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Single Family ResidenceResidential
$698,061$212 / 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 95How 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

817 ANDERSON ST

SILVER SPRING, MD 20904
2.5
Baths
3,288 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.
0.53 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$698K
$662K low$734K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$842 (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.$680,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$250,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$430,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$616,733
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$680,700

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.51%
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.1 percent flood zone

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.0.53
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.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 416 ft²

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

E
Cannon Road Elementary SchoolD
Elementary · Grades KG–5 · 0.3 mi
H
Springbrook High SchoolC
High · Grades 9–12 · 1.2 mi
M
Francis Scott Key Middle SchoolC-
Middle · Grades 6–8 · 3.1 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20904These 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.96
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 100.38

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
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.56,904
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,191 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,494
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$132,225
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

817 Anderson 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 more than 76% of homes in Silver Spring 20904
  • Costs less per square foot than 90% of homes in Montgomery County
  • Bigger than 87% of homes in Silver Spring 20904
  • Has a bigger lot than 90% of homes in Montgomery County

What homes are worth in Silver Spring 20904

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

This home
$204K$949K

This home is worth more than 76% of homes in Silver Spring 20904.

How it measures up in Silver Spring 20904

The dot is this home. The mark in the middle is the typical home in Silver Spring 20904.

Estimated value$698,061
CheaperTypical $596,199Pricier

Pricier than 76% of homes nearby

Price per ft²$212
CheaperTypical $263Pricier

Pricier than 13% of homes nearby

Living area3,288 ft²
SmallerTypical 2,164 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.53 ac
SmallerTypical 0.23 acBigger

Bigger than 88% of homes nearby

Year built1969
OlderTypical 1981Newer

Newer than 40% of homes nearby

How 817 Anderson St ranks against every home in each area.
MeasureThis homeSilver Spring 20904Montgomery County
Estimated valuepricier than$698,06176% of homes58% of homes
Price per ft²pricier than$21213% of homes10% of homes
Living areabigger than3,288 ft²87% of homes81% of homes
Lot sizebigger than0.53 ac88% of homes90% of homes
Year builtnewer than196940% of homes37% of homes

About 817 Anderson St

How much is 817 Anderson St, Silver Spring, MD worth?

The TopHap Estimate for 817 Anderson St, Silver Spring, MD is $698,061 as of Aug 30, 2026. The likely range is $662,018 to $734,104. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 817 Anderson St, Silver Spring, MD last sell?

817 Anderson St, Silver Spring, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 817 Anderson St, Silver Spring, MD?

817 Anderson St, Silver Spring, MD has 2.5 bathrooms, 3,288 square feet of living space and a 0.53-acre lot.

When was 817 Anderson St, Silver Spring, MD built?

817 Anderson St, Silver Spring, MD was built in 1969, making it 57 years old. It is a townhouse home. The building has 1 story.

What schools serve 817 Anderson St, Silver Spring, MD?

817 Anderson St, Silver Spring, MD is assigned to Cannon Road Elementary School (elementary), rated D; Springbrook High School (high), rated C; Francis Scott Key Middle School (middle), rated C-. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 817 Anderson St, Silver Spring, MD compare to other homes in Silver Spring 20904?

Among the 12,312 homes in Silver Spring 20904, it is worth more than 76% of them ($698,061 against a typical $596,199), its price per square foot is higher than 13% of them ($212 against a typical $263), it is bigger than 87% of them (3,288 ft² against a typical 2,164 ft²), its lot is bigger than 88% of them (0.53 ac against a typical 0.23 ac) and it is newer than 40% of them (1969 against a typical 1981). Measured against all of Montgomery County, it is worth more than 58% 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 817 Anderson St, Silver Spring, MD?

The 2025 property tax bill for 817 Anderson St, Silver Spring, MD was $842. The county assessed it at $680,700.

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