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CondominiumResidential
$336,765$327 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 23, 2026
Last sold for $330,000 on Jun 30, 2025

2255 CASTLE ROCK SQ APT 12C

RESTON, VA 20191
Building report
3
Beds
2
Baths
1,029 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.
1974
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$337K
$320K low$354K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$330,000 · Jun 30, 2025
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$336,765
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$269,412

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,269 (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.$271,760 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$54,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$217,760
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$271,760
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$271,760

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyFairfax
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
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.BalconyPatio · 60 ft²

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

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 · 0.4 mi
H
South Lakes High SchoolC
High · Grades 9–12 · 0.5 mi
M
Hughes Middle SchoolA-
Middle · Grades 7–8 · 0.5 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

2255 Castle Rock Sq Apt 12c 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 94% of homes in Fairfax County
  • Costs less per square foot than 92% of homes in Reston
  • Smaller than 90% of homes in Fairfax County

What homes are worth in Reston 20191

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

This home
$270K$1.4M

This home is worth more than 11% of homes in Reston 20191.

How it measures up in Reston 20191

The dot is this home. The mark in the middle is the typical home in Reston 20191.

Estimated value$336,765
CheaperTypical $664,632Pricier

Pricier than 11% of homes nearby

Price per ft²$327
CheaperTypical $433Pricier

Pricier than 13% of homes nearby

Living area1,029 ft²
SmallerTypical 1,452 ft²Bigger

Bigger than 17% of homes nearby

Year built1974
OlderTypical 1976Newer

Newer than 43% of homes nearby

How 2255 Castle Rock Sq Apt 12c ranks against every home in each area.
MeasureThis homeRestonReston 20191Fairfax County
Estimated valuepricier than$336,7657% of homes11% of homes6% of homes
Price per ft²pricier than$3278% of homes13% of homes11% of homes
Living areabigger than1,029 ft²13% of homes17% of homes10% of homes
Year builtnewer than197443% of homes43% of homes37% of homes

About 2255 Castle Rock Sq Apt 12c

How much is 2255 Castle Rock Sq Apt 12c, Reston, VA worth?

The TopHap Estimate for 2255 Castle Rock Sq Apt 12c, Reston, VA is $336,765 as of Jun 23, 2026. The likely range is $319,926 to $353,603. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 2255 Castle Rock Sq Apt 12c, Reston, VA last sell?

2255 Castle Rock Sq Apt 12c, Reston, VA last sold on Jun 30, 2025 for $330,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 2255 Castle Rock Sq Apt 12c, Reston, VA?

2255 Castle Rock Sq Apt 12c, Reston, VA has 3 bedrooms, 2 bathrooms and 1,029 square feet of living space.

When was 2255 Castle Rock Sq Apt 12c, Reston, VA built?

2255 Castle Rock Sq Apt 12c, Reston, VA was built in 1974, making it 52 years old. The building has 1 story.

What schools serve 2255 Castle Rock Sq Apt 12c, Reston, VA?

2255 Castle Rock Sq Apt 12c, Reston, VA is assigned to Terraset Elementary School (elementary), rated B+; South Lakes High School (high), rated C; Hughes Middle School (middle), rated A-. All sit in Fairfax County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 2255 Castle Rock Sq Apt 12c, Reston, VA compare to other homes in Reston 20191?

Among the 10,547 homes in Reston 20191, it is worth more than 11% of them ($336,765 against a typical $664,632), its price per square foot is higher than 13% of them ($327 against a typical $433), it is bigger than 17% of them (1,029 ft² against a typical 1,452 ft²) and it is newer than 43% of them (1974 against a typical 1976). Measured against all of Fairfax County, it is worth more than 6% 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 2255 Castle Rock Sq Apt 12c, Reston, VA?

The 2025 property tax bill for 2255 Castle Rock Sq Apt 12c, Reston, VA was $3,269. The county assessed it at $271,760.

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