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TownhouseResidential
$266,788$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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $169,312 on Nov 22, 2005

939 ELM RIDGE AVE

BALTIMORE, MD 21229
2
Baths
1,200 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.
2,500 ft²
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.
2
StoriesHow many floors the home has above ground.

Valuation

$267K
$251K low$283K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$169,312 · Nov 22, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,030 (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.$193,333 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$180,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$218,400

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.0.06
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
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 · 56 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
Arbutus Elementary SchoolA-
Elementary · Grades PK–5 · 1.1 mi
M
Arbutus Middle SchoolC+
Middle · Grades 6–8 · 1.2 mi
H
Catonsville High SchoolA-
High · Grades 9–12 · 1.9 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21229These 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.95
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.43,206
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,077 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$58,636
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$77,211
Average tempThe average temperature here across a full year.55°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

939 Elm Ridge 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 80% of homes in Baltimore 21229
  • Costs more per square foot than 90% of homes in Baltimore 21229
  • Smaller than 73% of homes in Baltimore County
  • Has a smaller lot than 76% of homes in Baltimore County
  • Older than 87% of homes in Baltimore County

What homes are worth in Baltimore 21229

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

This home
$71K$450K

This home is worth more than 80% of homes in Baltimore 21229.

How it measures up in Baltimore 21229

The dot is this home. The mark in the middle is the typical home in Baltimore 21229.

Estimated value$266,788
CheaperTypical $168,061Pricier

Pricier than 80% of homes nearby

Price per ft²$222
CheaperTypical $140Pricier

Pricier than 90% of homes nearby

Living area1,200 ft²
SmallerTypical 1,224 ft²Bigger

Bigger than 46% of homes nearby

Lot size2,500 ft²
SmallerTypical 1,960 ft²Bigger

Bigger than 66% of homes nearby

Year built1942
OlderTypical 1942Newer

Newer than 52% of homes nearby

How 939 Elm Ridge Ave ranks against every home in each area.
MeasureThis homeBaltimore 21229Baltimore County
Estimated valuepricier than$266,78880% of homes23% of homes
Price per ft²pricier than$22290% of homes42% of homes
Living areabigger than1,200 ft²46% of homes27% of homes
Lot sizebigger than2,500 ft²66% of homes24% of homes
Year builtnewer than194252% of homes13% of homes

About 939 Elm Ridge Ave

How much is 939 Elm Ridge Ave, Baltimore, MD worth?

The TopHap Estimate for 939 Elm Ridge Ave, Baltimore, MD is $266,788 as of Jul 14, 2026. The likely range is $251,066 to $282,510. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 939 Elm Ridge Ave, Baltimore, MD last sell?

939 Elm Ridge Ave, Baltimore, MD last sold on Nov 22, 2005 for $169,312, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 939 Elm Ridge Ave, Baltimore, MD?

939 Elm Ridge Ave, Baltimore, MD has 2 bathrooms, 1,200 square feet of living space and a 0.06-acre lot.

When was 939 Elm Ridge Ave, Baltimore, MD built?

939 Elm Ridge Ave, Baltimore, MD was built in 1942, making it 84 years old. It is a townhouse home. The building has 2 stories.

What schools serve 939 Elm Ridge Ave, Baltimore, MD?

939 Elm Ridge Ave, Baltimore, MD is assigned to Arbutus Elementary School (elementary), rated A-; Arbutus Middle School (middle), rated C+; Catonsville High School (high), rated A-. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 939 Elm Ridge Ave, Baltimore, MD compare to other homes in Baltimore 21229?

Among the 14,811 homes in Baltimore 21229, it is worth more than 80% of them ($266,788 against a typical $168,061), its price per square foot is higher than 90% of them ($222 against a typical $140), it is bigger than 46% of them (1,200 ft² against a typical 1,224 ft²), its lot is bigger than 66% of them (2,500 ft² against a typical 1,960 ft²) and it is newer than 52% of them (1942 against a typical 1942). Measured against all of Baltimore County, it is worth more than 23% 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 939 Elm Ridge Ave, Baltimore, MD?

The 2025 property tax bill for 939 Elm Ridge Ave, Baltimore, MD was $3,030. The county assessed it at $193,333.

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