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Single Family ResidenceResidential
$256,994$118 / 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 Aug 30, 2026
Last sold for $108,000 on May 1, 1989

18 E GREEN ST

WESTMINSTER, MD 21157
3
Baths
2,176 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$257K
$241K low$273K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$108,000 · May 1, 1989

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,201 (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.$203,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$72,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$130,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$190,567
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$203,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCARROLL
Lot (acres)The size of the land the home sits on, from county records.0.18
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Radiant
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 · 120 ft²

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

M
Westminster East Middle SchoolC+
Middle · Grades 6–8 · 0.4 mi
E
Cranberry Station Elementary SchoolB+
Elementary · Grades PK–5 · 1.0 mi
H
Winters Mill High SchoolA-
High · Grades 9–12 · 1.1 mi

District: Carroll County Public Schools

Neighborhood · ZIP 21157These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.41,419
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.542 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$105,034
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$121,439
Average tempThe average temperature here across a full year.53°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

18 E Green 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 95% of homes in Carroll County
  • Among the lowest price per square foot in Westminster 21157
  • Bigger than 68% of homes in Westminster 21157
  • Has a smaller lot than 83% of homes in Westminster 21157
  • Older than 94% of homes in Carroll County

What homes are worth in Westminster 21157

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

This home
$206K$934K

This home is worth more than 7% of homes in Westminster 21157.

How it measures up in Westminster 21157

The dot is this home. The mark in the middle is the typical home in Westminster 21157.

Estimated value$256,994
CheaperTypical $444,522Pricier

Pricier than 7% of homes nearby

Price per ft²$118
CheaperTypical $261Pricier

Cheaper than almost all homes nearby

Living area2,176 ft²
SmallerTypical 1,728 ft²Bigger

Bigger than 68% of homes nearby

Lot size0.18 ac
SmallerTypical 0.63 acBigger

Bigger than 17% of homes nearby

Year built1900
OlderTypical 1979Newer

Newer than 7% of homes nearby

How 18 E Green St ranks against every home in each area.
MeasureThis homeWestminster 21157Carroll County
Estimated valuepricier than$256,9947% of homes5% of homes
Price per ft²pricier than$118almost no homesalmost no homes
Living areabigger than2,176 ft²68% of homes67% of homes
Lot sizebigger than0.18 ac17% of homes17% of homes
Year builtnewer than19007% of homes6% of homes

About 18 E Green St

How much is 18 E Green St, Westminster, MD worth?

The TopHap Estimate for 18 E Green St, Westminster, MD is $256,994 as of Aug 30, 2026. The likely range is $240,766 to $273,222. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 E Green St, Westminster, MD last sell?

18 E Green St, Westminster, MD last sold on May 1, 1989 for $108,000, according to the county's recorded deed.

How big is 18 E Green St, Westminster, MD?

18 E Green St, Westminster, MD has 3 bathrooms, 2,176 square feet of living space and a 0.18-acre lot.

When was 18 E Green St, Westminster, MD built?

18 E Green St, Westminster, MD was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 18 E Green St, Westminster, MD?

18 E Green St, Westminster, MD is assigned to Westminster East Middle School (middle), rated C+; Cranberry Station Elementary School (elementary), rated B+; Winters Mill High School (high), rated A-. All sit in Carroll County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 E Green St, Westminster, MD compare to other homes in Westminster 21157?

Among the 12,568 homes in Westminster 21157, it is worth more than 7% of them ($256,994 against a typical $444,522), its price per square foot is higher than almost none of them ($118 against a typical $261), it is bigger than 68% of them (2,176 ft² against a typical 1,728 ft²), its lot is bigger than 17% of them (0.18 ac against a typical 0.63 ac) and it is newer than 7% of them (1900 against a typical 1979). Measured against all of Carroll County, it is worth more than 5% 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 18 E Green St, Westminster, MD?

The 2025 property tax bill for 18 E Green St, Westminster, MD was $3,201. The county assessed it at $203,000.

More homes on E Green St

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Assigned schools

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