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Residential (General/Single)Residential
$461,728
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

OPEN

SEVERN, MD 21144
0
Baths
13.06 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$462K
$419K low$505K 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.14
44
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
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.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

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
Lot (acres)The size of the land the home sits on, from county records.13.06
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
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
Ridgeway Elementary SchoolA
Elementary · Grades PK–5 · 1.6 mi
H
Severn Run High School
High · Grades 9–12 · 2.8 mi
M
Old Mill Middle North SchoolC
Middle · Grades 6–8 · 3.6 mi

District: Anne Arundel County Public Schools

Neighborhood · ZIP 21144These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.39

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.97%
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.6.5%
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.37,584
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,366 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$131,042
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$154,962
Average tempThe average temperature here across a full year.55°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

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.

  • Among the largest lots in Severn 21144

What homes are worth in Severn 21144

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

This home
$201K$880K

This home is worth more than 36% of homes in Severn 21144.

How it measures up in Severn 21144

The dot is this home. The mark in the middle is the typical home in Severn 21144.

Estimated value$461,728
CheaperTypical $513,928Pricier

Pricier than 36% of homes nearby

Lot size13.06 ac
SmallerTypical 0.22 acBigger

Bigger than almost all homes nearby

How Open ranks against every home in each area.
MeasureThis homeSevern 21144Anne Arundel County
Estimated valuepricier than$461,72836% of homes42% of homes
Lot sizebigger than13.06 acalmost all homesalmost all homes

About Open

How much is Open, Severn, MD worth?

The TopHap Estimate for Open, Severn, MD is $461,728 as of Jul 14, 2026. The likely range is $418,567 to $504,889. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Open, Severn, MD last sell?

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

What schools serve Open, Severn, MD?

Open, Severn, MD is assigned to Ridgeway Elementary School (elementary), rated A; Severn Run High School (high); Old Mill Middle North School (middle), rated C. All sit in Anne Arundel County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Open, Severn, MD compare to other homes in Severn 21144?

Among the 11,711 homes in Severn 21144, it is worth more than 36% of them ($461,728 against a typical $513,928) and its lot is bigger than almost all of them (13.06 ac against a typical 0.22 ac). Measured against all of Anne Arundel County, it is worth more than 42% 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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