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Single Family ResidenceResidential
$567,882$399 / 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 96How 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 $415,000 on Oct 17, 2011

9405 WARREN ST

SILVER SPRING, MD 20910
2
Baths
1,424 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1951
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$568K
$546K low$589K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$415,000 · Oct 17, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,500 (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.$496,833 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$473,167
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$520,500

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.Bi-Level
CountyMONTGOMERY
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Yes
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.Porch · 216 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
Woodlin Elementary SchoolB+
Elementary · Grades KG–5 · 0.3 mi
M
Sligo Middle SchoolC+
Middle · Grades 6–8 · 1.4 mi
H
Albert Einstein High SchoolC
High · Grades 9–12 · 2.3 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20910These 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.132
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 100.33

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.47,312
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,181 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$109,988
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,608
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

9405 Warren 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.

  • Costs more per square foot than 81% of homes in Montgomery County
  • Smaller than 74% of homes in Montgomery County
  • Older than 87% of homes in Montgomery County

What homes are worth in Silver Spring 20910

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

This home
$177K$1.2M

This home is worth more than 38% of homes in Silver Spring 20910.

How it measures up in Silver Spring 20910

The dot is this home. The mark in the middle is the typical home in Silver Spring 20910.

Estimated value$567,882
CheaperTypical $630,000Pricier

Pricier than 38% of homes nearby

Price per ft²$399
CheaperTypical $352Pricier

Pricier than 72% of homes nearby

Living area1,424 ft²
SmallerTypical 1,717 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.17 ac
SmallerTypical 0.15 acBigger

Bigger than 64% of homes nearby

Year built1951
OlderTypical 1951Newer

Newer than 50% of homes nearby

How 9405 Warren St ranks against every home in each area.
MeasureThis homeSilver Spring 20910Montgomery County
Estimated valuepricier than$567,88238% of homes41% of homes
Price per ft²pricier than$39972% of homes81% of homes
Living areabigger than1,424 ft²38% of homes26% of homes
Lot sizebigger than0.17 ac64% of homes53% of homes
Year builtnewer than195150% of homes13% of homes

About 9405 Warren St

How much is 9405 Warren St, Silver Spring, MD worth?

The TopHap Estimate for 9405 Warren St, Silver Spring, MD is $567,882 as of Sep 24, 2026. The likely range is $546,281 to $589,483. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9405 Warren St, Silver Spring, MD last sell?

9405 Warren St, Silver Spring, MD last sold on Oct 17, 2011 for $415,000, according to the county's recorded deed.

How big is 9405 Warren St, Silver Spring, MD?

9405 Warren St, Silver Spring, MD has 2 bathrooms, 1,424 square feet of living space and a 0.17-acre lot.

When was 9405 Warren St, Silver Spring, MD built?

9405 Warren St, Silver Spring, MD was built in 1951, making it 75 years old. It is a bi-level home. The building has 2 stories.

What schools serve 9405 Warren St, Silver Spring, MD?

9405 Warren St, Silver Spring, MD is assigned to Woodlin Elementary School (elementary), rated B+; Sligo Middle School (middle), rated C+; Albert Einstein High School (high), rated C. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9405 Warren St, Silver Spring, MD compare to other homes in Silver Spring 20910?

Among the 9,087 homes in Silver Spring 20910, it is worth more than 38% of them ($567,882 against a typical $630,000), its price per square foot is higher than 72% of them ($399 against a typical $352), it is bigger than 38% of them (1,424 ft² against a typical 1,717 ft²), its lot is bigger than 64% of them (0.17 ac against a typical 0.15 ac) and it is newer than 50% of them (1951 against a typical 1951). Measured against all of Montgomery County, it is worth more than 41% 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 9405 Warren St, Silver Spring, MD?

The 2025 property tax bill for 9405 Warren St, Silver Spring, MD was $5,500. The county assessed it at $496,833.

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Assigned schools

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