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Single Family ResidenceResidential
$332,539$320 / 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 Jul 14, 2026
Last sold for $137,500 on Dec 16, 2015

20775 MERCER AVE

ROCK HALL, MD 21661
1
Baths
1,040 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1982
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$333K
$312K low$353K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$137,500 · Dec 16, 2015
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$208,789
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$167,031
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.36%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$123,750
WELLS FARGO BANK NA · recorded Dec 16, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,484 (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.$187,733 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$164,067
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$211,400

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.20 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.48%
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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyKENT
Lot (acres)The size of the land the home sits on, from county records.0.31
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Rock Hall Elementary SchoolC+
Elementary · Grades PK–5 · 0.8 mi
M
Kent County Middle SchoolD
Middle · Grades 6–8 · 11.7 mi
H
Kent County High SchoolC
High · Grades 9–12 · 13.4 mi

District: Kent County Public Schools

Neighborhood · ZIP 21661These 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.167
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.45

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.71%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
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.2,599
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.48 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,089
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$100,148
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

20775 Mercer Ave 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.

  • Costs more per square foot than 81% of homes in Rock Hall
  • Smaller than 89% of homes in Rock Hall
  • Has a smaller lot than 74% of homes in Kent County

What homes are worth in Rock Hall 21661

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

This home
$126K$2M

This home is worth more than 40% of homes in Rock Hall 21661.

How it measures up in Rock Hall 21661

The dot is this home. The mark in the middle is the typical home in Rock Hall 21661.

Estimated value$332,539
CheaperTypical $369,609Pricier

Pricier than 40% of homes nearby

Price per ft²$320
CheaperTypical $241Pricier

Pricier than 75% of homes nearby

Living area1,040 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.31 ac
SmallerTypical 0.48 acBigger

Bigger than 31% of homes nearby

Year built1982
OlderTypical 1968Newer

Newer than 58% of homes nearby

How 20775 Mercer Ave ranks against every home in each area.
MeasureThis homeRock HallRock Hall 21661Kent County
Estimated valuepricier than$332,53939% of homes40% of homes41% of homes
Price per ft²pricier than$32081% of homes75% of homes81% of homes
Living areabigger than1,040 ft²11% of homes14% of homes12% of homes
Lot sizebigger than0.31 ac49% of homes31% of homes26% of homes
Year builtnewer than198260% of homes58% of homes55% of homes

About 20775 Mercer Ave

How much is 20775 Mercer Ave, Rock Hall, MD worth?

The TopHap Estimate for 20775 Mercer Ave, Rock Hall, MD is $332,539 as of Jul 14, 2026. The likely range is $311,734 to $353,344. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20775 Mercer Ave, Rock Hall, MD last sell?

20775 Mercer Ave, Rock Hall, MD last sold on Dec 16, 2015 for $137,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20775 Mercer Ave, Rock Hall, MD?

20775 Mercer Ave, Rock Hall, MD has 1 bathrooms, 1,040 square feet of living space and a 0.31-acre lot.

When was 20775 Mercer Ave, Rock Hall, MD built?

20775 Mercer Ave, Rock Hall, MD was built in 1982, making it 44 years old. It is a conventional home. The building has 1 story.

What schools serve 20775 Mercer Ave, Rock Hall, MD?

20775 Mercer Ave, Rock Hall, MD is assigned to Rock Hall Elementary School (elementary), rated C+; Kent County Middle School (middle), rated D; Kent County High School (high), rated C. All sit in Kent County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20775 Mercer Ave, Rock Hall, MD compare to other homes in Rock Hall 21661?

Among the 1,657 homes in Rock Hall 21661, it is worth more than 40% of them ($332,539 against a typical $369,609), its price per square foot is higher than 75% of them ($320 against a typical $241), it is bigger than 14% of them (1,040 ft² against a typical 1,600 ft²), its lot is bigger than 31% of them (0.31 ac against a typical 0.48 ac) and it is newer than 58% of them (1982 against a typical 1968). Measured against all of Kent County, it is worth more than 41% 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 20775 Mercer Ave, Rock Hall, MD?

The 2025 property tax bill for 20775 Mercer Ave, Rock Hall, MD was $2,484. The county assessed it at $187,733.

Closest homes

More homes in Rock Hall 21661

Assigned schools

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