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Single Family ResidenceResidential
$496,325$344 / 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 Sep 24, 2026
Last sold for $399,039 on Jun 22, 2012

2231 GREENVALLEY DR

SUNDERLAND, MD 20689
2
Baths
1,442 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.
3.06 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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$496K
$463K low$530K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$399,039 · Jun 22, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,580 (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.$416,800 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$403,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$442,600

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.46
36
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
29
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
77
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
81
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
9
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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.Split Foyer
CountyCALVERT
Lot (acres)The size of the land the home sits on, from county records.3.06
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
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, Detached
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.Deck · 326 ft²

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.

Foreclosure Filings(3)

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

E
Sunderland Elementary SchoolA
Elementary · Grades PK–5 · 2.6 mi
H
Huntingtown High SchoolB+
High · Grades 9–12 · 2.9 mi
M
Windy Hill Middle SchoolA-
Middle · Grades 6–8 · 4.7 mi

District: Calvert County Public Schools

Neighborhood · ZIP 20689These 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.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.29

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.95%
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.3.8%
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.3,066
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.391 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$134,792
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$168,814
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

2231 Greenvalley Dr 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 85% of homes in Sunderland 20689
  • Smaller than 72% of homes in Sunderland 20689
  • Has a bigger lot than 87% of homes in Calvert County
  • Older than 69% of homes in Calvert County

What homes are worth in Sunderland 20689

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

This home
$222K$973K

This home is worth more than 39% of homes in Sunderland 20689.

How it measures up in Sunderland 20689

The dot is this home. The mark in the middle is the typical home in Sunderland 20689.

Estimated value$496,325
CheaperTypical $556,341Pricier

Pricier than 39% of homes nearby

Price per ft²$344
CheaperTypical $275Pricier

Pricier than 85% of homes nearby

Living area1,442 ft²
SmallerTypical 2,007 ft²Bigger

Bigger than 28% of homes nearby

Lot size3.06 ac
SmallerTypical 2.21 acBigger

Bigger than 63% of homes nearby

Year built1982
OlderTypical 1988Newer

Newer than 35% of homes nearby

How 2231 Greenvalley Dr ranks against every home in each area.
MeasureThis homeSunderland 20689Calvert County
Estimated valuepricier than$496,32539% of homes52% of homes
Price per ft²pricier than$34485% of homes81% of homes
Living areabigger than1,442 ft²28% of homes36% of homes
Lot sizebigger than3.06 ac63% of homes87% of homes
Year builtnewer than198235% of homes31% of homes

About 2231 Greenvalley Dr

How much is 2231 Greenvalley Dr, Sunderland, MD worth?

The TopHap Estimate for 2231 Greenvalley Dr, Sunderland, MD is $496,325 as of Sep 24, 2026. The likely range is $463,082 to $529,568. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2231 Greenvalley Dr, Sunderland, MD last sell?

2231 Greenvalley Dr, Sunderland, MD last sold on Jun 22, 2012 for $399,039, according to the county's recorded deed.

How big is 2231 Greenvalley Dr, Sunderland, MD?

2231 Greenvalley Dr, Sunderland, MD has 2 bathrooms, 1,442 square feet of living space and a 3.06-acre lot.

When was 2231 Greenvalley Dr, Sunderland, MD built?

2231 Greenvalley Dr, Sunderland, MD was built in 1982, making it 44 years old. It is a split foyer home. The building has 1 story.

What schools serve 2231 Greenvalley Dr, Sunderland, MD?

2231 Greenvalley Dr, Sunderland, MD is assigned to Sunderland Elementary School (elementary), rated A; Huntingtown High School (high), rated B+; Windy Hill Middle School (middle), rated A-. All sit in Calvert County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2231 Greenvalley Dr, Sunderland, MD compare to other homes in Sunderland 20689?

Among the 676 homes in Sunderland 20689, it is worth more than 39% of them ($496,325 against a typical $556,341), its price per square foot is higher than 85% of them ($344 against a typical $275), it is bigger than 28% of them (1,442 ft² against a typical 2,007 ft²), its lot is bigger than 63% of them (3.06 ac against a typical 2.21 ac) and it is newer than 35% of them (1982 against a typical 1988). Measured against all of Calvert County, it is worth more than 52% 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 2231 Greenvalley Dr, Sunderland, MD?

The 2025 property tax bill for 2231 Greenvalley Dr, Sunderland, MD was $4,580. The county assessed it at $416,800.

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