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CondominiumResidential

11701 Karbon Hill Ct

RESTON, VA 20191
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 19865 floors10 units952–1,154 ft²
$3.4M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$342K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$339
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-14.5%vs the Reston ZIP median sale $/ft² ($397)

Sales Performance

$320K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
-8.6%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
1
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
10.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+1.9%per yeartypical hold 5.5 yrsfrom 8 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
20052009201120132019202220232026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
20052009201120132019202220232026

17 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
$320K$334K$347K$360K952 ft²992 ft²1,033 ft²1,073 ft²1,114 ft²1,154 ft²
2 bd
2 bed
10 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
2 bd · 1 ba · 952 ft²
3 units
2 bd · 2 ba · 952 ft²
3 units
2 bd · 1 ba · 1,154 ft²
2 units
2 bd · 2 ba · 1,154 ft²
2 units

Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.

$320K–$320K
1 unit
$326K–$326K
1 unit
$337K–$338K
2 units
$340K–$345K
2 units
$354K–$354K
2 units
$360K–$360K
2 units

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.50%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.40%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.4.0 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.33%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.45%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$365,114
Median tax billThe middle annual property tax bill among the building's units.$4,291
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Recent SalesThe latest recorded arms-length sales in the building, newest first.

Unit 508AAug 21, 2026$319,900Unit 503AJun 3, 2025$350,000Unit 509AOct 10, 2023$319,990Unit 502AFeb 28, 2023$320,000Unit KNov 18, 2022$319,999Unit 504ASep 12, 2022$306,000Unit 509AApr 19, 2021$311,250Unit 502AJul 31, 2019$252,500Unit JJul 22, 2019$291,000Unit JMay 23, 2016$270,000

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyFAIRFAX
Lot (acres)The size of the land the home sits on, from county records.0.24
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.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Buildable
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 116 ft²

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Terraset Elementary SchoolB
Elementary · Grades PK–6 · 0.5 mi
H
South Lakes High SchoolB+
High · Grades 9–12 · 0.7 mi
M
Hughes Middle SchoolB+
Middle · Grades 7–8 · 0.7 mi

District: Fairfax County Public Schools

Neighborhood · ZIP 20191These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.30,650
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,674 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$138,723
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$166,233
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.44 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.63%

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

11701 Karbon Hill Ct Apt G
2 bd · 2 ba · 952 ft²
$338K
11701 Karbon Hill Ct Apt J
2 bd · 1 ba · 1,154 ft²
$354K
11701 Karbon Hill Ct Apt K
2 bd · 2 ba · 1,154 ft²
$354K
11701 Karbon Hill Ct # 502a
2 bd · 1 ba · 952 ft²
$345K
11701 Karbon Hill Ct # 503a
2 bd · 2 ba · 952 ft²
$360K
11701 Karbon Hill Ct # 504a
2 bd · 1 ba · 952 ft²
$326K
11701 Karbon Hill Ct # 505a
2 bd · 2 ba · 1,154 ft²
$360K
11701 Karbon Hill Ct # 508a
2 bd · 2 ba · 952 ft²
$320K
11701 Karbon Hill Ct # 509a
2 bd · 1 ba · 952 ft²
$340K
11701 Karbon Hill Ct # 511a
2 bd · 1 ba · 1,154 ft²
$337K

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 11701 Karbon Hill Ct

How many units are in 11701 Karbon Hill Ct, Reston, VA?

11701 Karbon Hill Ct, Reston, VA has 10 residential units across 5 floors, built in 1986, according to county assessor records.

What is a unit at 11701 Karbon Hill Ct, Reston, VA worth?

The median TopHap Estimate across the 10 units at 11701 Karbon Hill Ct, Reston, VA is $342,424. That works out to $339 per square foot. Units run from 952 to 1,154 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 11701 Karbon Hill Ct, Reston, VA expensive for Reston?

Units at 11701 Karbon Hill Ct, Reston, VA carry a median of $339 per square foot, 14% below the Reston median of $397 per square foot.

How often do units sell at 11701 Karbon Hill Ct, Reston, VA?

1 units at 11701 Karbon Hill Ct, Reston, VA sold in the last 12 months, out of 17 recorded arms-length sales all time. That is a turnover rate of 10.0% of the building per year. The median sale over that period was $320K.

Have units at 11701 Karbon Hill Ct, Reston, VA appreciated?

Across 8 repeat sales of the same unit, 11701 Karbon Hill Ct, Reston, VA returned a median 1.9% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 5.5 years.

What floor plans does 11701 Karbon Hill Ct, Reston, VA have?

The most common plan at 11701 Karbon Hill Ct, Reston, VA is a 2-bedroom of 952 square feet, repeated 3 times, with a median estimate of $340,318. TopHap identifies 4 recurring plans in the building.

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