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Single Family ResidenceResidential
$821,374$385 / 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 88How 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 $775,000 on Oct 29, 2024

821 MERRILL RD

AMBLER, PA 19002
3
Beds
2
Baths
2,136 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.
0.82 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
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

$821K
$725K low$918K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$775,000 · Oct 29, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,040 (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.$183,990 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$183,990
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$183,990

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.Cape Cod
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.82
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
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
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.Porch · 559 ft²

Transaction History(4)

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.

H
Wissahickon High SchoolA
High · Grades 9–12 · 0.5 mi
M
Wissahickon Middle SchoolA-
Middle · Grades 6–8 · 0.5 mi
E
Lower Gwynedd Elementary SchoolA+
Elementary · Grades KG–5 · 0.7 mi

District: Wissahickon School District

Neighborhood · ZIP 19002These 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.60
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 100.81

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.36,861
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,678 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$137,744
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$171,064
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

821 Merrill Rd 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 85% of homes in Montgomery County
  • Costs more per square foot than 96% of homes in Montgomery County
  • Smaller than 65% of homes in Ambler 19002
  • Has a bigger lot than 87% of homes in Montgomery County
  • Older than 73% of homes in Ambler 19002

What homes are worth in Ambler 19002

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

This home
$296K$1.9M

This home is worth more than 63% of homes in Ambler 19002.

How it measures up in Ambler 19002

The dot is this home. The mark in the middle is the typical home in Ambler 19002.

Estimated value$821,374
CheaperTypical $710,084Pricier

Pricier than 63% of homes nearby

Price per ft²$385
CheaperTypical $279Pricier

Pricier than 95% of homes nearby

Living area2,136 ft²
SmallerTypical 2,490 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.82 ac
SmallerTypical 0.4 acBigger

Bigger than 80% of homes nearby

Year built1955
OlderTypical 1977Newer

Newer than 27% of homes nearby

How 821 Merrill Rd ranks against every home in each area.
MeasureThis homeAmbler 19002Montgomery County
Estimated valuepricier than$821,37463% of homes85% of homes
Price per ft²pricier than$38595% of homes96% of homes
Living areabigger than2,136 ft²35% of homes55% of homes
Lot sizebigger than0.82 ac80% of homes87% of homes
Year builtnewer than195527% of homes36% of homes

About 821 Merrill Rd

How much is 821 Merrill Rd, Ambler, PA worth?

The TopHap Estimate for 821 Merrill Rd, Ambler, PA is $821,374 as of Aug 30, 2026. The likely range is $725,144 to $917,604. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 821 Merrill Rd, Ambler, PA last sell?

821 Merrill Rd, Ambler, PA last sold on Oct 29, 2024 for $775,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 821 Merrill Rd, Ambler, PA?

821 Merrill Rd, Ambler, PA has 3 bedrooms, 2 bathrooms, 2,136 square feet of living space and a 0.82-acre lot.

When was 821 Merrill Rd, Ambler, PA built?

821 Merrill Rd, Ambler, PA was built in 1955, making it 71 years old. It is a cape cod home. The building has 1 story.

What schools serve 821 Merrill Rd, Ambler, PA?

821 Merrill Rd, Ambler, PA is assigned to Wissahickon High School (high), rated A; Wissahickon Middle School (middle), rated A-; Lower Gwynedd Elementary School (elementary), rated A+. All sit in Wissahickon School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 821 Merrill Rd, Ambler, PA compare to other homes in Ambler 19002?

Among the 11,407 homes in Ambler 19002, it is worth more than 63% of them ($821,374 against a typical $710,084), its price per square foot is higher than 95% of them ($385 against a typical $279), it is bigger than 35% of them (2,136 ft² against a typical 2,490 ft²), its lot is bigger than 80% of them (0.82 ac against a typical 0.4 ac) and it is newer than 27% of them (1955 against a typical 1977). Measured against all of Montgomery County, it is worth more than 85% 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 821 Merrill Rd, Ambler, PA?

The 2026 property tax bill for 821 Merrill Rd, Ambler, PA was $6,040. The county assessed it at $183,990.

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