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Single Family ResidenceResidential
$872,639$433 / 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

9811 HOLLOW GLEN PL

SILVER SPRING, MD 20910
3.5
Baths
2,016 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$873K
$829K low$916K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,990 (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.$818,533 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$719,767
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$917,300

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.0.21
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.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 356 ft²

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

E
Flora M. Singer Elementary SchoolB-
Elementary · Grades PK–5 · 0.2 mi
M
Sligo Middle SchoolC+
Middle · Grades 6–8 · 1.3 mi
H
Albert Einstein High SchoolC
High · Grades 9–12 · 1.7 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20910These 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.132
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 100.33

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.95%
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.7.3%
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.47,312
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,181 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$109,988
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,608
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

9811 Hollow Glen Pl 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 86% of homes in Silver Spring 20910
  • Costs more per square foot than 86% of homes in Montgomery County
  • Bigger than 65% of homes in Silver Spring 20910
  • Has a bigger lot than 77% of homes in Silver Spring 20910
  • Newer than 80% of homes in Silver Spring 20910

What homes are worth in Silver Spring 20910

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

This home
$168K$1.2M

This home is worth more than 86% of homes in Silver Spring 20910.

How it measures up in Silver Spring 20910

The dot is this home. The mark in the middle is the typical home in Silver Spring 20910.

Estimated value$872,639
CheaperTypical $631,132Pricier

Pricier than 86% of homes nearby

Price per ft²$433
CheaperTypical $352Pricier

Pricier than 84% of homes nearby

Living area2,016 ft²
SmallerTypical 1,710 ft²Bigger

Bigger than 65% of homes nearby

Lot size0.21 ac
SmallerTypical 0.15 acBigger

Bigger than 77% of homes nearby

Year built1986
OlderTypical 1952Newer

Newer than 80% of homes nearby

How 9811 Hollow Glen Pl ranks against every home in each area.
MeasureThis homeSilver Spring 20910Montgomery County
Estimated valuepricier than$872,63986% of homes72% of homes
Price per ft²pricier than$43384% of homes86% of homes
Living areabigger than2,016 ft²65% of homes51% of homes
Lot sizebigger than0.21 ac77% of homes61% of homes
Year builtnewer than198680% of homes66% of homes

About 9811 Hollow Glen Pl

How much is 9811 Hollow Glen Pl, Silver Spring, MD worth?

The TopHap Estimate for 9811 Hollow Glen Pl, Silver Spring, MD is $872,639 as of Sep 24, 2026. The likely range is $828,939 to $916,339. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9811 Hollow Glen Pl, Silver Spring, MD last sell?

9811 Hollow Glen Pl, Silver Spring, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 9811 Hollow Glen Pl, Silver Spring, MD?

9811 Hollow Glen Pl, Silver Spring, MD has 3.5 bathrooms, 2,016 square feet of living space and a 0.21-acre lot.

When was 9811 Hollow Glen Pl, Silver Spring, MD built?

9811 Hollow Glen Pl, Silver Spring, MD was built in 1986, making it 40 years old. It is a bi-level home. The building has 2 stories.

What schools serve 9811 Hollow Glen Pl, Silver Spring, MD?

9811 Hollow Glen Pl, Silver Spring, MD is assigned to Flora M. Singer Elementary School (elementary), rated B-; Sligo Middle School (middle), rated C+; Albert Einstein High School (high), rated C. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9811 Hollow Glen Pl, Silver Spring, MD compare to other homes in Silver Spring 20910?

Among the 9,087 homes in Silver Spring 20910, it is worth more than 86% of them ($872,639 against a typical $631,132), its price per square foot is higher than 84% of them ($433 against a typical $352), it is bigger than 65% of them (2,016 ft² against a typical 1,710 ft²), its lot is bigger than 77% of them (0.21 ac against a typical 0.15 ac) and it is newer than 80% of them (1986 against a typical 1952). Measured against all of Montgomery County, it is worth more than 72% 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 9811 Hollow Glen Pl, Silver Spring, MD?

The 2025 property tax bill for 9811 Hollow Glen Pl, Silver Spring, MD was $7,990. The county assessed it at $818,533.

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