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Residential (General/Single)Residential
$220,646
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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

JOHN ST

HALETHORPE, MD 21227
0
Baths
4,040 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$221K
$197K low$244K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16 (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.$1,333 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,333
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,000

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.21 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.Residential (General/Single)
CountyBALTIMORE
Lot (acres)The size of the land the home sits on, from county records.0.09
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

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

E
Relay Elementary SchoolB+
Elementary · Grades PK–5 · 0.9 mi
M
Arbutus Middle SchoolC+
Middle · Grades 6–8 · 1.6 mi
H
Lansdowne High SchoolD
High · Grades 9–12 · 1.9 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%

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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

John 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 less than 86% of homes in Baltimore County
  • Has a smaller lot than 69% of homes in Baltimore County

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
$146K$541K

This home is worth more than 16% 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$220,646
CheaperTypical $308,380Pricier

Pricier than 16% of homes nearby

Lot size4,040 ft²
SmallerTypical 0.14 acBigger

Bigger than 35% of homes nearby

How John St ranks against every home in each area.
MeasureThis homeHalethorpe 21227Baltimore County
Estimated valuepricier than$220,64616% of homes14% of homes
Lot sizebigger than4,040 ft²35% of homes31% of homes

About John St

How much is John St, Halethorpe, MD worth?

The TopHap Estimate for John St, Halethorpe, MD is $220,646 as of Aug 30, 2026. The likely range is $197,013 to $244,279. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did John St, Halethorpe, MD last sell?

John St, Halethorpe, MD last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve John St, Halethorpe, MD?

John St, Halethorpe, MD is assigned to Relay Elementary School (elementary), rated B+; Arbutus Middle School (middle), rated C+; Lansdowne High School (high), rated D. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

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

Among the 10,164 homes in Halethorpe 21227, it is worth more than 16% of them ($220,646 against a typical $308,380) and its lot is bigger than 35% of them (4,040 ft² against a typical 0.14 ac). Measured against all of Baltimore County, it is worth more than 14% 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 John St, Halethorpe, MD?

The 2025 property tax bill for John St, Halethorpe, MD was $16. The county assessed it at $1,333.

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