Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$286,882$228 / 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 89How 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

12 MATTHEWS AVE

COCKEYSVILLE, MD 21030
1
Baths
1,260 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$287K
$254K low$320K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,825 (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.$191,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$99,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$92,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$185,333
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$191,500

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.0.34
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
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
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.Porch · 444 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Cockeysville Middle SchoolB
Middle · Grades 6–8 · 0.7 mi
H
Dulaney High SchoolA-
High · Grades 9–12 · 2.0 mi
E
Mays Chapel Elementary SchoolA
Elementary · Grades EE–5 · 2.1 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%

Owner Tools

Do you own this home?
Claim this home

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

12 Matthews Ave 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 94% of homes in Cockeysville 21030
  • Costs less per square foot than 82% of homes in Cockeysville 21030
  • Smaller than 87% of homes in Cockeysville 21030
  • Has a bigger lot than 78% of homes in Baltimore County
  • Older than 93% 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
$181K$1.8M

This home is worth more than 6% 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$286,882
CheaperTypical $522,028Pricier

Pricier than 6% of homes nearby

Price per ft²$228
CheaperTypical $272Pricier

Pricier than 18% of homes nearby

Living area1,260 ft²
SmallerTypical 1,912 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.34 ac
SmallerTypical 0.23 acBigger

Bigger than 60% of homes nearby

Year built1950
OlderTypical 1980Newer

Newer than 7% of homes nearby

How 12 Matthews Ave ranks against every home in each area.
MeasureThis homeCockeysville 21030Baltimore County
Estimated valuepricier than$286,8826% of homes30% of homes
Price per ft²pricier than$22818% of homes48% of homes
Living areabigger than1,260 ft²13% of homes32% of homes
Lot sizebigger than0.34 ac60% of homes78% of homes
Year builtnewer than19507% of homes19% of homes

About 12 Matthews Ave

How much is 12 Matthews Ave, Cockeysville, MD worth?

The TopHap Estimate for 12 Matthews Ave, Cockeysville, MD is $286,882 as of Sep 24, 2026. The likely range is $254,103 to $319,661. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Matthews Ave, Cockeysville, MD last sell?

12 Matthews Ave, Cockeysville, MD last sold on Jun 26, 2002, according to the county's recorded deed.

How big is 12 Matthews Ave, Cockeysville, MD?

12 Matthews Ave, Cockeysville, MD has 1 bathrooms, 1,260 square feet of living space and a 0.34-acre lot.

When was 12 Matthews Ave, Cockeysville, MD built?

12 Matthews Ave, Cockeysville, MD was built in 1950, making it 76 years old. It is a conventional home. The building has 1 story.

What schools serve 12 Matthews Ave, Cockeysville, MD?

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

How does 12 Matthews Ave, Cockeysville, MD compare to other homes in Cockeysville 21030?

Among the 5,819 homes in Cockeysville 21030, it is worth more than 6% of them ($286,882 against a typical $522,028), its price per square foot is higher than 18% of them ($228 against a typical $272), it is bigger than 13% of them (1,260 ft² against a typical 1,912 ft²), its lot is bigger than 60% of them (0.34 ac against a typical 0.23 ac) and it is newer than 7% of them (1950 against a typical 1980). Measured against all of Baltimore County, it is worth more than 30% 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 12 Matthews Ave, Cockeysville, MD?

The 2025 property tax bill for 12 Matthews Ave, Cockeysville, MD was $2,825. The county assessed it at $191,500.

More homes on Matthews Ave

Closest homes

More homes in Cockeysville 21030

Assigned schools

Explore the area

See this home in context

Open 12 Matthews Ave on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map