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Single Family ResidenceResidential
$1,230,510$361 / 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 96How 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 $527,000 on Jun 19, 1998

10557 RIVER RUN CT

MANASSAS, VA 20112
4
Beds
6 / 1
Baths
3,410 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.
0.54 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$527,000 · Jun 19, 1998
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.$883,510
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$706,808
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.28%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$347,000
MORGAN STANLEY CREDIT CORP · R · recorded Dec 1, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,752 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,317,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$293,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,024,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,317,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,317,100

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.56
85
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
79
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
69
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.95 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

Scores 0–100; higher = greater projected risk.

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.Rambler
CountyPrince William
Lot (acres)The size of the land the home sits on, from county records.0.54
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.Carport (Unspecified)
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 385 ft²Patio · 966 ft²

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

E
Signal Hill Elementary SchoolB+
Elementary · Grades PK–5 · 3.1 mi
H
Osbourn Park High SchoolC+
High · Grades 9–12 · 4.2 mi
M
Parkside Middle SchoolC-
Middle · Grades 6–8 · 4.8 mi

District: Prince William County Public Schools

Neighborhood · ZIP 20112These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.30,416
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.671 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$170,856
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$192,832
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.63%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
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

10557 River Run Ct 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 98% of homes in Prince William County
  • Costs more per square foot than 78% of homes in Manassas 20112
  • Bigger than 90% of homes in Prince William County
  • Has a bigger lot than 85% of homes in Prince William County

What homes are worth in Manassas 20112

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

This home
$391K$1.2M

This home is worth more than 97% of homes in Manassas 20112.

How it measures up in Manassas 20112

The dot is this home. The mark in the middle is the typical home in Manassas 20112.

Estimated value$1,230,510
CheaperTypical $752,838Pricier

Pricier than 97% of homes nearby

Price per ft²$361
CheaperTypical $305Pricier

Pricier than 78% of homes nearby

Living area3,410 ft²
SmallerTypical 2,462 ft²Bigger

Bigger than 82% of homes nearby

Lot size0.54 ac
SmallerTypical 1 acBigger

Bigger than 41% of homes nearby

Year built1990
OlderTypical 1996Newer

Newer than 43% of homes nearby

How 10557 River Run Ct ranks against every home in each area.
MeasureThis homeManassas 20112Prince William County
Estimated valuepricier than$1,230,51097% of homes98% of homes
Price per ft²pricier than$36178% of homes75% of homes
Living areabigger than3,410 ft²82% of homes90% of homes
Lot sizebigger than0.54 ac41% of homes85% of homes
Year builtnewer than199043% of homes44% of homes

About 10557 River Run Ct

How much is 10557 River Run Ct, Manassas, VA worth?

The TopHap Estimate for 10557 River Run Ct, Manassas, VA is $1,230,510 as of Jul 14, 2026. The likely range is $1,179,900 to $1,281,120. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10557 River Run Ct, Manassas, VA last sell?

10557 River Run Ct, Manassas, VA last sold on Jun 19, 1998 for $527,000, according to the county's recorded deed.

How big is 10557 River Run Ct, Manassas, VA?

10557 River Run Ct, Manassas, VA has 4 bedrooms, 6 bathrooms, 3,410 square feet of living space and a 0.54-acre lot.

When was 10557 River Run Ct, Manassas, VA built?

10557 River Run Ct, Manassas, VA was built in 1990, making it 36 years old. It is a rambler home. The building has 1 story.

What schools serve 10557 River Run Ct, Manassas, VA?

10557 River Run Ct, Manassas, VA is assigned to Signal Hill Elementary School (elementary), rated B+; Osbourn Park High School (high), rated C+; Parkside Middle School (middle), rated C-. All sit in Prince William County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10557 River Run Ct, Manassas, VA compare to other homes in Manassas 20112?

Among the 9,443 homes in Manassas 20112, it is worth more than 97% of them ($1,230,510 against a typical $752,838), its price per square foot is higher than 78% of them ($361 against a typical $305), it is bigger than 82% of them (3,410 ft² against a typical 2,462 ft²), its lot is bigger than 41% of them (0.54 ac against a typical 1 ac) and it is newer than 43% of them (1990 against a typical 1996). Measured against all of Prince William County, it is worth more than 98% 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 10557 River Run Ct, Manassas, VA?

The 2024 property tax bill for 10557 River Run Ct, Manassas, VA was $11,752. The county assessed it at $1,317,100.

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