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Residential (General/Single)Residential
$387,549$277 / 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 96How 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
Last sold for $290,000 on Nov 10, 2003

THELMA ST

COCKEYSVILLE, MD 21030
2.5
Baths
1,400 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$388K
$372K low$403K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$290,000 · Nov 10, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$120 (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.$5,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$5,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$5,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
StyleThe architectural style of the home, such as ranch or colonial.Split Foyer
CountyBALTIMORE
Lot (acres)The size of the land the home sits on, from county records.0.12
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.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

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
Pot Spring Elementary SchoolB+
Elementary · Grades PK–5 · 1.0 mi
H
Dulaney High SchoolB-
High · Grades 9–12 · 1.3 mi
M
Ridgely Middle SchoolA
Middle · Grades 6–8 · 1.6 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

Thelma 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 77% of homes in Cockeysville 21030
  • Costs more per square foot than 77% of homes in Baltimore County
  • Smaller than 76% of homes in Cockeysville 21030
  • Has a smaller lot than 68% of homes in Cockeysville 21030
  • Newer than 72% of homes in Baltimore County

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
$182K$1.8M

This home is worth more than 23% 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$387,549
CheaperTypical $521,303Pricier

Pricier than 23% of homes nearby

Price per ft²$277
CheaperTypical $267Pricier

Pricier than 57% of homes nearby

Living area1,400 ft²
SmallerTypical 1,919 ft²Bigger

Bigger than 24% of homes nearby

Lot size0.12 ac
SmallerTypical 0.23 acBigger

Bigger than 32% of homes nearby

Year built1987
OlderTypical 1981Newer

Newer than 68% of homes nearby

How Thelma St ranks against every home in each area.
MeasureThis homeCockeysville 21030Baltimore County
Estimated valuepricier than$387,54923% of homes58% of homes
Price per ft²pricier than$27757% of homes77% of homes
Living areabigger than1,400 ft²24% of homes44% of homes
Lot sizebigger than0.12 ac32% of homes35% of homes
Year builtnewer than198768% of homes72% of homes

About Thelma St

How much is Thelma St, Cockeysville, MD worth?

The TopHap Estimate for Thelma St, Cockeysville, MD is $387,549 as of Oct 21, 2026. The likely range is $372,028 to $403,070. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Thelma St, Cockeysville, MD last sell?

Thelma St, Cockeysville, MD last sold on Nov 10, 2003 for $290,000, according to the county's recorded deed.

How big is Thelma St, Cockeysville, MD?

Thelma St, Cockeysville, MD has 2.5 bathrooms, 1,400 square feet of living space and a 0.12-acre lot.

When was Thelma St, Cockeysville, MD built?

Thelma St, Cockeysville, MD was built in 1987, making it 39 years old. It is a split foyer home. The building has 2 stories.

What schools serve Thelma St, Cockeysville, MD?

Thelma St, Cockeysville, MD is assigned to Pot Spring Elementary School (elementary), rated B+; Dulaney High School (high), rated B-; Ridgely 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 Thelma St, Cockeysville, MD compare to other homes in Cockeysville 21030?

Among the 5,828 homes in Cockeysville 21030, it is worth more than 23% of them ($387,549 against a typical $521,303), its price per square foot is higher than 57% of them ($277 against a typical $267), it is bigger than 24% of them (1,400 ft² against a typical 1,919 ft²), its lot is bigger than 32% of them (0.12 ac against a typical 0.23 ac) and it is newer than 68% of them (1987 against a typical 1981). Measured against all of Baltimore County, it is worth more than 58% 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 Thelma St, Cockeysville, MD?

The 2025 property tax bill for Thelma St, Cockeysville, MD was $120. The county assessed it at $5,000.

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