Skip to content
Skip to content
TopHapOpen in map
TownhouseResidential
$167,644$167 / 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 80How 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 $135,500 on May 16, 2023

109 PATAPSCO AVE

DUNDALK, MD 21222
2 / 1
Baths
1,003 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

$168K
$134K low$201K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$135,500 · May 16, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,152 (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.$112,700 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$92,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$133,100

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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Shed · 144 ft²Porch · 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 · 0.6 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%

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

109 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.

  • Worth less than 96% of homes in Baltimore County
  • Costs less per square foot than 90% of homes in Baltimore County
  • Smaller than 93% 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$461K

This home is worth more than 23% 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$167,644
CheaperTypical $204,572Pricier

Pricier than 23% of homes nearby

Price per ft²$167
CheaperTypical $177Pricier

Pricier than 40% of homes nearby

Living area1,003 ft²
SmallerTypical 1,120 ft²Bigger

Bigger than 20% of homes nearby

Lot size2,227 ft²
SmallerTypical 3,267 ft²Bigger

Bigger than 35% of homes nearby

Year built1919
OlderTypical 1952Newer

Newer than 3% of homes nearby

How 109 Patapsco Ave ranks against every home in each area.
MeasureThis homeDundalk 21222Baltimore County
Estimated valuepricier than$167,64423% of homes4% of homes
Price per ft²pricier than$16740% of homes10% of homes
Living areabigger than1,003 ft²20% of homes7% of homes
Lot sizebigger than2,227 ft²35% of homes22% of homes
Year builtnewer than19193% of homes3% of homes

About 109 Patapsco Ave

How much is 109 Patapsco Ave, Dundalk, MD worth?

The TopHap Estimate for 109 Patapsco Ave, Dundalk, MD is $167,644 as of Aug 30, 2026. The likely range is $134,345 to $200,943. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 109 Patapsco Ave, Dundalk, MD last sell?

109 Patapsco Ave, Dundalk, MD last sold on May 16, 2023 for $135,500, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 109 Patapsco Ave, Dundalk, MD?

109 Patapsco Ave, Dundalk, MD has 2 bathrooms, 1,003 square feet of living space and a 0.05-acre lot.

When was 109 Patapsco Ave, Dundalk, MD built?

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

What schools serve 109 Patapsco Ave, Dundalk, MD?

109 Patapsco Ave, Dundalk, 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 109 Patapsco Ave, Dundalk, MD compare to other homes in Dundalk 21222?

Among the 18,816 homes in Dundalk 21222, it is worth more than 23% of them ($167,644 against a typical $204,572), its price per square foot is higher than 40% of them ($167 against a typical $177), it is bigger than 20% of them (1,003 ft² against a typical 1,120 ft²), its lot is bigger than 35% of them (2,227 ft² against a typical 3,267 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 4% 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 109 Patapsco Ave, Dundalk, MD?

The 2025 property tax bill for 109 Patapsco Ave, Dundalk, MD was $2,152. The county assessed it at $112,700.

More homes on Patapsco Ave

Closest homes

More homes in Dundalk 21222

Assigned schools

Explore the area

See this home in context

Open 109 Patapsco 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