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CondominiumResidential
$436,050$407 / 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 98How 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
Last sold for $132,434 on May 5, 2004

21 O ST SW

WASHINGTON, DC 20024
2
Beds
2 / 1
Baths
1,072 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.
2,356 ft²
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$436K
$427K low$446K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$132,434 · May 5, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,611 (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.$558,090 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$167,430
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$390,660
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$569,680
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$558,090

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyDistrict Of Columbia
Lot (acres)The size of the land the home sits on, from county records.0.05
HeatingThe type of heating system in the home.None
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Open
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Van Ness Elementary SchoolB-
Elementary · Grades EE–5 · 0.7 mi
M
Jefferson Middle School AcademyB-
Middle · Grades 6–8 · 0.8 mi
H
Eastern High SchoolC-
High · Grades 9–12 · 2.0 mi

District: District of Columbia Public Schools

Neighborhood · ZIP 20024These 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.148
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.9%
PopulationHow many people live in this area.14,575
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16,304 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$101,490
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$126,933
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.42 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

21 O St Sw 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 66% of homes in District of Columbia County
  • Costs less per square foot than 72% of homes in District of Columbia County
  • Has a bigger lot than 92% of homes in Washington 20024
  • Newer than 87% of homes in District of Columbia County

What homes are worth in Washington 20024

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

This home
$173K$1.9M

This home is worth more than 57% of homes in Washington 20024.

How it measures up in Washington 20024

The dot is this home. The mark in the middle is the typical home in Washington 20024.

Estimated value$436,050
CheaperTypical $384,662Pricier

Pricier than 57% of homes nearby

Price per ft²$407
CheaperTypical $431Pricier

Pricier than 42% of homes nearby

Living area1,072 ft²
SmallerTypical 922 ft²Bigger

Bigger than 58% of homes nearby

Lot size2,356 ft²
SmallerTypical 479 ft²Bigger

Bigger than 92% of homes nearby

Year built2004
OlderTypical 1967Newer

Newer than 79% of homes nearby

How 21 O St Sw ranks against every home in each area.
MeasureThis homeWashington 20024District of Columbia County
Estimated valuepricier than$436,05057% of homes34% of homes
Price per ft²pricier than$40742% of homes28% of homes
Living areabigger than1,072 ft²58% of homes36% of homes
Lot sizebigger than2,356 ft²92% of homes67% of homes
Year builtnewer than200479% of homes87% of homes

About 21 O St Sw

How much is 21 O St Sw, Washington, DC worth?

The TopHap Estimate for 21 O St Sw, Washington, DC is $436,050 as of Oct 21, 2026. The likely range is $426,511 to $445,589. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 O St Sw, Washington, DC last sell?

21 O St Sw, Washington, DC last sold on May 5, 2004 for $132,434, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 O St Sw, Washington, DC?

21 O St Sw, Washington, DC has 2 bedrooms, 2 bathrooms, 1,072 square feet of living space and a 0.05-acre lot.

When was 21 O St Sw, Washington, DC built?

21 O St Sw, Washington, DC was built in 2004, making it 22 years old.

What schools serve 21 O St Sw, Washington, DC?

21 O St Sw, Washington, DC is assigned to Van Ness Elementary School (elementary), rated B-; Jefferson Middle School Academy (middle), rated B-; Eastern High School (high), rated C-. All sit in District of Columbia Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 O St Sw, Washington, DC compare to other homes in Washington 20024?

Among the 3,545 homes in Washington 20024, it is worth more than 57% of them ($436,050 against a typical $384,662), its price per square foot is higher than 42% of them ($407 against a typical $431), it is bigger than 58% of them (1,072 ft² against a typical 922 ft²), its lot is bigger than 92% of them (2,356 ft² against a typical 479 ft²) and it is newer than 79% of them (2004 against a typical 1967). Measured against all of District of Columbia County, it is worth more than 34% 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 21 O St Sw, Washington, DC?

The 2025 property tax bill for 21 O St Sw, Washington, DC was $4,611. The county assessed it at $558,090.

More homes on O St Sw

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Assigned schools

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