopHap Estimate for 139 Mendham Dr, North Wales, PA is $526,697 as of Sep 24, 2026. The likely range is $499,744 to $553,650. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 139 Mendham Dr, North Wales, PA last sell?

139 Mendham Dr, North Wales, PA last sold on Mar 29, 1985 for $83,000, according to the county's recorded deed.

How big is 139 Mendham Dr, North Wales, PA?

139 Mendham Dr, North Wales, PA has 3 bedrooms, 1.5 bathrooms, 1,904 square feet of living space and a 0.26-acre lot.

When was 139 Mendham Dr, North Wales, PA built?

139 Mendham Dr, North Wales, PA was built in 1985, making it 41 years old. It is a colonial home. The building has 2 stories.

What schools serve 139 Mendham Dr, North Wales, PA?

139 Mendham Dr, North Wales, PA is assigned to Pennbrook Middle School (middle), rated B+; Gwyn Nor Elementary School (elementary), rated B+; North Penn High School (high), rated A. All sit in North Penn School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 139 Mendham Dr, North Wales, PA compare to other homes in North Wales 19454?

Among the 9,967 homes in North Wales 19454, it is worth more than 49% of them ($526,697 against a typical $530,391), its price per square foot is higher than 59% of them ($277 against a typical $267), it is bigger than 47% of them (1,904 ft² against a typical 2,014 ft²), its lot is bigger than 50% of them (0.26 ac against a typical 0.26 ac) and it is newer than 44% of them (1985 against a typical 1988). Measured against all of Montgomery County, it is worth more than 53% 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 139 Mendham Dr, North Wales, PA?

The 2026 property tax bill for 139 Mendham Dr, North Wales, PA was $6,070. The county assessed it at $151,020.

More homes on Mendham Dr

Closest homes

More homes in North Wales 19454

Assigned schools

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