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Residential (General/Single)Residential
$477,897$251 / 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 92How 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

GLEN ARM RD

GLEN ARM, MD 21057
2.5
Baths
1,902 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.
0.87 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$478K
$438K low$518K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$104 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$8,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$8,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyBALTIMORE
Lot (acres)The size of the land the home sits on, from county records.0.87
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.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Pine Grove Middle SchoolD+
Middle · Grades 6–8 · 1.6 mi
H
Loch Raven High SchoolC-
High · Grades 9–12 · 2.4 mi
E
Carroll Manor Elementary SchoolA
Elementary · Grades KG–5 · 4.8 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21057These 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.74
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.47

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.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
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.4,918
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.295 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$156,114
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$167,405
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

Glen Arm 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 less than 81% of homes in Glen Arm 21057
  • Smaller than 71% of homes in Glen Arm 21057
  • Has a smaller lot than 89% of homes in Glen Arm 21057
  • Older than 86% of homes in Glen Arm 21057

What homes are worth in Glen Arm 21057

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

This home
$300K$1.1M

This home is worth more than 19% of homes in Glen Arm 21057.

How it measures up in Glen Arm 21057

The dot is this home. The mark in the middle is the typical home in Glen Arm 21057.

Estimated value$477,897
CheaperTypical $639,002Pricier

Pricier than 19% of homes nearby

Price per ft²$251
CheaperTypical $264Pricier

Pricier than 41% of homes nearby

Living area1,902 ft²
SmallerTypical 2,376 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.87 ac
SmallerTypical 1.52 acBigger

Bigger than 11% of homes nearby

Year built1949
OlderTypical 1969Newer

Newer than 14% of homes nearby

How Glen Arm Rd ranks against every home in each area.
MeasureThis homeGlen Arm 21057Baltimore County
Estimated valuepricier than$477,89719% of homes73% of homes
Price per ft²pricier than$25141% of homes63% of homes
Living areabigger than1,902 ft²29% of homes71% of homes
Lot sizebigger than0.87 ac11% of homes87% of homes
Year builtnewer than194914% of homes18% of homes

About Glen Arm Rd

How much is Glen Arm Rd, Glen Arm, MD worth?

The TopHap Estimate for Glen Arm Rd, Glen Arm, MD is $477,897 as of Aug 30, 2026. The likely range is $438,117 to $517,677. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Glen Arm Rd, Glen Arm, MD last sell?

Glen Arm Rd, Glen Arm, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is Glen Arm Rd, Glen Arm, MD?

Glen Arm Rd, Glen Arm, MD has 2.5 bathrooms, 1,902 square feet of living space and a 0.87-acre lot.

When was Glen Arm Rd, Glen Arm, MD built?

Glen Arm Rd, Glen Arm, MD was built in 1949, making it 77 years old. The building has 1 story.

What schools serve Glen Arm Rd, Glen Arm, MD?

Glen Arm Rd, Glen Arm, MD is assigned to Pine Grove Middle School (middle), rated D+; Loch Raven High School (high), rated C-; Carroll Manor Elementary School (elementary), rated A. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Glen Arm Rd, Glen Arm, MD compare to other homes in Glen Arm 21057?

Among the 1,459 homes in Glen Arm 21057, it is worth more than 19% of them ($477,897 against a typical $639,002), its price per square foot is higher than 41% of them ($251 against a typical $264), it is bigger than 29% of them (1,902 ft² against a typical 2,376 ft²), its lot is bigger than 11% of them (0.87 ac against a typical 1.52 ac) and it is newer than 14% of them (1949 against a typical 1969). Measured against all of Baltimore County, it is worth more than 73% 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 Glen Arm Rd, Glen Arm, MD?

The 2024 property tax bill for Glen Arm Rd, Glen Arm, MD was $104. The county assessed it at $8,700.

More homes on Glen Arm Rd

Closest homes

More homes in Glen Arm 21057

Assigned schools

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