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Single Family ResidenceResidential
$340,713$394 / 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 94How 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

809 MASON AVE

DEALE, MD 20751
1
Baths
864 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.
0.3 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$341K
$321K low$361K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,252 (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.$257,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$170,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$86,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$250,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$257,500

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.26
96
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
27
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
9
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.Conventional
CountyANNE ARUNDEL
Lot (acres)The size of the land the home sits on, from county records.0.30
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
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 · 144 ft²

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

E
Deale Elementary SchoolA-
Elementary · Grades KG–5 · 0.2 mi
M
Southern Middle SchoolA-
Middle · Grades 6–8 · 4.6 mi
H
Southern High SchoolB-
High · Grades 9–12 · 7.4 mi

District: Anne Arundel County Public Schools

Neighborhood · ZIP 20751These 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.131
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 100.34

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
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.2,741
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.426 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$124,854
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$151,205
Average tempThe average temperature here across a full year.57°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

809 Mason Ave 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 86% of homes in Anne Arundel County
  • Costs more per square foot than 89% of homes in Anne Arundel County
  • Smaller than 98% of homes in Anne Arundel County
  • Has a bigger lot than 68% of homes in Anne Arundel County
  • Older than 85% of homes in Anne Arundel County

What homes are worth in Deale 20751

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

This home
$211K$1.3M

This home is worth more than 18% of homes in Deale 20751.

How it measures up in Deale 20751

The dot is this home. The mark in the middle is the typical home in Deale 20751.

Estimated value$340,713
CheaperTypical $489,178Pricier

Pricier than 18% of homes nearby

Price per ft²$394
CheaperTypical $301Pricier

Pricier than 87% of homes nearby

Living area864 ft²
SmallerTypical 1,716 ft²Bigger

Bigger than 8% of homes nearby

Lot size0.3 ac
SmallerTypical 0.28 acBigger

Bigger than 56% of homes nearby

Year built1955
OlderTypical 1971Newer

Newer than 38% of homes nearby

How 809 Mason Ave ranks against every home in each area.
MeasureThis homeDeale 20751Anne Arundel County
Estimated valuepricier than$340,71318% of homes14% of homes
Price per ft²pricier than$39487% of homes89% of homes
Living areabigger than864 ft²8% of homes2% of homes
Lot sizebigger than0.3 ac56% of homes68% of homes
Year builtnewer than195538% of homes15% of homes

About 809 Mason Ave

How much is 809 Mason Ave, Deale, MD worth?

The TopHap Estimate for 809 Mason Ave, Deale, MD is $340,713 as of Sep 24, 2026. The likely range is $320,568 to $360,858. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 809 Mason Ave, Deale, MD last sell?

809 Mason Ave, Deale, MD last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 809 Mason Ave, Deale, MD?

809 Mason Ave, Deale, MD has 1 bathrooms, 864 square feet of living space and a 0.30-acre lot.

When was 809 Mason Ave, Deale, MD built?

809 Mason Ave, Deale, MD was built in 1955, making it 71 years old. It is a conventional home. The building has 1 story.

What schools serve 809 Mason Ave, Deale, MD?

809 Mason Ave, Deale, MD is assigned to Deale Elementary School (elementary), rated A-; Southern Middle School (middle), rated A-; Southern High School (high), rated B-. All sit in Anne Arundel County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 809 Mason Ave, Deale, MD compare to other homes in Deale 20751?

Among the 1,153 homes in Deale 20751, it is worth more than 18% of them ($340,713 against a typical $489,178), its price per square foot is higher than 87% of them ($394 against a typical $301), it is bigger than 8% of them (864 ft² against a typical 1,716 ft²), its lot is bigger than 56% of them (0.3 ac against a typical 0.28 ac) and it is newer than 38% of them (1955 against a typical 1971). Measured against all of Anne Arundel County, it is worth more than 14% 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 809 Mason Ave, Deale, MD?

The 2025 property tax bill for 809 Mason Ave, Deale, MD was $3,252. The county assessed it at $257,500.

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