Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$1,399,900$363 / 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 94How 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

13508 GLEN MILL RD

ROCKVILLE, MD 20850
3
Baths
3,860 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.
1.6 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.4M
$1.3M low$1.5M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,175 (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.$1,051,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$558,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$493,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$985,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,051,400

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
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.Deck · 216 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.

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

E
Lakewood Elementary SchoolA-
Elementary · Grades KG–5 · 1.0 mi
M
Robert Frost Middle SchoolA
Middle · Grades 6–8 · 1.0 mi
H
Thomas S. Wootton High SchoolA+
High · Grades 9–12 · 1.2 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20850These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
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.51,693
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,703 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,425
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,183
Average tempThe average temperature here across a full year.54°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%

Owner Tools

Do you own this home?
Claim this home

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

13508 Glen Mill Rd 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 93% of homes in Rockville 20850
  • Costs more per square foot than 73% of homes in Montgomery County
  • Bigger than 87% of homes in Rockville 20850
  • Has a bigger lot than 98% of homes in Rockville 20850
  • Newer than 75% of homes in Montgomery County

What homes are worth in Rockville 20850

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

This home
$173K$1.6M

This home is worth more than 93% of homes in Rockville 20850.

How it measures up in Rockville 20850

The dot is this home. The mark in the middle is the typical home in Rockville 20850.

Estimated value$1,399,900
CheaperTypical $753,435Pricier

Pricier than 93% of homes nearby

Price per ft²$363
CheaperTypical $342Pricier

Pricier than 62% of homes nearby

Living area3,860 ft²
SmallerTypical 2,048 ft²Bigger

Bigger than 87% of homes nearby

Lot size1.6 ac
SmallerTypical 4,225 ft²Bigger

Bigger than 98% of homes nearby

Year built1991
OlderTypical 1991Newer

Newer than 51% of homes nearby

How 13508 Glen Mill Rd ranks against every home in each area.
MeasureThis homeRockville 20850Montgomery County
Estimated valuepricier than$1,399,90093% of homes90% of homes
Price per ft²pricier than$36362% of homes73% of homes
Living areabigger than3,860 ft²87% of homes87% of homes
Lot sizebigger than1.6 ac98% of homes96% of homes
Year builtnewer than199151% of homes75% of homes

About 13508 Glen Mill Rd

How much is 13508 Glen Mill Rd, Rockville, MD worth?

The TopHap Estimate for 13508 Glen Mill Rd, Rockville, MD is $1,399,900 as of Aug 30, 2026. The likely range is $1,313,635 to $1,486,165. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13508 Glen Mill Rd, Rockville, MD last sell?

13508 Glen Mill Rd, Rockville, MD last sold on Oct 24, 1997, according to the county's recorded deed.

How big is 13508 Glen Mill Rd, Rockville, MD?

13508 Glen Mill Rd, Rockville, MD has 3 bathrooms and 3,860 square feet of living space.

When was 13508 Glen Mill Rd, Rockville, MD built?

13508 Glen Mill Rd, Rockville, MD was built in 1991, making it 35 years old. It is a bi-level home. The building has 2 stories.

What schools serve 13508 Glen Mill Rd, Rockville, MD?

13508 Glen Mill Rd, Rockville, MD is assigned to Lakewood Elementary School (elementary), rated A-; Robert Frost Middle School (middle), rated A; Thomas S. Wootton 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 13508 Glen Mill Rd, Rockville, MD compare to other homes in Rockville 20850?

Among the 14,094 homes in Rockville 20850, it is worth more than 93% of them ($1,399,900 against a typical $753,435), its price per square foot is higher than 62% of them ($363 against a typical $342), it is bigger than 87% of them (3,860 ft² against a typical 2,048 ft²), its lot is bigger than 98% of them (1.6 ac against a typical 4,225 ft²) and it is newer than 51% of them (1991 against a typical 1991). Measured against all of Montgomery County, it is worth more than 90% 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 13508 Glen Mill Rd, Rockville, MD?

The 2025 property tax bill for 13508 Glen Mill Rd, Rockville, MD was $12,175. The county assessed it at $1,051,400.

More homes on Glen Mill Rd

Closest homes

More homes in Rockville 20850

Assigned schools

Explore the area

See this home in context

Open 13508 Glen Mill Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map