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Single Family ResidenceResidential
$719,339$291 / 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 95How 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

3705 STONEY CASTLE ST

OLNEY, MD 20832
2.5
Baths
2,468 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1973
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$719K
$682K low$757K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,646 (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.$603,467 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$584,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$641,200

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.9 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.Bi-Level
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.34
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Shed · 120 ft²Porch · 32 ft²

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
Greenwood Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
M
Rosa M. Parks Middle SchoolA
Middle · Grades 6–8 · 0.5 mi
H
Sherwod High SchoolB-
High · Grades 9–12 · 3.2 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20832These 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.48
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
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.0.9%
PopulationHow many people live in this area.24,644
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,442 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$162,184
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$179,554
Average tempThe average temperature here across a full year.54°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%

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

3705 Stoney Castle St 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.

  • Bigger than 66% of homes in Montgomery County
  • Has a bigger lot than 80% of homes in Montgomery County
  • Older than 74% of homes in Olney 20832

What homes are worth in Olney 20832

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

This home
$248K$1.3M

This home is worth more than 59% of homes in Olney 20832.

How it measures up in Olney 20832

The dot is this home. The mark in the middle is the typical home in Olney 20832.

Estimated value$719,339
CheaperTypical $678,421Pricier

Pricier than 59% of homes nearby

Price per ft²$291
CheaperTypical $291Pricier

Pricier than 51% of homes nearby

Living area2,468 ft²
SmallerTypical 2,260 ft²Bigger

Bigger than 59% of homes nearby

Lot size0.34 ac
SmallerTypical 0.23 acBigger

Bigger than 73% of homes nearby

Year built1973
OlderTypical 1986Newer

Newer than 26% of homes nearby

How 3705 Stoney Castle St ranks against every home in each area.
MeasureThis homeOlney 20832Montgomery County
Estimated valuepricier than$719,33959% of homes61% of homes
Price per ft²pricier than$29151% of homes45% of homes
Living areabigger than2,468 ft²59% of homes66% of homes
Lot sizebigger than0.34 ac73% of homes80% of homes
Year builtnewer than197326% of homes44% of homes

About 3705 Stoney Castle St

How much is 3705 Stoney Castle St, Olney, MD worth?

The TopHap Estimate for 3705 Stoney Castle St, Olney, MD is $719,339 as of Aug 30, 2026. The likely range is $681,991 to $756,687. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3705 Stoney Castle St, Olney, MD last sell?

3705 Stoney Castle St, Olney, MD last sold on May 11, 2005, according to the county's recorded deed.

How big is 3705 Stoney Castle St, Olney, MD?

3705 Stoney Castle St, Olney, MD has 2.5 bathrooms, 2,468 square feet of living space and a 0.34-acre lot.

When was 3705 Stoney Castle St, Olney, MD built?

3705 Stoney Castle St, Olney, MD was built in 1973, making it 53 years old. It is a bi-level home. The building has 2 stories.

What schools serve 3705 Stoney Castle St, Olney, MD?

3705 Stoney Castle St, Olney, MD is assigned to Greenwood Elementary School (elementary), rated A-; Rosa M. Parks Middle School (middle), rated A; Sherwod High School (high), rated B-. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3705 Stoney Castle St, Olney, MD compare to other homes in Olney 20832?

Among the 8,619 homes in Olney 20832, it is worth more than 59% of them ($719,339 against a typical $678,421), its price per square foot is higher than 51% of them ($291 against a typical $291), it is bigger than 59% of them (2,468 ft² against a typical 2,260 ft²), its lot is bigger than 73% of them (0.34 ac against a typical 0.23 ac) and it is newer than 26% of them (1973 against a typical 1986). Measured against all of Montgomery County, it is worth more than 61% 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 3705 Stoney Castle St, Olney, MD?

The 2025 property tax bill for 3705 Stoney Castle St, Olney, MD was $6,646. The county assessed it at $603,467.

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