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Residential (General/Single)Residential
$277,283
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 97How 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 $2,950,000 on Aug 16, 2011

39917 GRANDVIEW HAVEN DR

MECHANICSVILLE, MD 20659
0
Baths
4.43 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$277K
$270K low$285K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,950,000 · Aug 16, 2011

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.49
40
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
26
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
78
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.
23
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.8 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.Residential (General/Single)
CountyST. MARY'S
Lot (acres)The size of the land the home sits on, from county records.4.43
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.

M
Margaret Brent Middle SchoolB
Middle · Grades 6–8 · 1.0 mi
H
Chopticon High SchoolB-
High · Grades 9–12 · 1.8 mi
E
Benjamin Banneker Elementary SchoolB
Elementary · Grades PK–5 · 4.0 mi

District: St. Marys County Public Schools

Neighborhood · ZIP 20659These 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.67
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 100.31

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.25,864
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.244 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,199
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,792
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

39917 Grandview Haven 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.

  • Worth less than 94% of homes in Mechanicsville 20659
  • Has a bigger lot than 90% of homes in St. Mary's County

What homes are worth in Mechanicsville 20659

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

This home
$216K$799K

This home is worth more than 6% of homes in Mechanicsville 20659.

How it measures up in Mechanicsville 20659

The dot is this home. The mark in the middle is the typical home in Mechanicsville 20659.

Estimated value$277,283
CheaperTypical $434,973Pricier

Pricier than 6% of homes nearby

Lot size4.43 ac
SmallerTypical 1.33 acBigger

Bigger than 84% of homes nearby

How 39917 Grandview Haven Dr ranks against every home in each area.
MeasureThis homeMechanicsville 20659St. Mary's County
Estimated valuepricier than$277,2836% of homes12% of homes
Lot sizebigger than4.43 ac84% of homes90% of homes

About 39917 Grandview Haven Dr

How much is 39917 Grandview Haven Dr, Mechanicsville, MD worth?

The TopHap Estimate for 39917 Grandview Haven Dr, Mechanicsville, MD is $277,283 as of Oct 21, 2026. The likely range is $269,995 to $284,571. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 39917 Grandview Haven Dr, Mechanicsville, MD last sell?

39917 Grandview Haven Dr, Mechanicsville, MD last sold on Aug 16, 2011 for $2,950,000, according to the county's recorded deed.

What schools serve 39917 Grandview Haven Dr, Mechanicsville, MD?

39917 Grandview Haven Dr, Mechanicsville, MD is assigned to Margaret Brent Middle School (middle), rated B; Chopticon High School (high), rated B-; Benjamin Banneker Elementary School (elementary), rated B. All sit in St. Marys County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 39917 Grandview Haven Dr, Mechanicsville, MD compare to other homes in Mechanicsville 20659?

Among the 8,585 homes in Mechanicsville 20659, it is worth more than 6% of them ($277,283 against a typical $434,973) and its lot is bigger than 84% of them (4.43 ac against a typical 1.33 ac). Measured against all of St. Mary's County, it is worth more than 12% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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