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CondominiumResidential
$411,248$641 / 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

2456 20TH ST NW APT 408

WASHINGTON, DC 20009
Building report
1
Beds
1
Baths
642 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.
319 ft²
Lot SizeThe size of the land the home sits on, from county records.
1923
Year BuiltThe year the home was originally built, according to county records.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$411K
$401K low$421K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,199 (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.$392,030 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$117,610
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$274,420
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$396,520
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$392,030

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyDistrict Of Columbia
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1980
Lot (acres)The size of the land the home sits on, from county records.0.01
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.No Garage
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Oyster-Adams Bilingual School
Elementary · Grades PK–8 · 0.5 mi
H
Jackson-Reed High SchoolA
High · Grades 9–12 · 2.5 mi

District: District of Columbia Public Schools

Neighborhood · ZIP 20009These 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.117
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 100.33

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.92%
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.8.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.2.0%
PopulationHow many people live in this area.54,451
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.42,372 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,098
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$168,293
Average tempThe average temperature here across a full year.56°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.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

2456 20th St Nw Apt 408 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 77% of homes in Kalorama
  • Costs less per square foot than 69% of homes in Kalorama
  • Smaller than 89% of homes in District of Columbia County
  • Has a smaller lot than 84% of homes in District of Columbia County
  • Older than 70% of homes in District of Columbia County

What homes are worth in Washington 20009

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

This home
$241K$2.2M

This home is worth more than 25% of homes in Washington 20009.

How it measures up in Washington 20009

The dot is this home. The mark in the middle is the typical home in Washington 20009.

Estimated value$411,248
CheaperTypical $563,847Pricier

Pricier than 25% of homes nearby

Price per ft²$641
CheaperTypical $677Pricier

Pricier than 37% of homes nearby

Living area642 ft²
SmallerTypical 920 ft²Bigger

Bigger than 26% of homes nearby

Lot size319 ft²
SmallerTypical 436 ft²Bigger

Bigger than 37% of homes nearby

Year built1923
OlderTypical 1915Newer

Newer than 60% of homes nearby

How 2456 20th St Nw Apt 408 ranks against every home in each area.
MeasureThis homeKaloramaWashington 20009District of Columbia County
Estimated valuepricier than$411,24823% of homes25% of homes30% of homes
Price per ft²pricier than$64131% of homes37% of homes69% of homes
Living areabigger than642 ft²21% of homes26% of homes11% of homes
Lot sizebigger than319 ft²30% of homes37% of homes16% of homes
Year builtnewer than192367% of homes60% of homes30% of homes

About 2456 20th St Nw Apt 408

How much is 2456 20th St Nw Apt 408, Washington, DC worth?

The TopHap Estimate for 2456 20th St Nw Apt 408, Washington, DC is $411,248 as of Oct 21, 2026. The likely range is $401,197 to $421,299. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 2456 20th St Nw Apt 408, Washington, DC?

2456 20th St Nw Apt 408, Washington, DC has 1 bedrooms, 1 bathrooms, 642 square feet of living space and a 0.01-acre lot.

When was 2456 20th St Nw Apt 408, Washington, DC built?

2456 20th St Nw Apt 408, Washington, DC was built in 1923, making it 103 years old.

What schools serve 2456 20th St Nw Apt 408, Washington, DC?

2456 20th St Nw Apt 408, Washington, DC is assigned to Oyster-Adams Bilingual School (elementary); Jackson-Reed High School (high), rated A. All sit in District of Columbia Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2456 20th St Nw Apt 408, Washington, DC compare to other homes in Washington 20009?

Among the 14,473 homes in Washington 20009, it is worth more than 25% of them ($411,248 against a typical $563,847), its price per square foot is higher than 37% of them ($641 against a typical $677), it is bigger than 26% of them (642 ft² against a typical 920 ft²), its lot is bigger than 37% of them (319 ft² against a typical 436 ft²) and it is newer than 60% of them (1923 against a typical 1915). Measured against all of District of Columbia County, it is worth more than 30% 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 2456 20th St Nw Apt 408, Washington, DC?

The 2025 property tax bill for 2456 20th St Nw Apt 408, Washington, DC was $3,199. The county assessed it at $392,030.

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