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Single Family ResidenceResidential
$808,739$359 / 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 97How 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 $612,000 on May 22, 2019

400 WESTBURY DR

RIVA, MD 21140
4 / 1
Baths
2,253 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
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

$809K
$788K low$830K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$612,000 · May 22, 2019
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$176,114
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$140,891
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.80%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$632,625
WEST TOWN BANK & TRUST · recorded Feb 9, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,078 (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.$601,800 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$576,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$626,800

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.17
60
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
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.24 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.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.0.23
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Yes
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, Built-in
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 252 ft²Porch · 344 ft²

Transaction History(3)

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

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

H
South River High SchoolA-
High · Grades 9–12 · 2.2 mi
M
Central Middle SchoolA-
Middle · Grades 6–8 · 2.5 mi
E
Davidsonville Elementary SchoolA
Elementary · Grades KG–5 · 3.4 mi

District: Anne Arundel County Public Schools

Neighborhood · ZIP 21140These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.1.4%
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.1,547 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,675
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$180,517
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

400 Westbury Dr 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 83% of homes in Anne Arundel County
  • Costs more per square foot than 72% of homes in Anne Arundel County
  • Bigger than 75% of homes in Anne Arundel County
  • Has a smaller lot than 73% of homes in Riva 21140

What homes are worth in Riva 21140

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

This home
$309K$1.7M

This home is worth more than 70% of homes in Riva 21140.

How it measures up in Riva 21140

The dot is this home. The mark in the middle is the typical home in Riva 21140.

Estimated value$808,739
CheaperTypical $668,559Pricier

Pricier than 70% of homes nearby

Price per ft²$359
CheaperTypical $339Pricier

Pricier than 63% of homes nearby

Living area2,253 ft²
SmallerTypical 2,105 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.23 ac
SmallerTypical 0.28 acBigger

Bigger than 27% of homes nearby

Year built1979
OlderTypical 1979Newer

Newer than 52% of homes nearby

How 400 Westbury Dr ranks against every home in each area.
MeasureThis homeRiva 21140Anne Arundel County
Estimated valuepricier than$808,73970% of homes83% of homes
Price per ft²pricier than$35963% of homes72% of homes
Living areabigger than2,253 ft²58% of homes75% of homes
Lot sizebigger than0.23 ac27% of homes56% of homes
Year builtnewer than197952% of homes45% of homes

About 400 Westbury Dr

How much is 400 Westbury Dr, Riva, MD worth?

The TopHap Estimate for 400 Westbury Dr, Riva, MD is $808,739 as of Jul 14, 2026. The likely range is $787,700 to $829,778. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 400 Westbury Dr, Riva, MD last sell?

400 Westbury Dr, Riva, MD last sold on May 22, 2019 for $612,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 400 Westbury Dr, Riva, MD?

400 Westbury Dr, Riva, MD has 4 bathrooms, 2,253 square feet of living space and a 0.23-acre lot.

When was 400 Westbury Dr, Riva, MD built?

400 Westbury Dr, Riva, MD was built in 1979, making it 47 years old. It is a conventional home. The building has 2 stories.

What schools serve 400 Westbury Dr, Riva, MD?

400 Westbury Dr, Riva, MD is assigned to South River High School (high), rated A-; Central Middle School (middle), rated A-; Davidsonville Elementary School (elementary), rated A. All sit in Anne Arundel County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 400 Westbury Dr, Riva, MD compare to other homes in Riva 21140?

Among the 1,406 homes in Riva 21140, it is worth more than 70% of them ($808,739 against a typical $668,559), its price per square foot is higher than 63% of them ($359 against a typical $339), it is bigger than 58% of them (2,253 ft² against a typical 2,105 ft²), its lot is bigger than 27% of them (0.23 ac against a typical 0.28 ac) and it is newer than 52% of them (1979 against a typical 1979). Measured against all of Anne Arundel County, it is worth more than 83% 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 400 Westbury Dr, Riva, MD?

The 2025 property tax bill for 400 Westbury Dr, Riva, MD was $7,078. The county assessed it at $601,800.

Closest homes

More homes in Riva 21140

Assigned schools

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