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Single Family ResidenceResidential
$856,852$182 / 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 93How 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
Last sold for $501,000 on Jul 18, 2019

4012 ROSEMONT DR

LANDENBERG, PA 19350
4
Beds
2.5
Baths
4,706 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.
0.52 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
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

$857K
$799K low$915K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$501,000 · Jul 18, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,128 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$259,650 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$56,530
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$203,120
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$259,650
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$259,650

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.46
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
95
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
49
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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.Traditional/Old
CountyCHESTER
Lot (acres)The size of the land the home sits on, from county records.0.52
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Central
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.Garage, Attached
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.Neighborhood

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.

M
Kennett Middle SchoolC+
Middle · Grades 6–8 · 1.1 mi
E
New Garden Elementary SchoolB
Elementary · Grades 1–5 · 2.0 mi
H
Kennett High SchoolC+
High · Grades 9–12 · 4.2 mi

District: Kennett Consolidated School District

Neighborhood · ZIP 19350These 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.37
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.73

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.6%
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.11,516
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.422 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$152,346
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$176,214
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.47 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

4012 Rosemont 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 90% of homes in Landenberg 19350
  • Costs less per square foot than 91% of homes in Chester County
  • Bigger than 94% of homes in Chester County
  • Has a smaller lot than 85% of homes in Landenberg 19350
  • Newer than 71% of homes in Landenberg 19350

What homes are worth in Landenberg 19350

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

This home
$305K$1.1M

This home is worth more than 90% of homes in Landenberg 19350.

How it measures up in Landenberg 19350

The dot is this home. The mark in the middle is the typical home in Landenberg 19350.

Estimated value$856,852
CheaperTypical $616,295Pricier

Pricier than 90% of homes nearby

Price per ft²$182
CheaperTypical $214Pricier

Pricier than 19% of homes nearby

Living area4,706 ft²
SmallerTypical 2,758 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.52 ac
SmallerTypical 1.1 acBigger

Bigger than 15% of homes nearby

Year built1997
OlderTypical 1990Newer

Newer than 71% of homes nearby

How 4012 Rosemont Dr ranks against every home in each area.
MeasureThis homeLandenberg 19350Chester County
Estimated valuepricier than$856,85290% of homes82% of homes
Price per ft²pricier than$18219% of homes9% of homes
Living areabigger than4,706 ft²88% of homes94% of homes
Lot sizebigger than0.52 ac15% of homes55% of homes
Year builtnewer than199771% of homes71% of homes

About 4012 Rosemont Dr

How much is 4012 Rosemont Dr, Landenberg, PA worth?

The TopHap Estimate for 4012 Rosemont Dr, Landenberg, PA is $856,852 as of Oct 21, 2026. The likely range is $799,198 to $914,506. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4012 Rosemont Dr, Landenberg, PA last sell?

4012 Rosemont Dr, Landenberg, PA last sold on Jul 18, 2019 for $501,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4012 Rosemont Dr, Landenberg, PA?

4012 Rosemont Dr, Landenberg, PA has 4 bedrooms, 2.5 bathrooms, 4,706 square feet of living space and a 0.52-acre lot.

When was 4012 Rosemont Dr, Landenberg, PA built?

4012 Rosemont Dr, Landenberg, PA was built in 1997, making it 29 years old. It is a traditional/old home. The building has 2 stories.

What schools serve 4012 Rosemont Dr, Landenberg, PA?

4012 Rosemont Dr, Landenberg, PA is assigned to Kennett Middle School (middle), rated C+; New Garden Elementary School (elementary), rated B; Kennett High School (high), rated C+. All sit in Kennett Consolidated School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4012 Rosemont Dr, Landenberg, PA compare to other homes in Landenberg 19350?

Among the 3,728 homes in Landenberg 19350, it is worth more than 90% of them ($856,852 against a typical $616,295), its price per square foot is higher than 19% of them ($182 against a typical $214), it is bigger than 88% of them (4,706 ft² against a typical 2,758 ft²), its lot is bigger than 15% of them (0.52 ac against a typical 1.1 ac) and it is newer than 71% of them (1997 against a typical 1990). Measured against all of Chester County, it is worth more than 82% 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 4012 Rosemont Dr, Landenberg, PA?

The 2026 property tax bill for 4012 Rosemont Dr, Landenberg, PA was $1,128. The county assessed it at $259,650.

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