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Residential - Vacant LandResidential
$96,975$73 / 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 88How 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

22807 POTOMAC HOLLOW RD SW

BARTON, MD 21521
1
Baths
1,326 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.
6.7 ac
Lot SizeThe size of the land the home sits on, from county records.
1930
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$97K
$85K low$109K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$43 (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.$4,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$4,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$4,000

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.44
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
13
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
69
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
48
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential - Vacant Land
CountyALLEGANY
Lot (acres)The size of the land the home sits on, from county records.6.70
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Space
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

M
Westmar Middle SchoolC
Middle · Grades 6–8 · 2.2 mi
E
George's Creek Elementary SchoolC
Elementary · Grades PK–5 · 3.8 mi
H
Mountain Ridge High SchoolB
High · Grades 9–12 · 9.5 mi

District: Allegany County Public Schools

Neighborhood · ZIP 21521These 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.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.32

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.85%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.4.0%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
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.1,241
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.50 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$58,552
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$74,797
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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

22807 Potomac Hollow Rd Sw 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 76% of homes in Allegany County
  • Costs less per square foot than 76% of homes in Allegany County
  • Has a bigger lot than 94% of homes in Allegany County

What homes are worth in Barton 21521

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

This home
$27K$444K

This home is worth more than 36% of homes in Barton 21521.

How it measures up in Barton 21521

The dot is this home. The mark in the middle is the typical home in Barton 21521.

Estimated value$96,975
CheaperTypical $118,408Pricier

Pricier than 36% of homes nearby

Price per ft²$73
CheaperTypical $86Pricier

Pricier than 34% of homes nearby

Living area1,326 ft²
SmallerTypical 1,402 ft²Bigger

Bigger than 43% of homes nearby

Lot size6.7 ac
SmallerTypical 0.35 acBigger

Bigger than 92% of homes nearby

Year built1930
OlderTypical 1945Newer

Newer than 43% of homes nearby

How 22807 Potomac Hollow Rd Sw ranks against every home in each area.
MeasureThis homeBarton 21521Allegany County
Estimated valuepricier than$96,97536% of homes24% of homes
Price per ft²pricier than$7334% of homes24% of homes
Living areabigger than1,326 ft²43% of homes44% of homes
Lot sizebigger than6.7 ac92% of homes94% of homes
Year builtnewer than193043% of homes39% of homes

About 22807 Potomac Hollow Rd Sw

How much is 22807 Potomac Hollow Rd Sw, Barton, MD worth?

The TopHap Estimate for 22807 Potomac Hollow Rd Sw, Barton, MD is $96,975 as of Aug 30, 2026. The likely range is $85,284 to $108,666. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 22807 Potomac Hollow Rd Sw, Barton, MD last sell?

22807 Potomac Hollow Rd Sw, Barton, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 22807 Potomac Hollow Rd Sw, Barton, MD?

22807 Potomac Hollow Rd Sw, Barton, MD has 1 bathrooms, 1,326 square feet of living space and a 6.70-acre lot.

When was 22807 Potomac Hollow Rd Sw, Barton, MD built?

22807 Potomac Hollow Rd Sw, Barton, MD was built in 1930, making it 96 years old. The building has 1 story.

What schools serve 22807 Potomac Hollow Rd Sw, Barton, MD?

22807 Potomac Hollow Rd Sw, Barton, MD is assigned to Westmar Middle School (middle), rated C; George's Creek Elementary School (elementary), rated C; Mountain Ridge High School (high), rated B. All sit in Allegany County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 22807 Potomac Hollow Rd Sw, Barton, MD compare to other homes in Barton 21521?

Among the 581 homes in Barton 21521, it is worth more than 36% of them ($96,975 against a typical $118,408), its price per square foot is higher than 34% of them ($73 against a typical $86), it is bigger than 43% of them (1,326 ft² against a typical 1,402 ft²), its lot is bigger than 92% of them (6.7 ac against a typical 0.35 ac) and it is newer than 43% of them (1930 against a typical 1945). Measured against all of Allegany County, it is worth more than 24% 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 22807 Potomac Hollow Rd Sw, Barton, MD?

The 2025 property tax bill for 22807 Potomac Hollow Rd Sw, Barton, MD was $43. The county assessed it at $4,000.

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