Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$788,084$218 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $780,000 on Jun 2, 2022

18810 RIVER RD

POOLESVILLE, MD 20837
2
Baths
3,618 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.
4.09 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
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

$788K
$720K low$856K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$780,000 · Jun 2, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,467 (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.$665,167 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$631,533
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$698,800

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.147 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
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 · 378 ft²Shed · 208 ft²Porch · 224 ft²

Transaction History(7)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

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 · 3.0 mi
E
Poolesville Elementary SchoolA-
Elementary · Grades KG–5 · 4.2 mi
H
Poolesville High SchoolA
High · Grades 9–12 · 4.2 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%

Owner Tools

Do you own this home?
Claim this home

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

18810 River 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 66% of homes in Montgomery County
  • Costs less per square foot than 89% of homes in Poolesville 20837
  • Bigger than 85% of homes in Montgomery County
  • Among the largest lots 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
$323K$1.4M

This home is worth more than 55% 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$788,084
CheaperTypical $733,272Pricier

Pricier than 55% of homes nearby

Price per ft²$218
CheaperTypical $283Pricier

Pricier than 11% of homes nearby

Living area3,618 ft²
SmallerTypical 2,450 ft²Bigger

Bigger than 73% of homes nearby

Lot size4.09 ac
SmallerTypical 0.42 acBigger

Bigger than 98% of homes nearby

Year built1976
OlderTypical 1979Newer

Newer than 47% of homes nearby

How 18810 River Rd ranks against every home in each area.
MeasureThis homePoolesville 20837Montgomery County
Estimated valuepricier than$788,08455% of homes66% of homes
Price per ft²pricier than$21811% of homes11% of homes
Living areabigger than3,618 ft²73% of homes85% of homes
Lot sizebigger than4.09 ac98% of homesalmost all homes
Year builtnewer than197647% of homes47% of homes

About 18810 River Rd

How much is 18810 River Rd, Poolesville, MD worth?

The TopHap Estimate for 18810 River Rd, Poolesville, MD is $788,084 as of Jul 14, 2026. The likely range is $719,690 to $856,478. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18810 River Rd, Poolesville, MD last sell?

18810 River Rd, Poolesville, MD last sold on Jun 2, 2022 for $780,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 18810 River Rd, Poolesville, MD?

18810 River Rd, Poolesville, MD has 2 bathrooms and 3,618 square feet of living space.

When was 18810 River Rd, Poolesville, MD built?

18810 River Rd, Poolesville, MD was built in 1976, making it 50 years old. It is a townhouse home. The building has 2 stories.

What schools serve 18810 River Rd, Poolesville, MD?

18810 River Rd, Poolesville, MD is assigned to John H. Poole Middle School (middle), rated A-; Poolesville Elementary School (elementary), rated A-; Poolesville High School (high), rated A. All sit in Montgomery County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18810 River Rd, Poolesville, MD compare to other homes in Poolesville 20837?

Among the 2,262 homes in Poolesville 20837, it is worth more than 55% of them ($788,084 against a typical $733,272), its price per square foot is higher than 11% of them ($218 against a typical $283), it is bigger than 73% of them (3,618 ft² against a typical 2,450 ft²), its lot is bigger than 98% of them (4.09 ac against a typical 0.42 ac) and it is newer than 47% of them (1976 against a typical 1979). Measured against all of Montgomery County, it is worth more than 66% 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 18810 River Rd, Poolesville, MD?

The 2025 property tax bill for 18810 River Rd, Poolesville, MD was $7,467. The county assessed it at $665,167.

More homes on River Rd

Closest homes

More homes in Poolesville 20837

Assigned schools

Explore the area

See this home in context

Open 18810 River Rd on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map