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TownhouseResidential
$881,212$312 / 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 98How 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 $660,000 on Aug 12, 2010

12039 TREELINE WAY

ROCKVILLE, MD 20852
3.5
Baths
2,826 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.
3,081 ft²
Lot SizeThe size of the land the home sits on, from county records.
1998
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$881K
$861K low$902K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$660,000 · Aug 12, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,594 (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.$805,600 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$759,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$851,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.07
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.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.Patio · 100 ft²

Transaction History(5)

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
Luxmanor Elementary SchoolA
Elementary · Grades KG–5 · 0.6 mi
M
Tilden Middle SchoolA-
Middle · Grades 6–8 · 0.8 mi
H
Walter Johnson High SchoolA-
High · Grades 9–12 · 1.9 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20852These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.36

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
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.51,764
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,168 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$117,549
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,499
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.43 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

12039 Treeline Way 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 more than 73% of homes in Rockville 20852
  • Costs less per square foot than 73% of homes in Rockville 20852
  • Bigger than 85% of homes in Rockville 20852
  • Has a smaller lot than 67% of homes in Montgomery County
  • Newer than 83% of homes in Montgomery County

What homes are worth in Rockville 20852

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

This home
$166K$1.7M

This home is worth more than 73% of homes in Rockville 20852.

How it measures up in Rockville 20852

The dot is this home. The mark in the middle is the typical home in Rockville 20852.

Estimated value$881,212
CheaperTypical $606,570Pricier

Pricier than 73% of homes nearby

Price per ft²$312
CheaperTypical $362Pricier

Pricier than 27% of homes nearby

Living area2,826 ft²
SmallerTypical 1,560 ft²Bigger

Bigger than 85% of homes nearby

Lot size3,081 ft²
SmallerTypical 2,004 ft²Bigger

Bigger than 60% of homes nearby

Year built1998
OlderTypical 1980Newer

Newer than 82% of homes nearby

How 12039 Treeline Way ranks against every home in each area.
MeasureThis homeRockville 20852Montgomery County
Estimated valuepricier than$881,21273% of homes73% of homes
Price per ft²pricier than$31227% of homes54% of homes
Living areabigger than2,826 ft²85% of homes74% of homes
Lot sizebigger than3,081 ft²60% of homes33% of homes
Year builtnewer than199882% of homes83% of homes

About 12039 Treeline Way

How much is 12039 Treeline Way, Rockville, MD worth?

The TopHap Estimate for 12039 Treeline Way, Rockville, MD is $881,212 as of Oct 21, 2026. The likely range is $860,905 to $901,519. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12039 Treeline Way, Rockville, MD last sell?

12039 Treeline Way, Rockville, MD last sold on Aug 12, 2010 for $660,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 12039 Treeline Way, Rockville, MD?

12039 Treeline Way, Rockville, MD has 3.5 bathrooms, 2,826 square feet of living space and a 0.07-acre lot.

When was 12039 Treeline Way, Rockville, MD built?

12039 Treeline Way, Rockville, MD was built in 1998, making it 28 years old. It is a townhouse home. The building has 2 stories.

What schools serve 12039 Treeline Way, Rockville, MD?

12039 Treeline Way, Rockville, MD is assigned to Luxmanor Elementary School (elementary), rated A; Tilden Middle School (middle), rated A-; Walter Johnson High School (high), rated A-. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12039 Treeline Way, Rockville, MD compare to other homes in Rockville 20852?

Among the 13,874 homes in Rockville 20852, it is worth more than 73% of them ($881,212 against a typical $606,570), its price per square foot is higher than 27% of them ($312 against a typical $362), it is bigger than 85% of them (2,826 ft² against a typical 1,560 ft²), its lot is bigger than 60% of them (3,081 ft² against a typical 2,004 ft²) and it is newer than 82% of them (1998 against a typical 1980). Measured against all of Montgomery County, it is worth more than 73% 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 12039 Treeline Way, Rockville, MD?

The 2025 property tax bill for 12039 Treeline Way, Rockville, MD was $8,594. The county assessed it at $805,600.

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