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Single Family ResidenceResidential
$809,098$397 / 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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

6820 TILDEN LN

ROCKVILLE, MD 20852
3
Baths
2,040 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$809K
$732K low$887K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,653 (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.$780,900 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$734,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$827,500

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.53 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.Townhouse
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.23
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.Deck · 261 ft²Porch · 364 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
Farmland Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
M
Tilden Middle SchoolA-
Middle · Grades 6–8 · 0.6 mi
H
Walter Johnson High SchoolA
High · Grades 9–12 · 1.4 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%

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

6820 Tilden Ln 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 67% of homes in Rockville 20852
  • Costs more per square foot than 80% of homes in Montgomery County
  • Bigger than 65% of homes in Rockville 20852
  • Has a bigger lot than 81% of homes in Rockville 20852
  • Older than 80% of homes in Rockville 20852

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
$176K$1.7M

This home is worth more than 67% 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$809,098
CheaperTypical $633,697Pricier

Pricier than 67% of homes nearby

Price per ft²$397
CheaperTypical $359Pricier

Pricier than 71% of homes nearby

Living area2,040 ft²
SmallerTypical 1,560 ft²Bigger

Bigger than 65% of homes nearby

Lot size0.23 ac
SmallerTypical 2,004 ft²Bigger

Bigger than 81% of homes nearby

Year built1963
OlderTypical 1980Newer

Newer than 20% of homes nearby

How 6820 Tilden Ln ranks against every home in each area.
MeasureThis homeRockville 20852Montgomery County
Estimated valuepricier than$809,09867% of homes67% of homes
Price per ft²pricier than$39771% of homes80% of homes
Living areabigger than2,040 ft²65% of homes52% of homes
Lot sizebigger than0.23 ac81% of homes67% of homes
Year builtnewer than196320% of homes27% of homes

About 6820 Tilden Ln

How much is 6820 Tilden Ln, Rockville, MD worth?

The TopHap Estimate for 6820 Tilden Ln, Rockville, MD is $809,098 as of Jul 14, 2026. The likely range is $731,674 to $886,522. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6820 Tilden Ln, Rockville, MD last sell?

6820 Tilden Ln, Rockville, MD last sold on Sep 10, 2008, according to the county's recorded deed.

How big is 6820 Tilden Ln, Rockville, MD?

6820 Tilden Ln, Rockville, MD has 3 bathrooms, 2,040 square feet of living space and a 0.23-acre lot.

When was 6820 Tilden Ln, Rockville, MD built?

6820 Tilden Ln, Rockville, MD was built in 1963, making it 63 years old. It is a townhouse home. The building has 1 story.

What schools serve 6820 Tilden Ln, Rockville, MD?

6820 Tilden Ln, Rockville, MD is assigned to Farmland 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 6820 Tilden Ln, Rockville, MD compare to other homes in Rockville 20852?

Among the 13,874 homes in Rockville 20852, it is worth more than 67% of them ($809,098 against a typical $633,697), its price per square foot is higher than 71% of them ($397 against a typical $359), it is bigger than 65% of them (2,040 ft² against a typical 1,560 ft²), its lot is bigger than 81% of them (0.23 ac against a typical 2,004 ft²) and it is newer than 20% of them (1963 against a typical 1980). Measured against all of Montgomery County, it is worth more than 67% 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 6820 Tilden Ln, Rockville, MD?

The 2025 property tax bill for 6820 Tilden Ln, Rockville, MD was $8,653. The county assessed it at $780,900.

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