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Single Family ResidenceResidential
$368,325$180 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $250,000 on Jun 9, 2006

4191 ALDERMAN PL

PRESTON, MD 21655
3
Baths
2,046 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.
1.03 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$368K
$348K low$388K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$250,000 · Jun 9, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,166 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$316,900 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$60,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$256,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$295,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$316,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCAROLINE
Lot (acres)The size of the land the home sits on, from county records.1.03
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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.GazeboDeck · 80 ft²Porch · 508 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
Preston Elementary SchoolB
Elementary · Grades PK–5 · 4.3 mi
H
Colonel Richardson High SchoolC+
High · Grades 9–12 · 8.6 mi
M
Colonel Richardson Middle SchoolC+
Middle · Grades 6–8 · 8.7 mi

District: Caroline County Public Schools

Neighborhood · ZIP 21655These 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.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.35

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.8.6%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.7%
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.4,300
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.77 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,033
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,494
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

4191 Alderman Pl 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.

  • Bigger than 74% of homes in Preston 21655

What homes are worth in Preston 21655

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

This home
$100K$872K

This home is worth more than 62% of homes in Preston 21655.

How it measures up in Preston 21655

The dot is this home. The mark in the middle is the typical home in Preston 21655.

Estimated value$368,325
CheaperTypical $323,300Pricier

Pricier than 62% of homes nearby

Price per ft²$180
CheaperTypical $199Pricier

Pricier than 37% of homes nearby

Living area2,046 ft²
SmallerTypical 1,592 ft²Bigger

Bigger than 74% of homes nearby

Lot size1.03 ac
SmallerTypical 1.25 acBigger

Bigger than 42% of homes nearby

Year built1988
OlderTypical 1980Newer

Newer than 59% of homes nearby

How 4191 Alderman Pl ranks against every home in each area.
MeasureThis homePreston 21655Caroline County
Estimated valuepricier than$368,32562% of homes63% of homes
Price per ft²pricier than$18037% of homes42% of homes
Living areabigger than2,046 ft²74% of homes71% of homes
Lot sizebigger than1.03 ac42% of homes51% of homes
Year builtnewer than198859% of homes59% of homes

About 4191 Alderman Pl

How much is 4191 Alderman Pl, Preston, MD worth?

The TopHap Estimate for 4191 Alderman Pl, Preston, MD is $368,325 as of Oct 21, 2026. The likely range is $348,326 to $388,324. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4191 Alderman Pl, Preston, MD last sell?

4191 Alderman Pl, Preston, MD last sold on Jun 9, 2006 for $250,000, according to the county's recorded deed.

How big is 4191 Alderman Pl, Preston, MD?

4191 Alderman Pl, Preston, MD has 3 bathrooms, 2,046 square feet of living space and a 1.03-acre lot.

When was 4191 Alderman Pl, Preston, MD built?

4191 Alderman Pl, Preston, MD was built in 1988, making it 38 years old. The building has 1 story.

What schools serve 4191 Alderman Pl, Preston, MD?

4191 Alderman Pl, Preston, MD is assigned to Preston Elementary School (elementary), rated B; Colonel Richardson High School (high), rated C+; Colonel Richardson Middle School (middle), rated C+. All sit in Caroline County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4191 Alderman Pl, Preston, MD compare to other homes in Preston 21655?

Among the 1,985 homes in Preston 21655, it is worth more than 62% of them ($368,325 against a typical $323,300), its price per square foot is higher than 37% of them ($180 against a typical $199), it is bigger than 74% of them (2,046 ft² against a typical 1,592 ft²), its lot is bigger than 42% of them (1.03 ac against a typical 1.25 ac) and it is newer than 59% of them (1988 against a typical 1980). Measured against all of Caroline County, it is worth more than 63% 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 4191 Alderman Pl, Preston, MD?

The 2026 property tax bill for 4191 Alderman Pl, Preston, MD was $3,166. The county assessed it at $316,900.

More homes on Alderman Pl

Closest homes

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Assigned schools

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