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Single Family ResidenceResidential
$400,631$174 / 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 84How 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

6444 MIDDLEBURG RD

KEYMAR, MD 21757
1.5
Baths
2,304 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.
2.57 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$401K
$336K low$465K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,890 (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.$374,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$140,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$233,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$347,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$374,500

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.2.57
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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.Shed · 512 ft²Porch · 208 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
Elmer A. Wolfe Elementary SchoolB+
Elementary · Grades PK–5 · 3.3 mi
M
Northwest Middle SchoolB
Middle · Grades 6–8 · 4.9 mi
H
Francis Scott Key High SchoolB-
High · Grades 9–12 · 5.2 mi

District: Carroll County Public Schools

Neighborhood · ZIP 21757These 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.117
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.76
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.3,148
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.84 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,318
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,165
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

6444 Middleburg 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 68% of homes in Carroll County
  • Costs less per square foot than 97% of homes in Carroll County
  • Bigger than 76% of homes in Keymar 21757
  • Has a bigger lot than 83% of homes in Carroll County
  • Newer than 73% of homes in Keymar 21757

What homes are worth in Keymar 21757

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

This home
$179K$806K

This home is worth more than 56% of homes in Keymar 21757.

How it measures up in Keymar 21757

The dot is this home. The mark in the middle is the typical home in Keymar 21757.

Estimated value$400,631
CheaperTypical $379,184Pricier

Pricier than 56% of homes nearby

Price per ft²$174
CheaperTypical $222Pricier

Pricier than 17% of homes nearby

Living area2,304 ft²
SmallerTypical 1,736 ft²Bigger

Bigger than 76% of homes nearby

Lot size2.57 ac
SmallerTypical 1.58 acBigger

Bigger than 65% of homes nearby

Year built1986
OlderTypical 1968Newer

Newer than 73% of homes nearby

How 6444 Middleburg Rd ranks against every home in each area.
MeasureThis homeKeymar 21757Carroll County
Estimated valuepricier than$400,63156% of homes32% of homes
Price per ft²pricier than$17417% of homes3% of homes
Living areabigger than2,304 ft²76% of homes72% of homes
Lot sizebigger than2.57 ac65% of homes83% of homes
Year builtnewer than198673% of homes53% of homes

About 6444 Middleburg Rd

How much is 6444 Middleburg Rd, Keymar, MD worth?

The TopHap Estimate for 6444 Middleburg Rd, Keymar, MD is $400,631 as of Oct 21, 2026. The likely range is $335,810 to $465,452. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6444 Middleburg Rd, Keymar, MD last sell?

6444 Middleburg Rd, Keymar, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 6444 Middleburg Rd, Keymar, MD?

6444 Middleburg Rd, Keymar, MD has 1.5 bathrooms, 2,304 square feet of living space and a 2.57-acre lot.

When was 6444 Middleburg Rd, Keymar, MD built?

6444 Middleburg Rd, Keymar, MD was built in 1986, making it 40 years old. The building has 1 story.

What schools serve 6444 Middleburg Rd, Keymar, MD?

6444 Middleburg Rd, Keymar, MD is assigned to Elmer A. Wolfe Elementary School (elementary), rated B+; Northwest Middle School (middle), rated B; Francis Scott Key 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 6444 Middleburg Rd, Keymar, MD compare to other homes in Keymar 21757?

Among the 908 homes in Keymar 21757, it is worth more than 56% of them ($400,631 against a typical $379,184), its price per square foot is higher than 17% of them ($174 against a typical $222), it is bigger than 76% of them (2,304 ft² against a typical 1,736 ft²), its lot is bigger than 65% of them (2.57 ac against a typical 1.58 ac) and it is newer than 73% of them (1986 against a typical 1968). Measured against all of Carroll County, it is worth more than 32% 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 6444 Middleburg Rd, Keymar, MD?

The 2026 property tax bill for 6444 Middleburg Rd, Keymar, MD was $3,890. The county assessed it at $374,500.

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