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Office BuildingCommercial

PHILADELPHIA RD

GLEN ARM, MD 21057
0
Baths
4,345 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.
20.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$45,104 (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.$3,363,467 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,316,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,456,800

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.85 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.Office Building
CountyBaltimore
Lot (acres)The size of the land the home sits on, from county records.20.19
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Package
CoolingThe type of cooling or air conditioning in the home.Package
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.

E
Chapel Hill Elementary SchoolA+
Elementary · Grades PK–5 · 0.9 mi
H
Perry Hall High SchoolC-
High · Grades 9–12 · 2.2 mi
M
Perry Hall Middle SchoolB
Middle · Grades 6–8 · 2.8 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

Philadelphia 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.

  • Bigger than 98% of homes in Baltimore County
  • Among the largest lots in Baltimore County
  • Newer than 87% 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.

Living area4,345 ft²
SmallerTypical 2,380 ft²Bigger

Bigger than 94% of homes nearby

Lot size20.19 ac
SmallerTypical 1.51 acBigger

Bigger than 97% of homes nearby

Year built1991
OlderTypical 1969Newer

Newer than 87% of homes nearby

How Philadelphia Rd ranks against every home in each area.
MeasureThis homeGlen Arm 21057Baltimore County
Living areabigger than4,345 ft²94% of homes98% of homes
Lot sizebigger than20.19 ac97% of homesalmost all homes
Year builtnewer than199187% of homes77% of homes

About Philadelphia Rd

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

Philadelphia Rd, Glen Arm, MD last sold on May 8, 1986, according to the county's recorded deed.

How big is Philadelphia Rd, Glen Arm, MD?

Philadelphia Rd, Glen Arm, MD has 4,345 square feet of living space and a 20.19-acre lot.

When was Philadelphia Rd, Glen Arm, MD built?

Philadelphia Rd, Glen Arm, MD was built in 1991, making it 35 years old. The building has 1 story.

What schools serve Philadelphia Rd, Glen Arm, MD?

Philadelphia Rd, Glen Arm, MD is assigned to Chapel Hill Elementary School (elementary), rated A+; Perry Hall High School (high), rated C-; Perry Hall Middle School (middle), rated B. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

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

Among the 1,462 homes in Glen Arm 21057, it is bigger than 94% of them (4,345 ft² against a typical 2,380 ft²), its lot is bigger than 97% of them (20.19 ac against a typical 1.51 ac) and it is newer than 87% of them (1991 against a typical 1969). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on Philadelphia Rd, Glen Arm, MD?

The 2025 property tax bill for Philadelphia Rd, Glen Arm, MD was $45,104. The county assessed it at $3,363,467.

Closest homes

More homes in Glen Arm 21057

Assigned schools

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