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Single Family ResidenceResidential
$2,338,981$386 / 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 Sep 24, 2026
Last sold for $1,475,000 on Jul 22, 2011

11637 MASTERS RUN

ELLICOTT CITY, MD 21042
8 / 2
Baths
6,064 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.
2.86 ac
Lot SizeThe size of the land the home sits on, from county records.
2006
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.3M
$2.2M low$2.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,475,000 · Jul 22, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$24,543 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,868,200 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,719,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,165,200

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.58
68
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
81
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
52
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.38 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyHOWARD
Lot (acres)The size of the land the home sits on, from county records.2.86
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
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.Mixed
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 · 1,000 ft²Porch · 312 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.

H
River Hill High SchoolA+
High · Grades 9–12 · 2.0 mi
E
Triadelphia Ridge Elementary SchoolA-
Elementary · Grades PK–5 · 3.9 mi
M
Folly Quarter Middle SchoolA
Middle · Grades 6–8 · 4.1 mi

District: Howard County Public Schools

Neighborhood · ZIP 21042These 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.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
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.43,959
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,188 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$168,351
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$201,624
Average tempThe average temperature here across a full year.54°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

11637 Masters Run 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.

  • Among the most valuable homes in Howard County
  • Costs more per square foot than 89% of homes in Howard County
  • Among the largest homes in Howard County
  • Has a bigger lot than 93% of homes in Ellicott City 21042
  • Newer than 83% of homes in Ellicott City 21042

What homes are worth in Ellicott City 21042

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

This home
$343K$2M

This home is worth more than almost all homes in Ellicott City 21042.

How it measures up in Ellicott City 21042

The dot is this home. The mark in the middle is the typical home in Ellicott City 21042.

Estimated value$2,338,981
CheaperTypical $779,047Pricier

Pricier than almost all homes nearby

Price per ft²$386
CheaperTypical $324Pricier

Pricier than 86% of homes nearby

Living area6,064 ft²
SmallerTypical 2,420 ft²Bigger

Bigger than 98% of homes nearby

Lot size2.86 ac
SmallerTypical 0.47 acBigger

Bigger than 93% of homes nearby

Year built2006
OlderTypical 1988Newer

Newer than 83% of homes nearby

How 11637 Masters Run ranks against every home in each area.
MeasureThis homeEllicott City 21042Howard County
Estimated valuepricier than$2,338,981almost all homesalmost all homes
Price per ft²pricier than$38686% of homes89% of homes
Living areabigger than6,064 ft²98% of homesalmost all homes
Lot sizebigger than2.86 ac93% of homes89% of homes
Year builtnewer than200683% of homes83% of homes

About 11637 Masters Run

How much is 11637 Masters Run, Ellicott City, MD worth?

The TopHap Estimate for 11637 Masters Run, Ellicott City, MD is $2,338,981 as of Sep 24, 2026. The likely range is $2,191,251 to $2,486,711. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11637 Masters Run, Ellicott City, MD last sell?

11637 Masters Run, Ellicott City, MD last sold on Jul 22, 2011 for $1,475,000, according to the county's recorded deed.

How big is 11637 Masters Run, Ellicott City, MD?

11637 Masters Run, Ellicott City, MD has 8 bathrooms, 6,064 square feet of living space and a 2.86-acre lot.

When was 11637 Masters Run, Ellicott City, MD built?

11637 Masters Run, Ellicott City, MD was built in 2006, making it 20 years old. The building has 2 stories.

What schools serve 11637 Masters Run, Ellicott City, MD?

11637 Masters Run, Ellicott City, MD is assigned to River Hill High School (high), rated A+; Triadelphia Ridge Elementary School (elementary), rated A-; Folly Quarter Middle School (middle), rated A. All sit in Howard County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11637 Masters Run, Ellicott City, MD compare to other homes in Ellicott City 21042?

Among the 14,376 homes in Ellicott City 21042, it is worth more than almost all of them ($2,338,981 against a typical $779,047), its price per square foot is higher than 86% of them ($386 against a typical $324), it is bigger than 98% of them (6,064 ft² against a typical 2,420 ft²), its lot is bigger than 93% of them (2.86 ac against a typical 0.47 ac) and it is newer than 83% of them (2006 against a typical 1988). Measured against all of Howard County, it is worth more than almost all 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 11637 Masters Run, Ellicott City, MD?

The 2026 property tax bill for 11637 Masters Run, Ellicott City, MD was $24,543. The county assessed it at $1,868,200.

More homes on Masters Run

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