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TownhouseResidential
$128,965$71 / 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 90How 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 $9,500 on Jun 23, 2026

517 RADNOR AVE

BALTIMORE, MD 21212
1.5
Baths
1,816 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.
2,013 ft²
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.

Valuation

$129K
$116K low$141K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$9,500 · Jun 23, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,707 (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.$163,900 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$147,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$196,500

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 CITY
Lot (acres)The size of the land the home sits on, from county records.0.05
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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 · 232 ft²

Transaction History(3)

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
Walter P. Carter Elementary/Middle SchoolD
Elementary · Grades PK–8 · 0.4 mi
H
Mergenthaler Vocational-Technical High SchoolD-
High · Grades 9–12 · 1.4 mi

District: Baltimore City Public Schools

Neighborhood · ZIP 21212These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.31,943
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,832 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,504
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$139,598
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

517 Radnor 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 88% of homes in Baltimore 21212
  • Costs less per square foot than 98% of homes in Baltimore 21212
  • Bigger than 97% of homes in Richnor Springs
  • Has a smaller lot than 75% of homes in Baltimore 21212

What homes are worth in Baltimore 21212

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

This home
$84K$1.3M

This home is worth more than 12% of homes in Baltimore 21212.

How it measures up in Baltimore 21212

The dot is this home. The mark in the middle is the typical home in Baltimore 21212.

Estimated value$128,965
CheaperTypical $346,462Pricier

Pricier than 12% of homes nearby

Price per ft²$71
CheaperTypical $228Pricier

Pricier than 2% of homes nearby

Living area1,816 ft²
SmallerTypical 1,428 ft²Bigger

Bigger than 72% of homes nearby

Lot size2,013 ft²
SmallerTypical 3,659 ft²Bigger

Bigger than 25% of homes nearby

Year built1939
OlderTypical 1941Newer

Newer than 42% of homes nearby

How 517 Radnor Ave ranks against every home in each area.
MeasureThis homeRichnor SpringsBaltimore 21212Baltimore city County
Estimated valuepricier than$128,96576% of homes12% of homes28% of homes
Price per ft²pricier than$7110% of homes2% of homes7% of homes
Living areabigger than1,816 ft²97% of homes72% of homes81% of homes
Lot sizebigger than2,013 ft²70% of homes25% of homes62% of homes
Year builtnewer than193955% of homes42% of homes63% of homes

About 517 Radnor Ave

How much is 517 Radnor Ave, Baltimore, MD worth?

The TopHap Estimate for 517 Radnor Ave, Baltimore, MD is $128,965 as of Sep 24, 2026. The likely range is $116,479 to $141,451. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 517 Radnor Ave, Baltimore, MD last sell?

517 Radnor Ave, Baltimore, MD last sold on Jun 23, 2026 for $9,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 517 Radnor Ave, Baltimore, MD?

517 Radnor Ave, Baltimore, MD has 1.5 bathrooms, 1,816 square feet of living space and a 0.05-acre lot.

When was 517 Radnor Ave, Baltimore, MD built?

517 Radnor Ave, Baltimore, MD was built in 1939, making it 87 years old. It is a townhouse home. The building has 2 stories.

What schools serve 517 Radnor Ave, Baltimore, MD?

517 Radnor Ave, Baltimore, MD is assigned to Walter P. Carter Elementary/Middle School (elementary), rated D; Mergenthaler Vocational-Technical High School (high), rated D-. All sit in Baltimore City Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 517 Radnor Ave, Baltimore, MD compare to other homes in Baltimore 21212?

Among the 11,465 homes in Baltimore 21212, it is worth more than 12% of them ($128,965 against a typical $346,462), its price per square foot is higher than 2% of them ($71 against a typical $228), it is bigger than 72% of them (1,816 ft² against a typical 1,428 ft²), its lot is bigger than 25% of them (2,013 ft² against a typical 3,659 ft²) and it is newer than 42% of them (1939 against a typical 1941). Measured against all of Baltimore city 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 517 Radnor Ave, Baltimore, MD?

The 2025 property tax bill for 517 Radnor Ave, Baltimore, MD was $1,707. The county assessed it at $163,900.

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