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TownhouseResidential
$463,500$299 / 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 98How 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
Last sold for $309,270 on Jun 26, 2018

1717 TRESTLE ST

MOUNT AIRY, MD 21771
3.5
Baths
1,548 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.
2,000 ft²
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$464K
$452K low$475K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$309,270 · Jun 26, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,961 (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.$378,133 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$366,167
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$390,100

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.68 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.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.05
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
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.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 · 120 ft²

Transaction History(2)

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 · 1.0 mi
M
Mount Airy Middle SchoolA-
Middle · Grades 6–8 · 1.1 mi
H
South Carroll High SchoolB+
High · Grades 9–12 · 7.1 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

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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

1717 Trestle 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.

  • Worth less than 79% of homes in Mount Airy 21771
  • Costs more per square foot than 69% of homes in Carroll County
  • Smaller than 76% of homes in Mount Airy 21771
  • Among the smallest lots in Mount Airy 21771
  • Newer than 90% 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
$320K$1.1M

This home is worth more than 21% 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$463,500
CheaperTypical $608,703Pricier

Pricier than 21% of homes nearby

Price per ft²$299
CheaperTypical $282Pricier

Pricier than 62% of homes nearby

Living area1,548 ft²
SmallerTypical 2,180 ft²Bigger

Bigger than 24% of homes nearby

Lot size2,000 ft²
SmallerTypical 0.95 acBigger

Smaller than almost all homes nearby

Year built2005
OlderTypical 1988Newer

Newer than 90% of homes nearby

How 1717 Trestle St ranks against every home in each area.
MeasureThis homeMount Airy 21771Carroll County
Estimated valuepricier than$463,50021% of homes48% of homes
Price per ft²pricier than$29962% of homes69% of homes
Living areabigger than1,548 ft²24% of homes38% of homes
Lot sizebigger than2,000 ft²almost no homes4% of homes
Year builtnewer than200590% of homes89% of homes

About 1717 Trestle St

How much is 1717 Trestle St, Mount Airy, MD worth?

The TopHap Estimate for 1717 Trestle St, Mount Airy, MD is $463,500 as of Sep 24, 2026. The likely range is $452,116 to $474,884. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1717 Trestle St, Mount Airy, MD last sell?

1717 Trestle St, Mount Airy, MD last sold on Jun 26, 2018 for $309,270, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1717 Trestle St, Mount Airy, MD?

1717 Trestle St, Mount Airy, MD has 3.5 bathrooms, 1,548 square feet of living space and a 0.05-acre lot.

When was 1717 Trestle St, Mount Airy, MD built?

1717 Trestle St, Mount Airy, MD was built in 2005, making it 21 years old. It is a townhouse home. The building has 2 stories.

What schools serve 1717 Trestle St, Mount Airy, MD?

1717 Trestle St, 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 1717 Trestle St, Mount Airy, MD compare to other homes in Mount Airy 21771?

Among the 10,756 homes in Mount Airy 21771, it is worth more than 21% of them ($463,500 against a typical $608,703), its price per square foot is higher than 62% of them ($299 against a typical $282), it is bigger than 24% of them (1,548 ft² against a typical 2,180 ft²), its lot is bigger than almost none of them (2,000 ft² against a typical 0.95 ac) and it is newer than 90% of them (2005 against a typical 1988). Measured against all of Carroll County, it is worth more than 48% 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 1717 Trestle St, Mount Airy, MD?

The 2026 property tax bill for 1717 Trestle St, Mount Airy, MD was $4,961. The county assessed it at $378,133.

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