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Single Family ResidenceResidential
$351,563$194 / 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 75How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 23, 2026
Last sold for $147,000 on Jul 29, 2010

311 RIVERSIDE DR

BALTIMORE, MD 21221
4
Baths
1,812 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.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1924
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$352K
$264K low$439K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$147,000 · Jul 29, 2010
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.$351,563
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$281,250

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,745 (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.$231,867 (2025)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$215,733
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$248,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.29 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyBaltimore
Lot (acres)The size of the land the home sits on, from county records.0.46
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
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
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 ft²Porch · 168 ft²

Transaction History(2)

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.

E
Sussex Elementary SchoolD+
Elementary · Grades EE–5 · 0.3 mi
M
Deep Creek Middle SchoolC-
Middle · Grades 6–8 · 1.4 mi
H
Chesapeake High SchoolD+
High · Grades 9–12 · 3.2 mi

District: Baltimore County Public Schools

Neighborhood · ZIP 21221These 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.123
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.44

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.42,396
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,898 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$76,330
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,410
Average tempThe average temperature here across a full year.56°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

311 Riverside 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 68% of homes in Essex 21221
  • Costs less per square foot than 78% of homes in Baltimore County
  • Bigger than 79% of homes in Essex 21221
  • Has a bigger lot than 91% of homes in Essex 21221
  • Older than 96% of homes in Baltimore County

What homes are worth in Essex 21221

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

This home
$143K$749K

This home is worth more than 68% of homes in Essex 21221.

How it measures up in Essex 21221

The dot is this home. The mark in the middle is the typical home in Essex 21221.

Estimated value$351,563
CheaperTypical $284,698Pricier

Pricier than 68% of homes nearby

Price per ft²$194
CheaperTypical $211Pricier

Pricier than 34% of homes nearby

Living area1,812 ft²
SmallerTypical 1,236 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.46 ac
SmallerTypical 0.16 acBigger

Bigger than 91% of homes nearby

Year built1924
OlderTypical 1957Newer

Newer than 6% of homes nearby

How 311 Riverside Dr ranks against every home in each area.
MeasureThis homeEssex 21221Baltimore County
Estimated valuepricier than$351,56368% of homes48% of homes
Price per ft²pricier than$19434% of homes22% of homes
Living areabigger than1,812 ft²79% of homes68% of homes
Lot sizebigger than0.46 ac91% of homes81% of homes
Year builtnewer than19246% of homes4% of homes

About 311 Riverside Dr

How much is 311 Riverside Dr, Baltimore, MD worth?

The TopHap Estimate for 311 Riverside Dr, Baltimore, MD is $351,563 as of Jun 23, 2026. The likely range is $263,672 to $439,453. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 311 Riverside Dr, Baltimore, MD last sell?

311 Riverside Dr, Baltimore, MD last sold on Jul 29, 2010 for $147,000, according to the county's recorded deed.

How big is 311 Riverside Dr, Baltimore, MD?

311 Riverside Dr, Baltimore, MD has 4 bathrooms, 1,812 square feet of living space and a 0.46-acre lot.

When was 311 Riverside Dr, Baltimore, MD built?

311 Riverside Dr, Baltimore, MD was built in 1924, making it 102 years old. It is a conventional home. The building has 1 story.

What schools serve 311 Riverside Dr, Baltimore, MD?

311 Riverside Dr, Baltimore, MD is assigned to Sussex Elementary School (elementary), rated D+; Deep Creek Middle School (middle), rated C-; Chesapeake High School (high), rated D+. All sit in Baltimore County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 311 Riverside Dr, Baltimore, MD compare to other homes in Essex 21221?

Among the 12,643 homes in Essex 21221, it is worth more than 68% of them ($351,563 against a typical $284,698), its price per square foot is higher than 34% of them ($194 against a typical $211), it is bigger than 79% of them (1,812 ft² against a typical 1,236 ft²), its lot is bigger than 91% of them (0.46 ac against a typical 0.16 ac) and it is newer than 6% of them (1924 against a typical 1957). Measured against all of Baltimore County, it is worth more than 48% 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 311 Riverside Dr, Baltimore, MD?

The 2025 property tax bill for 311 Riverside Dr, Baltimore, MD was $3,745. The county assessed it at $231,867.

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Closest homes

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Assigned schools

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See this home in context

Open 311 Riverside Dron TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

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