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Single Family ResidenceResidential
Last sold for $680,000 on Nov 27, 2012

7828 MARYKNOLL AVE

BETHESDA, MD 20817
4.5
Baths
3,866 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
2015
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$680,000 · Nov 27, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,528 (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.$1,370,333 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,323,467
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,417,200

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.12 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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.0.23
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 · 196 ft²Porch · 67 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.

E
Burning Tree Elementary SchoolB-
Elementary · Grades KG–5 · 0.2 mi
M
Thomas W. Pyle Middle SchoolA+
Middle · Grades 6–8 · 0.5 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

7828 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.

  • Bigger than 87% of homes in Montgomery County
  • Has a bigger lot than 68% of homes in Montgomery County
  • Newer than 96% of homes in Montgomery County

How it measures up in Bethesda 20817

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

Living area3,866 ft²
SmallerTypical 2,837 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.23 ac
SmallerTypical 0.22 acBigger

Bigger than 55% of homes nearby

Year built2015
OlderTypical 1964Newer

Newer than 91% of homes nearby

How 7828 Maryknoll Ave ranks against every home in each area.
MeasureThis homeBethesda 20817Montgomery County
Living areabigger than3,866 ft²68% of homes87% of homes
Lot sizebigger than0.23 ac55% of homes68% of homes
Year builtnewer than201591% of homes96% of homes

About 7828 Maryknoll Ave

When did 7828 Maryknoll Ave, Bethesda, MD last sell?

7828 Maryknoll Ave, Bethesda, MD last sold on Nov 27, 2012 for $680,000, according to the county's recorded deed.

How big is 7828 Maryknoll Ave, Bethesda, MD?

7828 Maryknoll Ave, Bethesda, MD has 4.5 bathrooms, 3,866 square feet of living space and a 0.23-acre lot.

When was 7828 Maryknoll Ave, Bethesda, MD built?

7828 Maryknoll Ave, Bethesda, MD was built in 2015, making it 11 years old. It is a bi-level home. The building has 2 stories.

What schools serve 7828 Maryknoll Ave, Bethesda, MD?

7828 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 7828 Maryknoll Ave, Bethesda, MD compare to other homes in Bethesda 20817?

Among the 13,879 homes in Bethesda 20817, it is bigger than 68% of them (3,866 ft² against a typical 2,837 ft²), its lot is bigger than 55% of them (0.23 ac against a typical 0.22 ac) and it is newer than 91% of them (2015 against a typical 1964). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 7828 Maryknoll Ave, Bethesda, MD?

The 2025 property tax bill for 7828 Maryknoll Ave, Bethesda, MD was $16,528. The county assessed it at $1,370,333.

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