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Single Family ResidenceResidential
$277,670$211 / 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 96How 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
Last sold for $265,000 on Mar 22, 2023

7303 MARTELL AVE

DUNDALK, MD 21222
2
Baths
1,314 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.
1942
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$278K
$266K low$290K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$265,000 · Mar 22, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,556 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$201,700 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$160,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$243,400

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.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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 · 192 ft²Shed · 80 ft²

Transaction History(5)

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.

H
Dundalk High SchoolF
High · Grades 9–12 · 0.4 mi
M
Holabird Middle SchoolF
Middle · Grades 4–8 · 0.4 mi
E
Norwood Elementary SchoolD+
Elementary · Grades PK–3 · 0.4 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

7303 Martell 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 more than 79% of homes in Dundalk 21222
  • Costs more per square foot than 77% of homes in Dundalk 21222
  • Bigger than 74% of homes in Dundalk 21222
  • Has a bigger lot than 79% of homes in Dundalk 21222
  • Older than 87% of homes in Baltimore County

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
$117K$476K

This home is worth more than 79% 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$277,670
CheaperTypical $204,354Pricier

Pricier than 79% of homes nearby

Price per ft²$211
CheaperTypical $177Pricier

Pricier than 77% of homes nearby

Living area1,314 ft²
SmallerTypical 1,125 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.14 ac
SmallerTypical 3,180 ft²Bigger

Bigger than 79% of homes nearby

Year built1942
OlderTypical 1952Newer

Newer than 24% of homes nearby

How 7303 Martell Ave ranks against every home in each area.
MeasureThis homeDundalk 21222Baltimore County
Estimated valuepricier than$277,67079% of homes28% of homes
Price per ft²pricier than$21177% of homes36% of homes
Living areabigger than1,314 ft²74% of homes37% of homes
Lot sizebigger than0.14 ac79% of homes43% of homes
Year builtnewer than194224% of homes13% of homes

About 7303 Martell Ave

How much is 7303 Martell Ave, Dundalk, MD worth?

The TopHap Estimate for 7303 Martell Ave, Dundalk, MD is $277,670 as of Sep 24, 2026. The likely range is $265,803 to $289,537. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7303 Martell Ave, Dundalk, MD last sell?

7303 Martell Ave, Dundalk, MD last sold on Mar 22, 2023 for $265,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 7303 Martell Ave, Dundalk, MD?

7303 Martell Ave, Dundalk, MD has 2 bathrooms, 1,314 square feet of living space and a 0.14-acre lot.

When was 7303 Martell Ave, Dundalk, MD built?

7303 Martell Ave, Dundalk, MD was built in 1942, making it 84 years old. It is a conventional home. The building has 1 story.

What schools serve 7303 Martell Ave, Dundalk, MD?

7303 Martell Ave, Dundalk, MD is assigned to Dundalk High School (high), rated F; Holabird Middle School (middle), rated F; Norwood Elementary School (elementary), rated D+. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 7303 Martell Ave, Dundalk, MD compare to other homes in Dundalk 21222?

Among the 18,827 homes in Dundalk 21222, it is worth more than 79% of them ($277,670 against a typical $204,354), its price per square foot is higher than 77% of them ($211 against a typical $177), it is bigger than 74% of them (1,314 ft² against a typical 1,125 ft²), its lot is bigger than 79% of them (0.14 ac against a typical 3,180 ft²) and it is newer than 24% of them (1942 against a typical 1952). Measured against all of Baltimore County, it is worth more than 28% 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 7303 Martell Ave, Dundalk, MD?

The 2024 property tax bill for 7303 Martell Ave, Dundalk, MD was $2,556. The county assessed it at $201,700.

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