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Single Family ResidenceResidential
$1,230,347$270 / 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 93How 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
Last sold for $985,000 on Sep 28, 2004

3 DEEP RUN CT

COCKEYSVILLE, MD 21030
6 / 1
Baths
4,553 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.
1.4 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1.1M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$985,000 · Sep 28, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,098 (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.$828,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$312,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$516,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$828,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$828,200

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family 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.1.40
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.Deck · 320 ft²Porch · 585 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
Mays Chapel Elementary SchoolA
Elementary · Grades EE–5 · 1.6 mi
H
Dulaney High SchoolA-
High · Grades 9–12 · 4.6 mi
M
Ridgely Middle SchoolB+
Middle · Grades 6–8 · 5.0 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21030These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.23,257
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.928 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,114
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$136,724
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

3 Deep Run Ct 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 98% of homes in Baltimore County
  • Costs more per square foot than 72% of homes in Baltimore County
  • Bigger than 98% of homes in Baltimore County
  • Has a bigger lot than 92% of homes in Baltimore County
  • Newer than 76% of homes in Cockeysville 21030

What homes are worth in Cockeysville 21030

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

This home
$186K$1.9M

This home is worth more than 90% of homes in Cockeysville 21030.

How it measures up in Cockeysville 21030

The dot is this home. The mark in the middle is the typical home in Cockeysville 21030.

Estimated value$1,230,347
CheaperTypical $524,999Pricier

Pricier than 90% of homes nearby

Price per ft²$270
CheaperTypical $275Pricier

Pricier than 46% of homes nearby

Living area4,553 ft²
SmallerTypical 1,905 ft²Bigger

Bigger than 92% of homes nearby

Lot size1.4 ac
SmallerTypical 0.22 acBigger

Bigger than 80% of homes nearby

Year built1990
OlderTypical 1981Newer

Newer than 76% of homes nearby

How 3 Deep Run Ct ranks against every home in each area.
MeasureThis homeCockeysville 21030Baltimore County
Estimated valuepricier than$1,230,34790% of homes98% of homes
Price per ft²pricier than$27046% of homes72% of homes
Living areabigger than4,553 ft²92% of homes98% of homes
Lot sizebigger than1.4 ac80% of homes92% of homes
Year builtnewer than199076% of homes76% of homes

About 3 Deep Run Ct

How much is 3 Deep Run Ct, Cockeysville, MD worth?

The TopHap Estimate for 3 Deep Run Ct, Cockeysville, MD is $1,230,347 as of Jul 14, 2026. The likely range is $1,141,962 to $1,318,732. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3 Deep Run Ct, Cockeysville, MD last sell?

3 Deep Run Ct, Cockeysville, MD last sold on Sep 28, 2004 for $985,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3 Deep Run Ct, Cockeysville, MD?

3 Deep Run Ct, Cockeysville, MD has 6 bathrooms, 4,553 square feet of living space and a 1.40-acre lot.

When was 3 Deep Run Ct, Cockeysville, MD built?

3 Deep Run Ct, Cockeysville, MD was built in 1990, making it 36 years old. It is a conventional home. The building has 2 stories.

What schools serve 3 Deep Run Ct, Cockeysville, MD?

3 Deep Run Ct, Cockeysville, MD is assigned to Mays Chapel Elementary School (elementary), rated A; Dulaney High School (high), rated A-; Ridgely Middle School (middle), rated B+. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3 Deep Run Ct, Cockeysville, MD compare to other homes in Cockeysville 21030?

Among the 5,821 homes in Cockeysville 21030, it is worth more than 90% of them ($1,230,347 against a typical $524,999), its price per square foot is higher than 46% of them ($270 against a typical $275), it is bigger than 92% of them (4,553 ft² against a typical 1,905 ft²), its lot is bigger than 80% of them (1.4 ac against a typical 0.22 ac) and it is newer than 76% of them (1990 against a typical 1981). Measured against all of Baltimore County, it is worth more than 98% 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 3 Deep Run Ct, Cockeysville, MD?

The 2025 property tax bill for 3 Deep Run Ct, Cockeysville, MD was $10,098. The county assessed it at $828,200.

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