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Residential (General/Single)Residential
$872,006
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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

OPEN

ARNOLD, MD 21012
0
Baths
18.15 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$872K
$813K low$931K high

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.25
98
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
22
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.165 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.Residential (General/Single)
CountyANNE ARUNDEL
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.

E
Arnold Elementary SchoolA+
Elementary · Grades KG–5 · 0.8 mi
H
Broadneck High SchoolA-
High · Grades 9–12 · 2.1 mi
M
Severn River Middle SchoolA
Middle · Grades 6–8 · 2.4 mi

District: Anne Arundel County Public Schools

Neighborhood · ZIP 21012These 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.56
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
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.34%
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.0.9%
PopulationHow many people live in this area.23,137
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,859 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,581
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$165,159
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

Open 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 87% of homes in Anne Arundel County
  • Among the largest lots in Arnold 21012

What homes are worth in Arnold 21012

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

This home
$285K$1.9M

This home is worth more than 80% of homes in Arnold 21012.

How it measures up in Arnold 21012

The dot is this home. The mark in the middle is the typical home in Arnold 21012.

Estimated value$872,006
CheaperTypical $617,663Pricier

Pricier than 80% of homes nearby

Lot size18.15 ac
SmallerTypical 0.26 acBigger

Bigger than almost all homes nearby

How Open ranks against every home in each area.
MeasureThis homeArnold 21012Anne Arundel County
Estimated valuepricier than$872,00680% of homes87% of homes
Lot sizebigger than18.15 acalmost all homesalmost all homes

About Open

How much is Open, Arnold, MD worth?

The TopHap Estimate for Open, Arnold, MD is $872,006 as of Oct 21, 2026. The likely range is $813,248 to $930,764. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Open, Arnold, MD last sell?

Open, Arnold, MD last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve Open, Arnold, MD?

Open, Arnold, MD is assigned to Arnold Elementary School (elementary), rated A+; Broadneck High School (high), rated A-; Severn River Middle School (middle), rated A. All sit in Anne Arundel County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Open, Arnold, MD compare to other homes in Arnold 21012?

Among the 8,545 homes in Arnold 21012, it is worth more than 80% of them ($872,006 against a typical $617,663) and its lot is bigger than almost all of them (18.15 ac against a typical 0.26 ac). Measured against all of Anne Arundel County, it is worth more than 87% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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Assigned schools

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See this home in context

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Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map