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Single Family ResidenceResidential
$380,125$222 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $136,000 on Aug 5, 1999

712 PARK AVE

MOUNT AIRY, MD 21771
1.5
Baths
1,712 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$380K
$358K low$402K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$136,000 · Aug 5, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,494 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$266,300 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$251,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$281,600

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.42
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
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.Deck · 371 ft²

Transaction History(1)

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
Parr's Ridge Elementary School
Elementary · Grades PK–2 · 0.7 mi
M
Mount Airy Middle SchoolA-
Middle · Grades 6–8 · 0.9 mi
H
South Carroll High SchoolB+
High · Grades 9–12 · 7.7 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%

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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

712 Park 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.

  • Worth less than 92% of homes in Mount Airy 21771
  • Costs less per square foot than 87% of homes in Mount Airy 21771
  • Smaller than 69% of homes in Mount Airy 21771
  • Has a smaller lot than 72% of homes in Mount Airy 21771
  • Older than 95% of homes in Mount Airy 21771

What homes are worth in Mount Airy 21771

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

This home
$325K$1.1M

This home is worth more than 8% 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.

Estimated value$380,125
CheaperTypical $609,833Pricier

Pricier than 8% of homes nearby

Price per ft²$222
CheaperTypical $282Pricier

Pricier than 13% of homes nearby

Living area1,712 ft²
SmallerTypical 2,191 ft²Bigger

Bigger than 31% of homes nearby

Lot size0.42 ac
SmallerTypical 0.95 acBigger

Bigger than 28% of homes nearby

Year built1900
OlderTypical 1988Newer

Newer than 5% of homes nearby

How 712 Park Ave ranks against every home in each area.
MeasureThis homeMount Airy 21771Carroll County
Estimated valuepricier than$380,1258% of homes27% of homes
Price per ft²pricier than$22213% of homes17% of homes
Living areabigger than1,712 ft²31% of homes46% of homes
Lot sizebigger than0.42 ac28% of homes39% of homes
Year builtnewer than19005% of homes6% of homes

About 712 Park Ave

How much is 712 Park Ave, Mount Airy, MD worth?

The TopHap Estimate for 712 Park Ave, Mount Airy, MD is $380,125 as of Oct 21, 2026. The likely range is $357,922 to $402,328. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 712 Park Ave, Mount Airy, MD last sell?

712 Park Ave, Mount Airy, MD last sold on Aug 5, 1999 for $136,000, according to the county's recorded deed.

How big is 712 Park Ave, Mount Airy, MD?

712 Park Ave, Mount Airy, MD has 1.5 bathrooms, 1,712 square feet of living space and a 0.42-acre lot.

When was 712 Park Ave, Mount Airy, MD built?

712 Park Ave, Mount Airy, MD was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 712 Park Ave, Mount Airy, MD?

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

How does 712 Park Ave, Mount Airy, MD compare to other homes in Mount Airy 21771?

Among the 10,755 homes in Mount Airy 21771, it is worth more than 8% of them ($380,125 against a typical $609,833), its price per square foot is higher than 13% of them ($222 against a typical $282), it is bigger than 31% of them (1,712 ft² against a typical 2,191 ft²), its lot is bigger than 28% of them (0.42 ac against a typical 0.95 ac) and it is newer than 5% of them (1900 against a typical 1988). Measured against all of Carroll County, it is worth more than 27% 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 712 Park Ave, Mount Airy, MD?

The 2026 property tax bill for 712 Park Ave, Mount Airy, MD was $3,494. The county assessed it at $266,300.

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