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Single Family ResidenceResidential
$323,555$278 / 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
Last sold for $127,500 on May 22, 1996

4223 MARY RIDGE DR

RANDALLSTOWN, MD 21133
2
Baths
1,164 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$324K
$298K low$349K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$127,500 · May 22, 1996
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.$211,655
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$169,324
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.35%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$111,900
CHASE MANHATTAN MORTGAGE CORP · R · recorded Jul 18, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,848 (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.$271,800 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$250,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$315,200

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.Split Foyer
CountyBaltimore
Lot (acres)The size of the land the home sits on, from county records.0.19
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
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.Deck · 252 ft²

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

E
Winand Elementary SchoolB
Elementary · Grades EE–5 · 1.0 mi
H
Randallstown High SchoolD
High · Grades 9–12 · 1.1 mi
M
Northwest Academy of Health Sciences SchoolD+
Middle · Grades 6–8 · 1.6 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21133These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.27,963
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,709 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,976
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,908
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
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

4223 Mary Ridge Dr 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 73% of homes in Randallstown 21133
  • Costs more per square foot than 81% of homes in Randallstown 21133
  • Smaller than 85% of homes in Randallstown 21133
  • Newer than 66% of homes in Baltimore County

What homes are worth in Randallstown 21133

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

This home
$251K$667K

This home is worth more than 27% of homes in Randallstown 21133.

How it measures up in Randallstown 21133

The dot is this home. The mark in the middle is the typical home in Randallstown 21133.

Estimated value$323,555
CheaperTypical $367,372Pricier

Pricier than 27% of homes nearby

Price per ft²$278
CheaperTypical $231Pricier

Pricier than 81% of homes nearby

Living area1,164 ft²
SmallerTypical 1,535 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.19 ac
SmallerTypical 0.2 acBigger

Bigger than 46% of homes nearby

Year built1983
OlderTypical 1972Newer

Newer than 62% of homes nearby

How 4223 Mary Ridge Dr ranks against every home in each area.
MeasureThis homeRandallstown 21133Baltimore County
Estimated valuepricier than$323,55527% of homes40% of homes
Price per ft²pricier than$27881% of homes74% of homes
Living areabigger than1,164 ft²15% of homes25% of homes
Lot sizebigger than0.19 ac46% of homes57% of homes
Year builtnewer than198362% of homes66% of homes

About 4223 Mary Ridge Dr

How much is 4223 Mary Ridge Dr, Randallstown, MD worth?

The TopHap Estimate for 4223 Mary Ridge Dr, Randallstown, MD is $323,555 as of Jul 14, 2026. The likely range is $298,415 to $348,695. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4223 Mary Ridge Dr, Randallstown, MD last sell?

4223 Mary Ridge Dr, Randallstown, MD last sold on May 22, 1996 for $127,500, according to the county's recorded deed.

How big is 4223 Mary Ridge Dr, Randallstown, MD?

4223 Mary Ridge Dr, Randallstown, MD has 2 bathrooms, 1,164 square feet of living space and a 0.19-acre lot.

When was 4223 Mary Ridge Dr, Randallstown, MD built?

4223 Mary Ridge Dr, Randallstown, MD was built in 1983, making it 43 years old. It is a split foyer home. The building has 1 story.

What schools serve 4223 Mary Ridge Dr, Randallstown, MD?

4223 Mary Ridge Dr, Randallstown, MD is assigned to Winand Elementary School (elementary), rated B; Randallstown High School (high), rated D; Northwest Academy of Health Sciences School (middle), rated D+. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4223 Mary Ridge Dr, Randallstown, MD compare to other homes in Randallstown 21133?

Among the 8,735 homes in Randallstown 21133, it is worth more than 27% of them ($323,555 against a typical $367,372), its price per square foot is higher than 81% of them ($278 against a typical $231), it is bigger than 15% of them (1,164 ft² against a typical 1,535 ft²), its lot is bigger than 46% of them (0.19 ac against a typical 0.2 ac) and it is newer than 62% of them (1983 against a typical 1972). Measured against all of Baltimore County, it is worth more than 40% 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 4223 Mary Ridge Dr, Randallstown, MD?

The 2025 property tax bill for 4223 Mary Ridge Dr, Randallstown, MD was $3,848. The county assessed it at $271,800.

More homes on Mary Ridge Dr

Closest homes

More homes in Randallstown 21133

Assigned schools

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