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Single Family ResidenceResidential
$1,384,097$561 / 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 $85,000 on Mar 9, 2023

7809 MARYKNOLL AVE

BETHESDA, MD 20817
3 / 2
Baths
2,465 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.4M
$1.3M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$85,000 · Mar 9, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,316 (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.$1,155,033 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,005,167
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,304,900

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.Bi-Level
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.24
ConstructionThe main material the home's frame and walls are built from.Brick
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.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.Garage, Attached
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.Patio · 180 ft²

Transaction History(2)

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.

E
Burning Tree Elementary SchoolB-
Elementary · Grades KG–5 · 0.3 mi
M
Thomas W. Pyle Middle SchoolA+
Middle · Grades 6–8 · 0.4 mi
H
Walt Whitman High SchoolA
High · Grades 9–12 · 0.8 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20817These 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.55
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.38

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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.40,313
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,841 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$210,780
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$275,491
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

7809 Maryknoll 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 more than 90% of homes in Montgomery County
  • Costs more per square foot than 96% of homes in Montgomery County
  • Bigger than 65% of homes in Montgomery County
  • Has a bigger lot than 69% of homes in Montgomery County
  • Older than 76% of homes in Montgomery County

What homes are worth in Bethesda 20817

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

This home
$235K$3.5M

This home is worth more than 55% of homes in Bethesda 20817.

How it measures up in Bethesda 20817

The dot is this home. The mark in the middle is the typical home in Bethesda 20817.

Estimated value$1,384,097
CheaperTypical $1,311,391Pricier

Pricier than 55% of homes nearby

Price per ft²$561
CheaperTypical $422Pricier

Pricier than 87% of homes nearby

Living area2,465 ft²
SmallerTypical 2,837 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.24 ac
SmallerTypical 0.22 acBigger

Bigger than 56% of homes nearby

Year built1960
OlderTypical 1964Newer

Newer than 39% of homes nearby

How 7809 Maryknoll Ave ranks against every home in each area.
MeasureThis homeBethesda 20817Montgomery County
Estimated valuepricier than$1,384,09755% of homes90% of homes
Price per ft²pricier than$56187% of homes96% of homes
Living areabigger than2,465 ft²40% of homes65% of homes
Lot sizebigger than0.24 ac56% of homes69% of homes
Year builtnewer than196039% of homes24% of homes

About 7809 Maryknoll Ave

How much is 7809 Maryknoll Ave, Bethesda, MD worth?

The TopHap Estimate for 7809 Maryknoll Ave, Bethesda, MD is $1,384,097 as of Aug 30, 2026. The likely range is $1,297,658 to $1,470,536. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7809 Maryknoll Ave, Bethesda, MD last sell?

7809 Maryknoll Ave, Bethesda, MD last sold on Mar 9, 2023 for $85,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 7809 Maryknoll Ave, Bethesda, MD?

7809 Maryknoll Ave, Bethesda, MD has 3 bathrooms, 2,465 square feet of living space and a 0.24-acre lot.

When was 7809 Maryknoll Ave, Bethesda, MD built?

7809 Maryknoll Ave, Bethesda, MD was built in 1960, making it 66 years old. It is a bi-level home. The building has 2 stories.

What schools serve 7809 Maryknoll Ave, Bethesda, MD?

7809 Maryknoll Ave, Bethesda, MD is assigned to Burning Tree Elementary School (elementary), rated B-; Thomas W. Pyle Middle School (middle), rated A+; Walt Whitman High School (high), rated A. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 7809 Maryknoll Ave, Bethesda, MD compare to other homes in Bethesda 20817?

Among the 13,879 homes in Bethesda 20817, it is worth more than 55% of them ($1,384,097 against a typical $1,311,391), its price per square foot is higher than 87% of them ($561 against a typical $422), it is bigger than 40% of them (2,465 ft² against a typical 2,837 ft²), its lot is bigger than 56% of them (0.24 ac against a typical 0.22 ac) and it is newer than 39% of them (1960 against a typical 1964). Measured against all of Montgomery County, it is worth more than 90% 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 7809 Maryknoll Ave, Bethesda, MD?

The 2025 property tax bill for 7809 Maryknoll Ave, Bethesda, MD was $12,316. The county assessed it at $1,155,033.

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