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Rural ResidenceResidential
$2,504,236$782 / 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 66How 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

3317 BLACK ROCK RD

REISTERSTOWN, MD 21136
2 / 1
Baths
3,204 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.
29.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1974
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$2.5M
$1.7M low$3.4M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,291 (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.$514,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$104,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$409,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$501,167
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$514,100

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.18 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.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.29.22
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.Electric
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Vinyl Pool
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 ft²Porch · 216 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 PK–5 · 3.6 mi
M
Hereford Middle SchoolA
Middle · Grades 6–8 · 6.3 mi
H
Hereford High SchoolA-
High · Grades 9–12 · 6.7 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21136These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.41

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
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.35,603
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.623 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,869
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,238
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

3317 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.

  • Among the most valuable homes in Reisterstown 21136
  • Among the highest price per square foot in Reisterstown 21136
  • Bigger than 93% of homes in Baltimore County
  • Among the largest lots in Baltimore County

What homes are worth in Reisterstown 21136

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

This home
$118K$1.3M

This home is worth more than almost all homes in Reisterstown 21136.

How it measures up in Reisterstown 21136

The dot is this home. The mark in the middle is the typical home in Reisterstown 21136.

Estimated value$2,504,236
CheaperTypical $392,162Pricier

Pricier than almost all homes nearby

Price per ft²$782
CheaperTypical $230Pricier

Pricier than almost all homes nearby

Living area3,204 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 85% of homes nearby

Lot size29.22 ac
SmallerTypical 0.26 acBigger

Bigger than almost all homes nearby

Year built1974
OlderTypical 1981Newer

Newer than 38% of homes nearby

How 3317 Black Rock Rd ranks against every home in each area.
MeasureThis homeReisterstown 21136Baltimore County
Estimated valuepricier than$2,504,236almost all homesalmost all homes
Price per ft²pricier than$782almost all homesalmost all homes
Living areabigger than3,204 ft²85% of homes93% of homes
Lot sizebigger than29.22 acalmost all homesalmost all homes
Year builtnewer than197438% of homes58% of homes

About 3317 Black Rock Rd

How much is 3317 Black Rock Rd, Reisterstown, MD worth?

The TopHap Estimate for 3317 Black Rock Rd, Reisterstown, MD is $2,504,236 as of Sep 24, 2026. The likely range is $1,658,244 to $3,350,228. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3317 Black Rock Rd, Reisterstown, MD last sell?

3317 Black Rock Rd, Reisterstown, MD last sold on Dec 16, 2015, according to the county's recorded deed.

How big is 3317 Black Rock Rd, Reisterstown, MD?

3317 Black Rock Rd, Reisterstown, MD has 2 bathrooms, 3,204 square feet of living space and a 29.22-acre lot.

When was 3317 Black Rock Rd, Reisterstown, MD built?

3317 Black Rock Rd, Reisterstown, MD was built in 1974, making it 52 years old. It is a conventional home. The building has 2 stories.

What schools serve 3317 Black Rock Rd, Reisterstown, MD?

3317 Black Rock Rd, Reisterstown, MD is assigned to Fifth District Elementary School (elementary), rated A+; Hereford Middle School (middle), rated A; Hereford High School (high), rated A-. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3317 Black Rock Rd, Reisterstown, MD compare to other homes in Reisterstown 21136?

Among the 11,695 homes in Reisterstown 21136, it is worth more than almost all of them ($2,504,236 against a typical $392,162), its price per square foot is higher than almost all of them ($782 against a typical $230), it is bigger than 85% of them (3,204 ft² against a typical 1,600 ft²), its lot is bigger than almost all of them (29.22 ac against a typical 0.26 ac) and it is newer than 38% of them (1974 against a typical 1981). Measured against all of Baltimore County, it is worth more than almost all 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 3317 Black Rock Rd, Reisterstown, MD?

The 2025 property tax bill for 3317 Black Rock Rd, Reisterstown, MD was $6,291. The county assessed it at $514,100.

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