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Office BuildingCommercial
Last sold for $404,000,000 on Mar 6, 2017

1120 20TH ST NW

WASHINGTON, DC 20036
0
Baths
331,554 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.
1.04 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.
10
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$404,000,000 · Mar 6, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,185,369 (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.$115,627,980 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$65,899,550
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$49,728,430
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$122,805,940
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$115,627,980

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.75 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.Office Building
CountyDistrict Of Columbia
Lot (acres)The size of the land the home sits on, from county records.1.04
ConstructionThe main material the home's frame and walls are built from.Tilt-Up Concrete
HeatingThe type of heating system in the home.None
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
School Without Walls @ Francis-Stevens Education CampusA-
Elementary · Grades EE–8 · 0.4 mi
H
Cardozo Education CampusD-
High · Grades 7–12 · 1.5 mi

District: District of Columbia Public Schools

Neighborhood · ZIP 20036These 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.141
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.6,787
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.21,648 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$107,467
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,289
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

1120 20th St Nw 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 homes in Dupont Circle / Connecticut Avenue / K Street
  • Among the largest lots in Dupont Circle / Connecticut Avenue / K Street
  • Newer than 89% of homes in Dupont Circle / Connecticut Avenue / K Street

How it measures up in Washington 20036

The dot is this home. The mark in the middle is the typical home in Washington 20036.

Living area331,554 ft²
SmallerTypical 581 ft²Bigger

Bigger than almost all homes nearby

Lot size1.04 ac
SmallerTypical 131 ft²Bigger

Bigger than almost all homes nearby

Year built1980
OlderTypical 1963Newer

Newer than 85% of homes nearby

How 1120 20th St Nw ranks against every home in each area.
MeasureThis homeDupont Circle / Connecticut Avenue / K StreetWashington 20036District of Columbia County
Living areabigger than331,554 ft²almost all homesalmost all homesalmost all homes
Lot sizebigger than1.04 acalmost all homesalmost all homesalmost all homes
Year builtnewer than198089% of homes85% of homes79% of homes

About 1120 20th St Nw

When did 1120 20th St Nw, Washington, DC last sell?

1120 20th St Nw, Washington, DC last sold on Mar 6, 2017 for $404,000,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1120 20th St Nw, Washington, DC?

1120 20th St Nw, Washington, DC has 331,554 square feet of living space and a 1.04-acre lot.

When was 1120 20th St Nw, Washington, DC built?

1120 20th St Nw, Washington, DC was built in 1980, making it 46 years old. The building has 10 stories.

What schools serve 1120 20th St Nw, Washington, DC?

1120 20th St Nw, Washington, DC is assigned to School Without Walls @ Francis-Stevens Education Campus (elementary), rated A-; Cardozo Education Campus (high), rated D-. All sit in District of Columbia Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1120 20th St Nw, Washington, DC compare to other homes in Washington 20036?

Among the 2,665 homes in Washington 20036, it is bigger than almost all of them (331,554 ft² against a typical 581 ft²), its lot is bigger than almost all of them (1.04 ac against a typical 131 ft²) and it is newer than 85% of them (1980 against a typical 1963). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1120 20th St Nw, Washington, DC?

The 2025 property tax bill for 1120 20th St Nw, Washington, DC was $2,185,369. The county assessed it at $115,627,980.

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Assigned schools

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