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Single Family ResidenceResidential
$737,657$366 / 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 93How 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 $510,000 on Nov 10, 2015

21 MALLARD DR W

BERLIN, MD 21811
2.5
Baths
2,018 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$738K
$689K low$786K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$510,000 · Nov 10, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,048 (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.$602,200 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$547,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$657,400

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.43 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.94%
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.1 percent flood zone

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
CountyWORCESTER
Lot (acres)The size of the land the home sits on, from county records.0.27
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Spa/Hot Tub (Only)
ViewThe type of view from the property, or another feature of the site that affects value.Waterfront-Not Specified
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 315 ft²Porch · 120 ft²Boat access

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
Showell Elementary SchoolA
Elementary · Grades PK–3 · 3.4 mi
H
Stephen Decatur High SchoolB+
High · Grades 9–12 · 3.9 mi
M
Stephen Decatur Middle SchoolA+
Middle · Grades 7–8 · 4.1 mi

District: Worcester County Public Schools

Neighborhood · ZIP 21811These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.70%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.8%
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.24,607
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.200 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,659
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$110,978
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

21 Mallard Dr W 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 87% of homes in Berlin 21811
  • Costs more per square foot than 92% of homes in Berlin 21811
  • Bigger than 80% of homes in Worcester County
  • Newer than 71% of homes in Worcester County

What homes are worth in Berlin 21811

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

This home
$220K$1.2M

This home is worth more than 87% of homes in Berlin 21811.

How it measures up in Berlin 21811

The dot is this home. The mark in the middle is the typical home in Berlin 21811.

Estimated value$737,657
CheaperTypical $445,070Pricier

Pricier than 87% of homes nearby

Price per ft²$366
CheaperTypical $259Pricier

Pricier than 92% of homes nearby

Living area2,018 ft²
SmallerTypical 1,688 ft²Bigger

Bigger than 65% of homes nearby

Lot size0.27 ac
SmallerTypical 0.23 acBigger

Bigger than 64% of homes nearby

Year built1994
OlderTypical 1994Newer

Newer than 52% of homes nearby

How 21 Mallard Dr W ranks against every home in each area.
MeasureThis homeBerlin 21811Worcester County
Estimated valuepricier than$737,65787% of homes86% of homes
Price per ft²pricier than$36692% of homes50% of homes
Living areabigger than2,018 ft²65% of homes80% of homes
Lot sizebigger than0.27 ac64% of homes64% of homes
Year builtnewer than199452% of homes71% of homes

About 21 Mallard Dr W

How much is 21 Mallard Dr W, Berlin, MD worth?

The TopHap Estimate for 21 Mallard Dr W, Berlin, MD is $737,657 as of Aug 30, 2026. The likely range is $689,343 to $785,971. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Mallard Dr W, Berlin, MD last sell?

21 Mallard Dr W, Berlin, MD last sold on Nov 10, 2015 for $510,000, according to the county's recorded deed.

How big is 21 Mallard Dr W, Berlin, MD?

21 Mallard Dr W, Berlin, MD has 2.5 bathrooms, 2,018 square feet of living space and a 0.27-acre lot.

When was 21 Mallard Dr W, Berlin, MD built?

21 Mallard Dr W, Berlin, MD was built in 1994, making it 32 years old. The building has 1 story.

What schools serve 21 Mallard Dr W, Berlin, MD?

21 Mallard Dr W, Berlin, MD is assigned to Showell Elementary School (elementary), rated A; Stephen Decatur High School (high), rated B+; Stephen Decatur Middle School (middle), rated A+. All sit in Worcester County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Mallard Dr W, Berlin, MD compare to other homes in Berlin 21811?

Among the 15,255 homes in Berlin 21811, it is worth more than 87% of them ($737,657 against a typical $445,070), its price per square foot is higher than 92% of them ($366 against a typical $259), it is bigger than 65% of them (2,018 ft² against a typical 1,688 ft²), its lot is bigger than 64% of them (0.27 ac against a typical 0.23 ac) and it is newer than 52% of them (1994 against a typical 1994). Measured against all of Worcester County, it is worth more than 86% 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 21 Mallard Dr W, Berlin, MD?

The 2025 property tax bill for 21 Mallard Dr W, Berlin, MD was $5,048. The county assessed it at $602,200.

More homes on Mallard Dr W

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