Skip to content
Skip to content
TopHapOpen in map
CondominiumResidential
$434,997$1,082 / 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 88How 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 $550,000 on Nov 28, 2022

3100 N ST NW UNIT 4

WASHINGTON, DC 20007
Building report
1
Beds
1
Baths
402 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.
142 ft²
Lot SizeThe size of the land the home sits on, from county records.
1909
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

$435K
$384K low$486K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · Nov 28, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$914 (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.$503,190 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$150,960
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$352,230
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$473,390
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$503,190

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.0.00
HeatingThe type of heating system in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
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(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
Hyde-Addison Elementary SchoolA+
Elementary · Grades EE–5 · 0.2 mi
M
Hardy Middle SchoolA
Middle · Grades 6–8 · 0.7 mi
H
MacArthur High SchoolC+
High · Grades 9–12 · 1.9 mi

District: District of Columbia Public Schools

Neighborhood · ZIP 20007These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.97
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.32

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.89%
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.7.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.31,079
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,506 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$160,193
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$224,111
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%

Owner Tools

Do you own this home?
Claim this home

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

3100 N St Nw Unit 4 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 92% of homes in Georgetown
  • Costs more per square foot than 97% of homes in District of Columbia County
  • Among the smallest homes in Georgetown
  • Has a smaller lot than 97% of homes in Washington 20007
  • Older than 86% of homes in District of Columbia County

What homes are worth in Washington 20007

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

This home
$216K$5.8M

This home is worth more than 20% of homes in Washington 20007.

How it measures up in Washington 20007

The dot is this home. The mark in the middle is the typical home in Washington 20007.

Estimated value$434,997
CheaperTypical $1,252,647Pricier

Pricier than 20% of homes nearby

Price per ft²$1082
CheaperTypical $797Pricier

Pricier than 80% of homes nearby

Living area402 ft²
SmallerTypical 1,467 ft²Bigger

Smaller than almost all homes nearby

Lot size142 ft²
SmallerTypical 1,568 ft²Bigger

Bigger than 3% of homes nearby

Year built1909
OlderTypical 1938Newer

Newer than 23% of homes nearby

How 3100 N St Nw Unit 4 ranks against every home in each area.
MeasureThis homeGeorgetownWashington 20007District of Columbia County
Estimated valuepricier than$434,9978% of homes20% of homes33% of homes
Price per ft²pricier than$108256% of homes80% of homes97% of homes
Living areabigger than402 ft²almost no homesalmost no homesalmost no homes
Lot sizebigger than142 ft²4% of homes3% of homes6% of homes
Year builtnewer than190956% of homes23% of homes14% of homes

About 3100 N St Nw Unit 4

How much is 3100 N St Nw Unit 4, Washington, DC worth?

The TopHap Estimate for 3100 N St Nw Unit 4, Washington, DC is $434,997 as of Sep 24, 2026. The likely range is $383,686 to $486,308. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3100 N St Nw Unit 4, Washington, DC last sell?

3100 N St Nw Unit 4, Washington, DC last sold on Nov 28, 2022 for $550,000, according to the county's recorded deed.

How big is 3100 N St Nw Unit 4, Washington, DC?

3100 N St Nw Unit 4, Washington, DC has 1 bedrooms, 1 bathrooms, 402 square feet of living space and a 0.00-acre lot.

When was 3100 N St Nw Unit 4, Washington, DC built?

3100 N St Nw Unit 4, Washington, DC was built in 1909, making it 117 years old.

What schools serve 3100 N St Nw Unit 4, Washington, DC?

3100 N St Nw Unit 4, Washington, DC is assigned to Hyde-Addison Elementary School (elementary), rated A+; Hardy Middle School (middle), rated A; MacArthur 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 3100 N St Nw Unit 4, Washington, DC compare to other homes in Washington 20007?

Among the 9,902 homes in Washington 20007, it is worth more than 20% of them ($434,997 against a typical $1,252,647), its price per square foot is higher than 80% of them ($1082 against a typical $797), it is bigger than almost none of them (402 ft² against a typical 1,467 ft²), its lot is bigger than 3% of them (142 ft² against a typical 1,568 ft²) and it is newer than 23% of them (1909 against a typical 1938). Measured against all of District of Columbia County, it is worth more than 33% 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 3100 N St Nw Unit 4, Washington, DC?

The 2025 property tax bill for 3100 N St Nw Unit 4, Washington, DC was $914. The county assessed it at $503,190.

More homes on N St Nw Unit 4

Closest homes

More homes in Washington 20007

Assigned schools

Explore the area

See this home in context

Open 3100 N St Nw Unit 4 on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map