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Single Family ResidenceResidential
$637,821$268 / 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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $615,000 on Aug 13, 2024

14012 LONDON LN

ROCKVILLE, MD 20853
2.5
Baths
2,379 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.
1958
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$638K
$555K low$720K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$615,000 · Aug 13, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,505 (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.$506,000 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$467,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$583,600

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.Split Foyer
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
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

Transaction History(4)

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
Lucy V. Barnsley Elementary SchoolB
Elementary · Grades KG–5 · 1.4 mi
M
Earle B. Wood Middle SchoolB-
Middle · Grades 6–8 · 1.5 mi
H
Rockville High SchoolB-
High · Grades 9–12 · 2.0 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20853These 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.60
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 100.38

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.30,497
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,373 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$145,074
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$169,691
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%

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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

14012 London 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.

  • Costs less per square foot than 76% of homes in Rockville 20853
  • Bigger than 67% of homes in Rockville 20853
  • Has a bigger lot than 66% of homes in Montgomery County
  • Older than 79% of homes in Rockville 20853

What homes are worth in Rockville 20853

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

This home
$233K$1.2M

This home is worth more than 50% of homes in Rockville 20853.

How it measures up in Rockville 20853

The dot is this home. The mark in the middle is the typical home in Rockville 20853.

Estimated value$637,821
CheaperTypical $639,187Pricier

Pricier than 50% of homes nearby

Price per ft²$268
CheaperTypical $303Pricier

Pricier than 24% of homes nearby

Living area2,379 ft²
SmallerTypical 2,037 ft²Bigger

Bigger than 67% of homes nearby

Lot size0.23 ac
SmallerTypical 0.23 acBigger

Bigger than 50% of homes nearby

Year built1958
OlderTypical 1965Newer

Newer than 21% of homes nearby

How 14012 London Ln ranks against every home in each area.
MeasureThis homeRockville 20853Montgomery County
Estimated valuepricier than$637,82150% of homes51% of homes
Price per ft²pricier than$26824% of homes33% of homes
Living areabigger than2,379 ft²67% of homes63% of homes
Lot sizebigger than0.23 ac50% of homes66% of homes
Year builtnewer than195821% of homes21% of homes

About 14012 London Ln

How much is 14012 London Ln, Rockville, MD worth?

The TopHap Estimate for 14012 London Ln, Rockville, MD is $637,821 as of Sep 24, 2026. The likely range is $555,394 to $720,248. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 14012 London Ln, Rockville, MD last sell?

14012 London Ln, Rockville, MD last sold on Aug 13, 2024 for $615,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 14012 London Ln, Rockville, MD?

14012 London Ln, Rockville, MD has 2.5 bathrooms, 2,379 square feet of living space and a 0.23-acre lot.

When was 14012 London Ln, Rockville, MD built?

14012 London Ln, Rockville, MD was built in 1958, making it 68 years old. It is a split foyer home. The building has 1 story.

What schools serve 14012 London Ln, Rockville, MD?

14012 London Ln, Rockville, MD is assigned to Lucy V. Barnsley Elementary School (elementary), rated B; Earle B. Wood Middle School (middle), rated B-; Rockville 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 14012 London Ln, Rockville, MD compare to other homes in Rockville 20853?

Among the 9,294 homes in Rockville 20853, it is worth more than 50% of them ($637,821 against a typical $639,187), its price per square foot is higher than 24% of them ($268 against a typical $303), it is bigger than 67% of them (2,379 ft² against a typical 2,037 ft²), its lot is bigger than 50% of them (0.23 ac against a typical 0.23 ac) and it is newer than 21% of them (1958 against a typical 1965). Measured against all of Montgomery County, it is worth more than 51% 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 14012 London Ln, Rockville, MD?

The 2025 property tax bill for 14012 London Ln, Rockville, MD was $5,505. The county assessed it at $506,000.

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