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Single Family ResidenceResidential
$441,902$374 / 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 Oct 21, 2026

9317 BYRON ST

MANASSAS, VA 20111
3
Beds
2 / 1
Baths
1,180 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.
1963
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$442K
$419K low$465K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,458 (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.$361,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$140,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$221,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$347,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$361,500

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.51
66
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.
77
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
67
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.34 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.0.23
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.Deck · 154 ft²Patio · 154 ft²

Transaction History(2)

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
Loch Lomond Elementary SchoolC-
Elementary · Grades PK–5 · 0.2 mi
M
Parkside Middle SchoolC-
Middle · Grades 6–8 · 1.7 mi
H
Osbourn Park High SchoolB+
High · Grades 9–12 · 2.3 mi

District: Prince William County Public Schools

Neighborhood · ZIP 20111These 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.99
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 100.43

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.3%
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.37,852
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,332 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$112,284
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,467
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%

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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

9317 Byron St 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 80% of homes in Prince William County
  • Costs more per square foot than 83% of homes in Prince William County
  • Smaller than 87% of homes in Prince William County
  • Older than 95% of homes in Prince William County

What homes are worth in Manassas 20111

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

This home
$170K$1M

This home is worth more than 28% of homes in Manassas 20111.

How it measures up in Manassas 20111

The dot is this home. The mark in the middle is the typical home in Manassas 20111.

Estimated value$441,902
CheaperTypical $515,224Pricier

Pricier than 28% of homes nearby

Price per ft²$374
CheaperTypical $311Pricier

Pricier than 80% of homes nearby

Living area1,180 ft²
SmallerTypical 1,624 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.23 ac
SmallerTypical 0.21 acBigger

Bigger than 52% of homes nearby

Year built1963
OlderTypical 1988Newer

Newer than 25% of homes nearby

How 9317 Byron St ranks against every home in each area.
MeasureThis homeManassas 20111Prince William County
Estimated valuepricier than$441,90228% of homes20% of homes
Price per ft²pricier than$37480% of homes83% of homes
Living areabigger than1,180 ft²21% of homes13% of homes
Lot sizebigger than0.23 ac52% of homes55% of homes
Year builtnewer than196325% of homes5% of homes

About 9317 Byron St

How much is 9317 Byron St, Manassas, VA worth?

The TopHap Estimate for 9317 Byron St, Manassas, VA is $441,902 as of Oct 21, 2026. The likely range is $418,725 to $465,079. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9317 Byron St, Manassas, VA last sell?

9317 Byron St, Manassas, VA last sold on Dec 28, 2005, according to the county's recorded deed.

How big is 9317 Byron St, Manassas, VA?

9317 Byron St, Manassas, VA has 3 bedrooms, 2 bathrooms, 1,180 square feet of living space and a 0.23-acre lot.

When was 9317 Byron St, Manassas, VA built?

9317 Byron St, Manassas, VA was built in 1963, making it 63 years old. It is a rambler home. The building has 1 story.

What schools serve 9317 Byron St, Manassas, VA?

9317 Byron St, Manassas, VA is assigned to Loch Lomond Elementary School (elementary), rated C-; Parkside Middle School (middle), rated C-; Osbourn Park High School (high), rated B+. All sit in Prince William County Public Schools. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9317 Byron St, Manassas, VA compare to other homes in Manassas 20111?

Among the 10,449 homes in Manassas 20111, it is worth more than 28% of them ($441,902 against a typical $515,224), its price per square foot is higher than 80% of them ($374 against a typical $311), it is bigger than 21% of them (1,180 ft² against a typical 1,624 ft²), its lot is bigger than 52% of them (0.23 ac against a typical 0.21 ac) and it is newer than 25% of them (1963 against a typical 1988). Measured against all of Prince William County, it is worth more than 20% 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 9317 Byron St, Manassas, VA?

The 2024 property tax bill for 9317 Byron St, Manassas, VA was $3,458. The county assessed it at $361,500.

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