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Single Family ResidenceResidential
$251,186$238 / 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 91How 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 $22,900 on May 20, 1997

21 GREENRIDGE AVE

RIDGELY, MD 21660
2
Baths
1,056 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$251K
$229K low$274K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$22,900 · May 20, 1997

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,590 (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.$232,367 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$208,833
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$255,900

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.0.17
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Electric
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
Ridgely Elementary SchoolC+
Elementary · Grades PK–5 · 0.9 mi
H
North Caroline High SchoolC+
High · Grades 9–12 · 3.0 mi
M
Lockerman Middle SchoolC
Middle · Grades 6–8 · 4.4 mi

District: Caroline County Public Schools

Neighborhood · ZIP 21660These 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.98
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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.8%
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.0.7%
PopulationHow many people live in this area.3,884
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.129 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$82,617
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,054
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

21 Greenridge 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.

  • Worth less than 77% of homes in Ridgely 21660
  • Costs more per square foot than 80% of homes in Ridgely
  • Smaller than 89% of homes in Ridgely 21660
  • Has a smaller lot than 94% of homes in Ridgely 21660
  • Newer than 72% of homes in Caroline County

What homes are worth in Ridgely 21660

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

This home
$114K$742K

This home is worth more than 23% of homes in Ridgely 21660.

How it measures up in Ridgely 21660

The dot is this home. The mark in the middle is the typical home in Ridgely 21660.

Estimated value$251,186
CheaperTypical $344,536Pricier

Pricier than 23% of homes nearby

Price per ft²$238
CheaperTypical $207Pricier

Pricier than 71% of homes nearby

Living area1,056 ft²
SmallerTypical 1,648 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.17 ac
SmallerTypical 1 acBigger

Bigger than 6% of homes nearby

Year built1997
OlderTypical 1989Newer

Newer than 66% of homes nearby

How 21 Greenridge Ave ranks against every home in each area.
MeasureThis homeRidgelyRidgely 21660Caroline County
Estimated valuepricier than$251,18633% of homes23% of homes32% of homes
Price per ft²pricier than$23880% of homes71% of homes77% of homes
Living areabigger than1,056 ft²17% of homes11% of homes13% of homes
Lot sizebigger than0.17 ac13% of homes6% of homes9% of homes
Year builtnewer than199771% of homes66% of homes72% of homes

About 21 Greenridge Ave

How much is 21 Greenridge Ave, Ridgely, MD worth?

The TopHap Estimate for 21 Greenridge Ave, Ridgely, MD is $251,186 as of Oct 21, 2026. The likely range is $228,732 to $273,640. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Greenridge Ave, Ridgely, MD last sell?

21 Greenridge Ave, Ridgely, MD last sold on May 20, 1997 for $22,900, according to the county's recorded deed.

How big is 21 Greenridge Ave, Ridgely, MD?

21 Greenridge Ave, Ridgely, MD has 2 bathrooms, 1,056 square feet of living space and a 0.17-acre lot.

When was 21 Greenridge Ave, Ridgely, MD built?

21 Greenridge Ave, Ridgely, MD was built in 1997, making it 29 years old. The building has 1 story.

What schools serve 21 Greenridge Ave, Ridgely, MD?

21 Greenridge Ave, Ridgely, MD is assigned to Ridgely Elementary School (elementary), rated C+; North Caroline High School (high), rated C+; Lockerman 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 21 Greenridge Ave, Ridgely, MD compare to other homes in Ridgely 21660?

Among the 1,482 homes in Ridgely 21660, it is worth more than 23% of them ($251,186 against a typical $344,536), its price per square foot is higher than 71% of them ($238 against a typical $207), it is bigger than 11% of them (1,056 ft² against a typical 1,648 ft²), its lot is bigger than 6% of them (0.17 ac against a typical 1 ac) and it is newer than 66% of them (1997 against a typical 1989). Measured against all of Caroline County, it is worth more than 32% 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 Greenridge Ave, Ridgely, MD?

The 2025 property tax bill for 21 Greenridge Ave, Ridgely, MD was $2,590. The county assessed it at $232,367.

More homes on Greenridge Ave

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