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Single Family ResidenceResidential
$991,057$261 / 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 Sep 24, 2026
Last sold for $268,900 on Jul 8, 1992

19504 HALMOS RD

POOLESVILLE, MD 20837
3.5
Baths
3,802 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.
0.76 ac
Lot SizeThe size of the land the home sits on, from county records.
1992
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$991K
$945K low$1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$268,900 · Jul 8, 1992

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,012 (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.$784,467 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$752,433
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$816,500

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.0.76
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
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.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 · 288 ft²Porch · 382 ft²

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

M
John H. Poole Middle SchoolA
Middle · Grades 6–8 · 0.1 mi
H
Poolesville High SchoolA
High · Grades 9–12 · 1.2 mi
E
Poolesville Elementary SchoolA
Elementary · Grades KG–5 · 1.2 mi

District: Montgomery County Public Schools

Neighborhood · ZIP 20837These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.5%
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.5,380
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.127 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$155,019
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$183,043
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

19504 Halmos Rd 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 82% of homes in Poolesville 20837
  • Costs less per square foot than 71% of homes in Montgomery County
  • Bigger than 87% of homes in Montgomery County
  • Has a bigger lot than 92% of homes in Montgomery County
  • Newer than 76% of homes in Montgomery County

What homes are worth in Poolesville 20837

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

This home
$327K$1.4M

This home is worth more than 82% of homes in Poolesville 20837.

How it measures up in Poolesville 20837

The dot is this home. The mark in the middle is the typical home in Poolesville 20837.

Estimated value$991,057
CheaperTypical $707,636Pricier

Pricier than 82% of homes nearby

Price per ft²$261
CheaperTypical $277Pricier

Pricier than 41% of homes nearby

Living area3,802 ft²
SmallerTypical 2,452 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.76 ac
SmallerTypical 0.42 acBigger

Bigger than 81% of homes nearby

Year built1992
OlderTypical 1977Newer

Newer than 66% of homes nearby

How 19504 Halmos Rd ranks against every home in each area.
MeasureThis homePoolesville 20837Montgomery County
Estimated valuepricier than$991,05782% of homes79% of homes
Price per ft²pricier than$26141% of homes29% of homes
Living areabigger than3,802 ft²75% of homes87% of homes
Lot sizebigger than0.76 ac81% of homes92% of homes
Year builtnewer than199266% of homes76% of homes

About 19504 Halmos Rd

How much is 19504 Halmos Rd, Poolesville, MD worth?

The TopHap Estimate for 19504 Halmos Rd, Poolesville, MD is $991,057 as of Sep 24, 2026. The likely range is $944,659 to $1,037,455. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 19504 Halmos Rd, Poolesville, MD last sell?

19504 Halmos Rd, Poolesville, MD last sold on Jul 8, 1992 for $268,900, according to the county's recorded deed.

How big is 19504 Halmos Rd, Poolesville, MD?

19504 Halmos Rd, Poolesville, MD has 3.5 bathrooms, 3,802 square feet of living space and a 0.76-acre lot.

When was 19504 Halmos Rd, Poolesville, MD built?

19504 Halmos Rd, Poolesville, MD was built in 1992, making it 34 years old. It is a bi-level home. The building has 2 stories.

What schools serve 19504 Halmos Rd, Poolesville, MD?

19504 Halmos Rd, Poolesville, MD is assigned to John H. Poole Middle School (middle), rated A; Poolesville High School (high), rated A; Poolesville Elementary School (elementary), rated A. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 19504 Halmos Rd, Poolesville, MD compare to other homes in Poolesville 20837?

Among the 2,262 homes in Poolesville 20837, it is worth more than 82% of them ($991,057 against a typical $707,636), its price per square foot is higher than 41% of them ($261 against a typical $277), it is bigger than 75% of them (3,802 ft² against a typical 2,452 ft²), its lot is bigger than 81% of them (0.76 ac against a typical 0.42 ac) and it is newer than 66% of them (1992 against a typical 1977). Measured against all of Montgomery County, it is worth more than 79% 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 19504 Halmos Rd, Poolesville, MD?

The 2025 property tax bill for 19504 Halmos Rd, Poolesville, MD was $9,012. The county assessed it at $784,467.

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