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Single Family ResidenceResidential
$399,100$431 / 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 87How 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 $132,500 on Sep 2, 2009

4020 BALTIMORE ST

BALTIMORE, MD 21227
2
Baths
927 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$399K
$346K low$452K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$132,500 · Sep 2, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,280 (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.$218,800 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$199,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$258,200

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.17 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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.0.23
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
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.Porch · 54 ft²

Transaction History(1)

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
Baltimore Highlands Elementary SchoolD
Elementary · Grades PK–5 · 0.5 mi
H
Lansdowne High SchoolD-
High · Grades 9–12 · 1.1 mi
M
Lansdowne Middle SchoolF
Middle · Grades 6–8 · 1.4 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21227These 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.126
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 100.39

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.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.36,316
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,271 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,029
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,537
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

4020 Baltimore St 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 81% of homes in Halethorpe 21227
  • Among the highest price per square foot in Baltimore County
  • Smaller than 95% of homes in Halethorpe 21227
  • Has a bigger lot than 85% of homes in Halethorpe 21227

What homes are worth in Halethorpe 21227

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

This home
$142K$545K

This home is worth more than 81% of homes in Halethorpe 21227.

How it measures up in Halethorpe 21227

The dot is this home. The mark in the middle is the typical home in Halethorpe 21227.

Estimated value$399,100
CheaperTypical $307,315Pricier

Pricier than 81% of homes nearby

Price per ft²$431
CheaperTypical $233Pricier

Pricier than 98% of homes nearby

Living area927 ft²
SmallerTypical 1,248 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.23 ac
SmallerTypical 0.13 acBigger

Bigger than 85% of homes nearby

Year built1956
OlderTypical 1955Newer

Newer than 60% of homes nearby

How 4020 Baltimore St ranks against every home in each area.
MeasureThis homeHalethorpe 21227Baltimore County
Estimated valuepricier than$399,10081% of homes60% of homes
Price per ft²pricier than$43198% of homesalmost all homes
Living areabigger than927 ft²5% of homes5% of homes
Lot sizebigger than0.23 ac85% of homes66% of homes
Year builtnewer than195660% of homes37% of homes

About 4020 Baltimore St

How much is 4020 Baltimore St, Baltimore, MD worth?

The TopHap Estimate for 4020 Baltimore St, Baltimore, MD is $399,100 as of Sep 24, 2026. The likely range is $346,403 to $451,797. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4020 Baltimore St, Baltimore, MD last sell?

4020 Baltimore St, Baltimore, MD last sold on Sep 2, 2009 for $132,500, according to the county's recorded deed.

How big is 4020 Baltimore St, Baltimore, MD?

4020 Baltimore St, Baltimore, MD has 2 bathrooms, 927 square feet of living space and a 0.23-acre lot.

When was 4020 Baltimore St, Baltimore, MD built?

4020 Baltimore St, Baltimore, MD was built in 1956, making it 70 years old. It is a conventional home. The building has 1 story.

What schools serve 4020 Baltimore St, Baltimore, MD?

4020 Baltimore St, Baltimore, MD is assigned to Baltimore Highlands Elementary School (elementary), rated D; Lansdowne High School (high), rated D-; Lansdowne Middle School (middle), rated F. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4020 Baltimore St, Baltimore, MD compare to other homes in Halethorpe 21227?

Among the 10,181 homes in Halethorpe 21227, it is worth more than 81% of them ($399,100 against a typical $307,315), its price per square foot is higher than 98% of them ($431 against a typical $233), it is bigger than 5% of them (927 ft² against a typical 1,248 ft²), its lot is bigger than 85% of them (0.23 ac against a typical 0.13 ac) and it is newer than 60% of them (1956 against a typical 1955). Measured against all of Baltimore County, it is worth more than 60% 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 4020 Baltimore St, Baltimore, MD?

The 2025 property tax bill for 4020 Baltimore St, Baltimore, MD was $4,280. The county assessed it at $218,800.

More homes on Baltimore St

Closest homes

More homes in Baltimore 21227

Assigned schools

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