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Single Family ResidenceResidential
$1,206,931$409 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $830,000 on Sep 19, 2019

1247 RESTON AVE

HERNDON, VA 20170
4
Beds
5 / 1
Baths
2,948 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1999
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1.2M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$830,000 · Sep 19, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,406 (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.$986,660 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$340,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$646,660
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$971,460
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$986,660

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Split Level
CountyFairfax
Lot (acres)The size of the land the home sits on, from county records.0.23
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
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.Garage, Attached
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.Deck · 300 ft²Patio · 300 ft²Porch · 40 ft²

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
Armstrong Elementary SchoolB
Elementary · Grades KG–6 · 0.9 mi
H
Herndon High SchoolD-
High · Grades 9–12 · 1.6 mi
M
Herndon Middle SchoolD
Middle · Grades 7–8 · 2.9 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 20170These 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.78
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.40

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.43,831
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,979 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$149,422
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$172,691
Average tempThe average temperature here across a full year.54°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.63%

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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

1247 Reston Ave 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 93% of homes in Herndon 20170
  • Costs more per square foot than 72% of homes in Herndon 20170
  • Bigger than 88% of homes in Herndon 20170
  • Newer than 90% of homes in Herndon 20170

What homes are worth in Herndon 20170

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

This home
$293K$1.6M

This home is worth more than 93% of homes in Herndon 20170.

How it measures up in Herndon 20170

The dot is this home. The mark in the middle is the typical home in Herndon 20170.

Estimated value$1,206,931
CheaperTypical $709,393Pricier

Pricier than 93% of homes nearby

Price per ft²$409
CheaperTypical $371Pricier

Pricier than 72% of homes nearby

Living area2,948 ft²
SmallerTypical 1,657 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.23 ac
SmallerTypical 0.22 acBigger

Bigger than 53% of homes nearby

Year built1999
OlderTypical 1983Newer

Newer than 90% of homes nearby

How 1247 Reston Ave ranks against every home in each area.
MeasureThis homeHerndon 20170Fairfax County
Estimated valuepricier than$1,206,93193% of homes82% of homes
Price per ft²pricier than$40972% of homes41% of homes
Living areabigger than2,948 ft²88% of homes84% of homes
Lot sizebigger than0.23 ac53% of homes45% of homes
Year builtnewer than199990% of homes84% of homes

About 1247 Reston Ave

How much is 1247 Reston Ave, Herndon, VA worth?

The TopHap Estimate for 1247 Reston Ave, Herndon, VA is $1,206,931 as of Jul 14, 2026. The likely range is $1,165,039 to $1,248,823. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1247 Reston Ave, Herndon, VA last sell?

1247 Reston Ave, Herndon, VA last sold on Sep 19, 2019 for $830,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1247 Reston Ave, Herndon, VA?

1247 Reston Ave, Herndon, VA has 4 bedrooms, 5 bathrooms, 2,948 square feet of living space and a 0.23-acre lot.

When was 1247 Reston Ave, Herndon, VA built?

1247 Reston Ave, Herndon, VA was built in 1999, making it 27 years old. It is a split level home. The building has 2 stories.

What schools serve 1247 Reston Ave, Herndon, VA?

1247 Reston Ave, Herndon, VA is assigned to Armstrong Elementary School (elementary), rated B; Herndon High School (high), rated D-; Herndon Middle School (middle), rated D. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1247 Reston Ave, Herndon, VA compare to other homes in Herndon 20170?

Among the 11,451 homes in Herndon 20170, it is worth more than 93% of them ($1,206,931 against a typical $709,393), its price per square foot is higher than 72% of them ($409 against a typical $371), it is bigger than 88% of them (2,948 ft² against a typical 1,657 ft²), its lot is bigger than 53% of them (0.23 ac against a typical 0.22 ac) and it is newer than 90% of them (1999 against a typical 1983). Measured against all of Fairfax County, it is worth more than 82% 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 1247 Reston Ave, Herndon, VA?

The 2025 property tax bill for 1247 Reston Ave, Herndon, VA was $11,406. The county assessed it at $986,660.

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