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CondominiumResidential
$560,124$841 / 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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $590,000 on Jan 15, 2025

1634 S ST NW UNIT 1

WASHINGTON, DC 20009
Building report
2
Beds
2 / 1
Baths
666 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.
228 ft²
Lot SizeThe size of the land the home sits on, from county records.
1885
Year BuiltThe year the home was originally built, according to county records.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$560K
$505K low$615K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$590,000 · Jan 15, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,256 (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.$606,250 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$181,870
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$424,380
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$606,250

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.38
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
82
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
78
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.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.2024
Lot (acres)The size of the land the home sits on, from county records.0.01
GarageWhether the property has a garage, and details like whether it is attached to the home.No Garage

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
Ross Elementary SchoolA
Elementary · Grades EE–5 · 0.2 mi
H
Cardozo Education CampusD+
High · Grades 7–12 · 0.7 mi
M
School Without Walls @ Francis-Stevens Education CampusA-
Middle · Grades EE–8 · 0.9 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

1634 S St Nw Unit 1 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 69% of homes in Dupont Circle / Connecticut Avenue / K Street
  • Costs more per square foot than 90% of homes in District of Columbia County
  • Smaller than 88% of homes in District of Columbia County
  • Has a smaller lot than 89% of homes in District of Columbia County
  • Older than 98% 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
$239K$2.2M

This home is worth more than 51% 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$560,124
CheaperTypical $554,311Pricier

Pricier than 51% of homes nearby

Price per ft²$841
CheaperTypical $671Pricier

Pricier than 88% of homes nearby

Living area666 ft²
SmallerTypical 921 ft²Bigger

Bigger than 28% of homes nearby

Lot size228 ft²
SmallerTypical 436 ft²Bigger

Bigger than 23% of homes nearby

Year built1885
OlderTypical 1915Newer

Newer than 5% of homes nearby

How 1634 S St Nw Unit 1 ranks against every home in each area.
MeasureThis homeDupont Circle / Connecticut Avenue / K StreetWashington 20009District of Columbia County
Estimated valuepricier than$560,12469% of homes51% of homes49% of homes
Price per ft²pricier than$84188% of homes88% of homes90% of homes
Living areabigger than666 ft²44% of homes28% of homes12% of homes
Lot sizebigger than228 ft²52% of homes23% of homes11% of homes
Year builtnewer than18858% of homes5% of homes2% of homes

About 1634 S St Nw Unit 1

How much is 1634 S St Nw Unit 1, Washington, DC worth?

The TopHap Estimate for 1634 S St Nw Unit 1, Washington, DC is $560,124 as of Sep 24, 2026. The likely range is $504,751 to $615,497. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1634 S St Nw Unit 1, Washington, DC last sell?

1634 S St Nw Unit 1, Washington, DC last sold on Jan 15, 2025 for $590,000, according to the county's recorded deed.

How big is 1634 S St Nw Unit 1, Washington, DC?

1634 S St Nw Unit 1, Washington, DC has 2 bedrooms, 2 bathrooms, 666 square feet of living space and a 0.01-acre lot.

When was 1634 S St Nw Unit 1, Washington, DC built?

1634 S St Nw Unit 1, Washington, DC was built in 1885, making it 141 years old.

What schools serve 1634 S St Nw Unit 1, Washington, DC?

1634 S St Nw Unit 1, Washington, DC is assigned to Ross Elementary School (elementary), rated A; Cardozo Education Campus (high), rated D+; School Without Walls @ Francis-Stevens Education Campus (middle), rated A-. All sit in District of Columbia Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1634 S St Nw Unit 1, Washington, DC compare to other homes in Washington 20009?

Among the 14,472 homes in Washington 20009, it is worth more than 51% of them ($560,124 against a typical $554,311), its price per square foot is higher than 88% of them ($841 against a typical $671), it is bigger than 28% of them (666 ft² against a typical 921 ft²), its lot is bigger than 23% of them (228 ft² against a typical 436 ft²) and it is newer than 5% of them (1885 against a typical 1915). Measured against all of District of Columbia County, it is worth more than 49% 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 1634 S St Nw Unit 1, Washington, DC?

The 2025 property tax bill for 1634 S St Nw Unit 1, Washington, DC was $4,256. The county assessed it at $606,250.

More homes on S St Nw Unit 1

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