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Single Family ResidenceResidential
$296,758$223 / 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 92How 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

3840 HALLEY TER SE

WASHINGTON, DC 20032
3
Beds
1
Baths
1,332 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.
3,185 ft²
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$297K
$273K low$321K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$310,020 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$150,360
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$159,660
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$298,750
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$310,020

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDistrict Of Columbia
Lot (acres)The size of the land the home sits on, from county records.0.07
RoofThe main material covering the roof, such as asphalt shingle or tile.Metal
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.None
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 45 ft²

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
Simon Elementary SchoolD
Elementary · Grades EE–5 · 0.4 mi
H
Ballou High SchoolF
High · Grades 9–12 · 0.4 mi
M
Hart Middle SchoolC-
Middle · Grades 6–8 · 0.6 mi

District: District of Columbia Public Schools

Neighborhood · ZIP 20032These 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.135
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 100.37

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.9.8%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.24%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.37,987
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,940 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$55,170
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$79,190
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.41 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

3840 Halley Ter Se 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 87% of homes in District of Columbia County
  • Costs less per square foot than 96% of homes in District of Columbia County
  • Has a bigger lot than 77% of homes in District of Columbia County
  • Newer than 69% of homes in District of Columbia County

What homes are worth in Washington 20032

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

This home
$84K$668K

This home is worth more than 37% of homes in Washington 20032.

How it measures up in Washington 20032

The dot is this home. The mark in the middle is the typical home in Washington 20032.

Estimated value$296,758
CheaperTypical $340,000Pricier

Pricier than 37% of homes nearby

Price per ft²$223
CheaperTypical $277Pricier

Pricier than 25% of homes nearby

Living area1,332 ft²
SmallerTypical 1,216 ft²Bigger

Bigger than 61% of homes nearby

Lot size3,185 ft²
SmallerTypical 2,439 ft²Bigger

Bigger than 68% of homes nearby

Year built1957
OlderTypical 1950Newer

Newer than 66% of homes nearby

How 3840 Halley Ter Se ranks against every home in each area.
MeasureThis homeWashington 20032District of Columbia County
Estimated valuepricier than$296,75837% of homes13% of homes
Price per ft²pricier than$22325% of homes4% of homes
Living areabigger than1,332 ft²61% of homes55% of homes
Lot sizebigger than3,185 ft²68% of homes77% of homes
Year builtnewer than195766% of homes69% of homes

About 3840 Halley Ter Se

How much is 3840 Halley Ter Se, Washington, DC worth?

The TopHap Estimate for 3840 Halley Ter Se, Washington, DC is $296,758 as of Sep 24, 2026. The likely range is $272,670 to $320,846. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3840 Halley Ter Se, Washington, DC last sell?

3840 Halley Ter Se, Washington, DC last sold on May 1, 2008, according to the county's recorded deed.

How big is 3840 Halley Ter Se, Washington, DC?

3840 Halley Ter Se, Washington, DC has 3 bedrooms, 1 bathrooms, 1,332 square feet of living space and a 0.07-acre lot.

When was 3840 Halley Ter Se, Washington, DC built?

3840 Halley Ter Se, Washington, DC was built in 1957, making it 69 years old. The building has 2 stories.

What schools serve 3840 Halley Ter Se, Washington, DC?

3840 Halley Ter Se, Washington, DC is assigned to Simon Elementary School (elementary), rated D; Ballou High School (high), rated F; Hart Middle School (middle), rated C-. All sit in District of Columbia Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3840 Halley Ter Se, Washington, DC compare to other homes in Washington 20032?

Among the 5,630 homes in Washington 20032, it is worth more than 37% of them ($296,758 against a typical $340,000), its price per square foot is higher than 25% of them ($223 against a typical $277), it is bigger than 61% of them (1,332 ft² against a typical 1,216 ft²), its lot is bigger than 68% of them (3,185 ft² against a typical 2,439 ft²) and it is newer than 66% of them (1957 against a typical 1950). Measured against all of District of Columbia County, it is worth more than 13% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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