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TownhouseResidential
$338,087$293 / 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 89How 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
Last sold for $290,000 on Apr 11, 2005

11917 ANDREW ST

SILVER SPRING, MD 20902
1
Baths
1,152 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.
3,916 ft²
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$338K
$302K low$375K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$290,000 · Apr 11, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$782 (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.$323,733 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$310,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$350,200

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.10 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.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.0.09
ConstructionThe main material the home's frame and walls are built from.Brick
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Highland Elementary SchoolB-
Elementary · Grades PK–5 · 0.4 mi
M
Newport Mill Middle SchoolC
Middle · Grades 6–8 · 0.7 mi
H
Albert Einstein High SchoolB+
High · Grades 9–12 · 0.8 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20902These 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.88
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.22%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.8%
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.53,163
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,976 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,726
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$142,608
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.44 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

11917 Andrew St 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 less than 88% of homes in Silver Spring 20902
  • Smaller than 86% of homes in Montgomery County
  • Has a smaller lot than 76% of homes in Silver Spring 20902
  • Older than 89% of homes in Montgomery County

What homes are worth in Silver Spring 20902

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

This home
$162K$975K

This home is worth more than 12% of homes in Silver Spring 20902.

How it measures up in Silver Spring 20902

The dot is this home. The mark in the middle is the typical home in Silver Spring 20902.

Estimated value$338,087
CheaperTypical $539,416Pricier

Pricier than 12% of homes nearby

Price per ft²$293
CheaperTypical $311Pricier

Pricier than 37% of homes nearby

Living area1,152 ft²
SmallerTypical 1,700 ft²Bigger

Bigger than 19% of homes nearby

Lot size3,916 ft²
SmallerTypical 0.16 acBigger

Bigger than 24% of homes nearby

Year built1950
OlderTypical 1956Newer

Newer than 27% of homes nearby

How 11917 Andrew St ranks against every home in each area.
MeasureThis homeSilver Spring 20902Montgomery County
Estimated valuepricier than$338,08712% of homes13% of homes
Price per ft²pricier than$29337% of homes46% of homes
Living areabigger than1,152 ft²19% of homes14% of homes
Lot sizebigger than3,916 ft²24% of homes36% of homes
Year builtnewer than195027% of homes11% of homes

About 11917 Andrew St

How much is 11917 Andrew St, Silver Spring, MD worth?

The TopHap Estimate for 11917 Andrew St, Silver Spring, MD is $338,087 as of Aug 30, 2026. The likely range is $301,566 to $374,608. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11917 Andrew St, Silver Spring, MD last sell?

11917 Andrew St, Silver Spring, MD last sold on Apr 11, 2005 for $290,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 11917 Andrew St, Silver Spring, MD?

11917 Andrew St, Silver Spring, MD has 1 bathrooms, 1,152 square feet of living space and a 0.09-acre lot.

When was 11917 Andrew St, Silver Spring, MD built?

11917 Andrew St, Silver Spring, MD was built in 1950, making it 76 years old. It is a townhouse home. The building has 2 stories.

What schools serve 11917 Andrew St, Silver Spring, MD?

11917 Andrew St, Silver Spring, MD is assigned to Highland Elementary School (elementary), rated B-; Newport Mill Middle School (middle), rated C; Albert Einstein 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 11917 Andrew St, Silver Spring, MD compare to other homes in Silver Spring 20902?

Among the 13,405 homes in Silver Spring 20902, it is worth more than 12% of them ($338,087 against a typical $539,416), its price per square foot is higher than 37% of them ($293 against a typical $311), it is bigger than 19% of them (1,152 ft² against a typical 1,700 ft²), its lot is bigger than 24% of them (3,916 ft² against a typical 0.16 ac) and it is newer than 27% of them (1950 against a typical 1956). Measured against all of Montgomery County, it is worth more than 13% 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 11917 Andrew St, Silver Spring, MD?

The 2025 property tax bill for 11917 Andrew St, Silver Spring, MD was $782. The county assessed it at $323,733.

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