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Single Family ResidenceResidential
$81,448
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 64How 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 $85,000 on Aug 28, 2024

4012 GREENSPRING AVE

BALTIMORE, MD 21209
0
Baths
3,360 ft²
Lot SizeThe size of the land the home sits on, from county records.
1938
Year BuiltThe year the home was originally built, according to county records.

Valuation

$81K
$52K low$111K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$85,000 · Aug 28, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,529 (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.$65,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$12,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$53,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$56,733
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$65,100

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 CITY
Lot (acres)The size of the land the home sits on, from county records.0.08
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

Foreclosure Filings(2)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Dr. Martin Luther King, Jr. Elementary/Middle School
Elementary · Grades PK–8 · 0.3 mi
H
Baltimore Polytechnic InstituteA+
High · Grades 9–12 · 0.9 mi

District: Baltimore City Public Schools

Neighborhood · ZIP 21209These 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.67
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.27,880
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,169 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,325
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,998
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.57%

Owner Tools

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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

4012 Greenspring 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 21209
  • Has a bigger lot than 92% of homes in Greenspring
  • Older than 87% of homes in Baltimore 21209

What homes are worth in Baltimore 21209

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

This home
$143K$1M

This home is worth less than almost all homes in Baltimore 21209.

How it measures up in Baltimore 21209

The dot is this home. The mark in the middle is the typical home in Baltimore 21209.

Estimated value$81,448
CheaperTypical $466,607Pricier

Cheaper than almost all homes nearby

Lot size3,360 ft²
SmallerTypical 0.14 acBigger

Bigger than 41% of homes nearby

Year built1938
OlderTypical 1970Newer

Newer than 13% of homes nearby

How 4012 Greenspring Ave ranks against every home in each area.
MeasureThis homeGreenspringBaltimore 21209Baltimore city County
Estimated valuepricier than$81,44846% of homesalmost no homes11% of homes
Lot sizebigger than3,360 ft²92% of homes41% of homes76% of homes
Year builtnewer than193867% of homes13% of homes63% of homes

About 4012 Greenspring Ave

How much is 4012 Greenspring Ave, Baltimore, MD worth?

The TopHap Estimate for 4012 Greenspring Ave, Baltimore, MD is $81,448 as of Sep 24, 2026. The likely range is $52,345 to $110,551. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4012 Greenspring Ave, Baltimore, MD last sell?

4012 Greenspring Ave, Baltimore, MD last sold on Aug 28, 2024 for $85,000, according to the county's recorded deed.

When was 4012 Greenspring Ave, Baltimore, MD built?

4012 Greenspring Ave, Baltimore, MD was built in 1938, making it 88 years old. It is a conventional home.

What schools serve 4012 Greenspring Ave, Baltimore, MD?

4012 Greenspring Ave, Baltimore, MD is assigned to Dr. Martin Luther King, Jr. Elementary/Middle School (elementary); Baltimore Polytechnic Institute (high), rated A+. All sit in Baltimore City Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4012 Greenspring Ave, Baltimore, MD compare to other homes in Baltimore 21209?

Among the 8,227 homes in Baltimore 21209, it is worth more than almost none of them ($81,448 against a typical $466,607), its lot is bigger than 41% of them (3,360 ft² against a typical 0.14 ac) and it is newer than 13% of them (1938 against a typical 1970). Measured against all of Baltimore city County, it is worth more than 11% 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 4012 Greenspring Ave, Baltimore, MD?

The 2025 property tax bill for 4012 Greenspring Ave, Baltimore, MD was $1,529. The county assessed it at $65,100.

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Assigned schools

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