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Rural ResidenceResidential
$947,076$604 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

BLACK ROCK RD

MD
1
Baths
1,568 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.
93.8 ac
Lot SizeThe size of the land the home sits on, from county records.
1954
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$947K
$868K low$1M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$947,076
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$757,661

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,032 (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.$327,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$116,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$211,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$312,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$327,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyBaltimore
Lot (acres)The size of the land the home sits on, from county records.93.80
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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 · 3,680 ft²Porch · 910 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
Fifth District Elementary SchoolA
Elementary · Grades KG–5 · 1.6 mi
H
Hereford High SchoolA+
High · Grades 9–12 · 7.1 mi
M
Hereford Middle SchoolA
Middle · Grades 6–8 · 7.4 mi

District: Baltimore County Public Schools

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

Black Rock 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 more than 96% of homes in Baltimore County
  • Among the highest price per square foot in Baltimore County
  • Among the largest lots in Baltimore County
  • Older than 70% of homes in Baltimore County

How it measures up in Baltimore County

The dot is this home. The mark in the middle is the typical home in Baltimore County.

Estimated value$947,076
CheaperTypical $359,592Pricier

Pricier than 96% of homes nearby

Price per ft²$604
CheaperTypical $234Pricier

Pricier than almost all homes nearby

Living area1,568 ft²
SmallerTypical 1,464 ft²Bigger

Bigger than 56% of homes nearby

Lot size93.8 ac
SmallerTypical 0.17 acBigger

Bigger than almost all homes nearby

Year built1954
OlderTypical 1965Newer

Newer than 30% of homes nearby

How Black Rock Rd ranks against every home in each area.
MeasureThis homeBaltimore County
Estimated valuepricier than$947,07696% of homes
Price per ft²pricier than$604almost all homes
Living areabigger than1,568 ft²56% of homes
Lot sizebigger than93.8 acalmost all homes
Year builtnewer than195430% of homes

About Black Rock Rd

How much is Black Rock Rd, , MD worth?

The TopHap Estimate for Black Rock Rd, , MD is $947,076 as of Jul 14, 2026. The likely range is $868,059 to $1,026,093. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is Black Rock Rd, , MD?

Black Rock Rd, , MD has 1 bathrooms, 1,568 square feet of living space and a 93.80-acre lot.

When was Black Rock Rd, , MD built?

Black Rock Rd, , MD was built in 1954, making it 72 years old. It is a conventional home. The building has 2 stories.

What schools serve Black Rock Rd, , MD?

Black Rock Rd, , MD is assigned to Fifth District Elementary School (elementary), rated A; Hereford High School (high), rated A+; Hereford Middle School (middle), rated A. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Black Rock Rd, , MD compare to other homes in Baltimore County?

Among the 259,275 homes in Baltimore County, it is worth more than 96% of them ($947,076 against a typical $359,592), its price per square foot is higher than almost all of them ($604 against a typical $234), it is bigger than 56% of them (1,568 ft² against a typical 1,464 ft²), its lot is bigger than almost all of them (93.8 ac against a typical 0.17 ac) and it is newer than 30% of them (1954 against a typical 1965). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on Black Rock Rd, , MD?

The 2025 property tax bill for Black Rock Rd, , MD was $4,032. The county assessed it at $327,700.

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Assigned schools

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