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Single Family ResidenceResidential
$296,423$222 / 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 Aug 30, 2026

900 MACE AVE

BALTIMORE, MD 21221
2
Baths
1,335 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1939
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$296K
$275K low$318K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,303 (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.$222,433 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$204,767
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$240,100

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.0.14
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Radiant
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 · 64 ft²Porch · 200 ft²

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

E
Essex Elementary SchoolC-
Elementary · Grades PK–5 · 0.7 mi
H
Kenwood High SchoolD-
High · Grades 9–12 · 0.8 mi
M
Stemmers Run Middle SchoolD
Middle · Grades 6–8 · 1.0 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21221These 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.123
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
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.42,396
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,898 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,330
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,410
Average tempThe average temperature here across a full year.56°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%

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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

900 Mace 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 66% of homes in Baltimore County
  • Older than 90% of homes in Baltimore County

What homes are worth in Essex 21221

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

This home
$138K$722K

This home is worth more than 54% of homes in Essex 21221.

How it measures up in Essex 21221

The dot is this home. The mark in the middle is the typical home in Essex 21221.

Estimated value$296,423
CheaperTypical $281,994Pricier

Pricier than 54% of homes nearby

Price per ft²$222
CheaperTypical $207Pricier

Pricier than 62% of homes nearby

Living area1,335 ft²
SmallerTypical 1,240 ft²Bigger

Bigger than 57% of homes nearby

Lot size0.14 ac
SmallerTypical 0.16 acBigger

Bigger than 44% of homes nearby

Year built1939
OlderTypical 1957Newer

Newer than 12% of homes nearby

How 900 Mace Ave ranks against every home in each area.
MeasureThis homeEssex 21221Baltimore County
Estimated valuepricier than$296,42354% of homes34% of homes
Price per ft²pricier than$22262% of homes43% of homes
Living areabigger than1,335 ft²57% of homes40% of homes
Lot sizebigger than0.14 ac44% of homes42% of homes
Year builtnewer than193912% of homes10% of homes

About 900 Mace Ave

How much is 900 Mace Ave, Baltimore, MD worth?

The TopHap Estimate for 900 Mace Ave, Baltimore, MD is $296,423 as of Aug 30, 2026. The likely range is $274,504 to $318,342. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 900 Mace Ave, Baltimore, MD last sell?

900 Mace Ave, Baltimore, MD last sold on Feb 27, 2003, according to the county's recorded deed.

How big is 900 Mace Ave, Baltimore, MD?

900 Mace Ave, Baltimore, MD has 2 bathrooms, 1,335 square feet of living space and a 0.14-acre lot.

When was 900 Mace Ave, Baltimore, MD built?

900 Mace Ave, Baltimore, MD was built in 1939, making it 87 years old. It is a conventional home. The building has 2 stories.

What schools serve 900 Mace Ave, Baltimore, MD?

900 Mace Ave, Baltimore, MD is assigned to Essex Elementary School (elementary), rated C-; Kenwood High School (high), rated D-; Stemmers Run Middle 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 900 Mace Ave, Baltimore, MD compare to other homes in Essex 21221?

Among the 12,677 homes in Essex 21221, it is worth more than 54% of them ($296,423 against a typical $281,994), its price per square foot is higher than 62% of them ($222 against a typical $207), it is bigger than 57% of them (1,335 ft² against a typical 1,240 ft²), its lot is bigger than 44% of them (0.14 ac against a typical 0.16 ac) and it is newer than 12% of them (1939 against a typical 1957). Measured against all of Baltimore County, it is worth more than 34% 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 900 Mace Ave, Baltimore, MD?

The 2025 property tax bill for 900 Mace Ave, Baltimore, MD was $3,303. The county assessed it at $222,433.

More homes on Mace Ave

Closest homes

More homes in Baltimore 21221

Assigned schools

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