Skip to content
Skip to content
TopHapOpen in map
Retail Stores (Personal Services, Photography, Travel)Commercial

MAIN ST

MOUNT AIRY, MD 21771
1
Baths
14,892 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1932
Year BuiltThe year the home was originally built, according to county records.
2
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.$8,254 (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.$652,700 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$629,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$676,300

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Retail Stores (Personal Services, Photography, Travel)
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.20
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

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

E
Parr's Ridge Elementary School
Elementary · Grades PK–2 · 0.3 mi
M
Mount Airy Middle SchoolB
Middle · Grades 6–8 · 0.4 mi
H
South Carroll High SchoolA-
High · Grades 9–12 · 7.5 mi

District: Carroll County Public Schools

Neighborhood · ZIP 21771These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
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.32,505
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.382 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$151,406
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$162,296
Average tempThe average temperature here across a full year.53°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%

Owner Tools

Do you own this home?
Claim this home

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

Main St 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.

  • Among the largest homes in Mount Airy 21771
  • Has a smaller lot than 87% of homes in Mount Airy 21771
  • Older than 93% of homes in Mount Airy 21771

How it measures up in Mount Airy 21771

The dot is this home. The mark in the middle is the typical home in Mount Airy 21771.

Living area14,892 ft²
SmallerTypical 2,191 ft²Bigger

Bigger than almost all homes nearby

Lot size0.2 ac
SmallerTypical 0.95 acBigger

Bigger than 13% of homes nearby

Year built1932
OlderTypical 1988Newer

Newer than 7% of homes nearby

How Main St ranks against every home in each area.
MeasureThis homeMount Airy 21771Carroll County
Living areabigger than14,892 ft²almost all homesalmost all homes
Lot sizebigger than0.2 ac13% of homes19% of homes
Year builtnewer than19327% of homes10% of homes

About Main St

When did Main St, Mount Airy, MD last sell?

Main St, Mount Airy, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is Main St, Mount Airy, MD?

Main St, Mount Airy, MD has 1 bathrooms, 14,892 square feet of living space and a 0.20-acre lot.

When was Main St, Mount Airy, MD built?

Main St, Mount Airy, MD was built in 1932, making it 94 years old. The building has 2 stories.

What schools serve Main St, Mount Airy, MD?

Main St, Mount Airy, MD is assigned to Parr's Ridge Elementary School (elementary); Mount Airy Middle School (middle), rated B; South Carroll High School (high), rated A-. All sit in Carroll County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Main St, Mount Airy, MD compare to other homes in Mount Airy 21771?

Among the 10,759 homes in Mount Airy 21771, it is bigger than almost all of them (14,892 ft² against a typical 2,191 ft²), its lot is bigger than 13% of them (0.2 ac against a typical 0.95 ac) and it is newer than 7% of them (1932 against a typical 1988). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on Main St, Mount Airy, MD?

The 2025 property tax bill for Main St, Mount Airy, MD was $8,254. The county assessed it at $652,700.

More homes on Main St

Closest homes

More homes in Mount Airy 21771

Assigned schools

Explore the area

See this home in context

Open Main St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map