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TownhouseResidential
$119,645$132 / 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 83How 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
Last sold for $68,000 on Mar 2, 2022

123 PATAPSCO AVE

BALTIMORE, MD 21222
1
Baths
904 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.
2,227 ft²
Lot SizeThe size of the land the home sits on, from county records.
1919
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$120K
$99K low$140K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$68,000 · Mar 2, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,993 (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.$80,567 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$72,633
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$88,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyBaltimore
Lot (acres)The size of the land the home sits on, from county records.0.05
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
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 · 49 ft²

Transaction History(4)

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
Dundalk Elementary SchoolD-
Elementary · Grades PK–5 · 0.4 mi
M
Dundalk Middle SchoolD
Middle · Grades 6–8 · 0.7 mi
H
Dundalk High SchoolF
High · Grades 9–12 · 0.7 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21222These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
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.58,903
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,434 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,807
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$81,684
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

123 Patapsco 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.

  • Among the least valuable homes in Baltimore County
  • Costs less per square foot than 98% of homes in Baltimore County
  • Smaller than 96% of homes in Baltimore County
  • Has a smaller lot than 78% of homes in Baltimore County
  • Older than 97% of homes in Dundalk 21222

What homes are worth in Dundalk 21222

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

This home
$110K$465K

This home is worth more than 3% of homes in Dundalk 21222.

How it measures up in Dundalk 21222

The dot is this home. The mark in the middle is the typical home in Dundalk 21222.

Estimated value$119,645
CheaperTypical $203,708Pricier

Pricier than 3% of homes nearby

Price per ft²$132
CheaperTypical $177Pricier

Pricier than 9% of homes nearby

Living area904 ft²
SmallerTypical 1,122 ft²Bigger

Bigger than 16% of homes nearby

Lot size2,227 ft²
SmallerTypical 3,180 ft²Bigger

Bigger than 35% of homes nearby

Year built1919
OlderTypical 1952Newer

Newer than 3% of homes nearby

How 123 Patapsco Ave ranks against every home in each area.
MeasureThis homeDundalk 21222Baltimore County
Estimated valuepricier than$119,6453% of homesalmost no homes
Price per ft²pricier than$1329% of homes2% of homes
Living areabigger than904 ft²16% of homes4% of homes
Lot sizebigger than2,227 ft²35% of homes22% of homes
Year builtnewer than19193% of homes3% of homes

About 123 Patapsco Ave

How much is 123 Patapsco Ave, Baltimore, MD worth?

The TopHap Estimate for 123 Patapsco Ave, Baltimore, MD is $119,645 as of Aug 30, 2026. The likely range is $99,273 to $140,017. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 123 Patapsco Ave, Baltimore, MD last sell?

123 Patapsco Ave, Baltimore, MD last sold on Mar 2, 2022 for $68,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 123 Patapsco Ave, Baltimore, MD?

123 Patapsco Ave, Baltimore, MD has 1 bathrooms, 904 square feet of living space and a 0.05-acre lot.

When was 123 Patapsco Ave, Baltimore, MD built?

123 Patapsco Ave, Baltimore, MD was built in 1919, making it 107 years old. It is a townhouse home. The building has 2 stories.

What schools serve 123 Patapsco Ave, Baltimore, MD?

123 Patapsco Ave, Baltimore, MD is assigned to Dundalk Elementary School (elementary), rated D-; Dundalk Middle School (middle), rated D; Dundalk High School (high), rated F. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 123 Patapsco Ave, Baltimore, MD compare to other homes in Dundalk 21222?

Among the 18,827 homes in Dundalk 21222, it is worth more than 3% of them ($119,645 against a typical $203,708), its price per square foot is higher than 9% of them ($132 against a typical $177), it is bigger than 16% of them (904 ft² against a typical 1,122 ft²), its lot is bigger than 35% of them (2,227 ft² against a typical 3,180 ft²) and it is newer than 3% of them (1919 against a typical 1952). Measured against all of Baltimore County, it is worth more than almost no 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 123 Patapsco Ave, Baltimore, MD?

The 2025 property tax bill for 123 Patapsco Ave, Baltimore, MD was $1,993. The county assessed it at $80,567.

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