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Single Family ResidenceResidential
$435,258$238 / 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 Sep 24, 2026
Last sold for $225,000 on Nov 13, 2019

813 ROSETREE DR

WILLIAMSTOWN, NJ 08094
0
Baths
1,830 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1996
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$435K
$413K low$458K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$225,000 · Nov 13, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,749 (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.$205,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$49,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$156,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$205,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$205,600

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.50
47
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
25
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
20
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.11 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
CountyGLOUCESTER
Lot (acres)The size of the land the home sits on, from county records.0.50
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Oak Knoll Elementary SchoolB
Elementary · Grades KG–4 · 0.5 mi
M
Williamstown Middle SchoolC+
Middle · Grades 5–8 · 0.7 mi
H
Williamstown High SchoolC-
High · Grades 9–12 · 1.1 mi

District: Monroe Township School District

Neighborhood · ZIP 08094These 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.101
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.64

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.42,046
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.755 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$103,564
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$123,493
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

813 Rosetree Dr 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 69% of homes in Williamstown 08094
  • Costs more per square foot than 72% of homes in Williamstown 08094
  • Has a bigger lot than 76% of homes in Gloucester County
  • Newer than 74% of homes in Gloucester County

What homes are worth in Williamstown 08094

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

This home
$194K$670K

This home is worth more than 69% of homes in Williamstown 08094.

How it measures up in Williamstown 08094

The dot is this home. The mark in the middle is the typical home in Williamstown 08094.

Estimated value$435,258
CheaperTypical $363,669Pricier

Pricier than 69% of homes nearby

Price per ft²$238
CheaperTypical $216Pricier

Pricier than 72% of homes nearby

Living area1,830 ft²
SmallerTypical 1,748 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.5 ac
SmallerTypical 0.3 acBigger

Bigger than 75% of homes nearby

Year built1996
OlderTypical 1980Newer

Newer than 67% of homes nearby

How 813 Rosetree Dr ranks against every home in each area.
MeasureThis homeWilliamstown 08094Gloucester County
Estimated valuepricier than$435,25869% of homes65% of homes
Price per ft²pricier than$23872% of homes67% of homes
Living areabigger than1,830 ft²56% of homes53% of homes
Lot sizebigger than0.5 ac75% of homes76% of homes
Year builtnewer than199667% of homes74% of homes

About 813 Rosetree Dr

How much is 813 Rosetree Dr, Williamstown, NJ worth?

The TopHap Estimate for 813 Rosetree Dr, Williamstown, NJ is $435,258 as of Sep 24, 2026. The likely range is $412,691 to $457,825. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 813 Rosetree Dr, Williamstown, NJ last sell?

813 Rosetree Dr, Williamstown, NJ last sold on Nov 13, 2019 for $225,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 813 Rosetree Dr, Williamstown, NJ?

813 Rosetree Dr, Williamstown, NJ has 1,830 square feet of living space and a 0.50-acre lot.

When was 813 Rosetree Dr, Williamstown, NJ built?

813 Rosetree Dr, Williamstown, NJ was built in 1996, making it 30 years old. The building has 2 stories.

What schools serve 813 Rosetree Dr, Williamstown, NJ?

813 Rosetree Dr, Williamstown, NJ is assigned to Oak Knoll Elementary School (elementary), rated B; Williamstown Middle School (middle), rated C+; Williamstown High School (high), rated C-. All sit in Monroe Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 813 Rosetree Dr, Williamstown, NJ compare to other homes in Williamstown 08094?

Among the 12,854 homes in Williamstown 08094, it is worth more than 69% of them ($435,258 against a typical $363,669), its price per square foot is higher than 72% of them ($238 against a typical $216), it is bigger than 56% of them (1,830 ft² against a typical 1,748 ft²), its lot is bigger than 75% of them (0.5 ac against a typical 0.3 ac) and it is newer than 67% of them (1996 against a typical 1980). Measured against all of Gloucester County, it is worth more than 65% 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 813 Rosetree Dr, Williamstown, NJ?

The 2025 property tax bill for 813 Rosetree Dr, Williamstown, NJ was $7,749. The county assessed it at $205,600.

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