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Single Family ResidenceResidential
$1,013,539$293 / 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 89How 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 $745,000 on Jun 20, 2016

4 PORTER LN

ROSE VALLEY, PA 19086
4
Beds
2.5
Baths
3,464 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.
1.45 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1M
$904K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$745,000 · Jun 20, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,966 (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.$525,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$198,670
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$326,530
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$525,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$525,200

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.1 percent flood zone

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
CountyDELAWARE
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Wallingford Elementary SchoolA+
Elementary · Grades KG–5 · 0.7 mi
H
Strath Haven High SchoolA+
High · Grades 9–12 · 0.8 mi
M
Strath Haven Middle SchoolA
Middle · Grades 6–8 · 0.8 mi

District: Wallingford-Swarthmore School District

Neighborhood · ZIP 19086These 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.42
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.77

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.12,848
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,264 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$150,244
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$176,672
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

4 Porter Ln 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 96% of homes in Wallingford 19086
  • Costs more per square foot than 76% of homes in Wallingford 19086
  • Bigger than 92% of homes in Delaware County
  • Has a bigger lot than 98% of homes in Wallingford 19086
  • Older than 98% of homes in Wallingford 19086

What homes are worth in Wallingford 19086

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

This home
$168K$1.1M

This home is worth more than 96% of homes in Wallingford 19086.

How it measures up in Wallingford 19086

The dot is this home. The mark in the middle is the typical home in Wallingford 19086.

Estimated value$1,013,539
CheaperTypical $535,143Pricier

Pricier than 96% of homes nearby

Price per ft²$293
CheaperTypical $249Pricier

Pricier than 76% of homes nearby

Living area3,464 ft²
SmallerTypical 1,974 ft²Bigger

Bigger than 90% of homes nearby

Lot size1.45 ac
SmallerTypical 0.31 acBigger

Bigger than 98% of homes nearby

Year built1900
OlderTypical 1957Newer

Newer than 2% of homes nearby

How 4 Porter Ln ranks against every home in each area.
MeasureThis homeWallingford 19086Delaware County
Estimated valuepricier than$1,013,53996% of homes92% of homes
Price per ft²pricier than$29376% of homes73% of homes
Living areabigger than3,464 ft²90% of homes92% of homes
Lot sizebigger than1.45 ac98% of homes97% of homes
Year builtnewer than19002% of homes3% of homes

About 4 Porter Ln

How much is 4 Porter Ln, Rose Valley, PA worth?

The TopHap Estimate for 4 Porter Ln, Rose Valley, PA is $1,013,539 as of Oct 21, 2026. The likely range is $903,789 to $1,123,289. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4 Porter Ln, Rose Valley, PA last sell?

4 Porter Ln, Rose Valley, PA last sold on Jun 20, 2016 for $745,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4 Porter Ln, Rose Valley, PA?

4 Porter Ln, Rose Valley, PA has 4 bedrooms, 2.5 bathrooms and 3,464 square feet of living space.

When was 4 Porter Ln, Rose Valley, PA built?

4 Porter Ln, Rose Valley, PA was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 4 Porter Ln, Rose Valley, PA?

4 Porter Ln, Rose Valley, PA is assigned to Wallingford Elementary School (elementary), rated A+; Strath Haven High School (high), rated A+; Strath Haven Middle School (middle), rated A. All sit in Wallingford-Swarthmore School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4 Porter Ln, Rose Valley, PA compare to other homes in Wallingford 19086?

Among the 4,488 homes in Wallingford 19086, it is worth more than 96% of them ($1,013,539 against a typical $535,143), its price per square foot is higher than 76% of them ($293 against a typical $249), it is bigger than 90% of them (3,464 ft² against a typical 1,974 ft²), its lot is bigger than 98% of them (1.45 ac against a typical 0.31 ac) and it is newer than 2% of them (1900 against a typical 1957). Measured against all of Delaware County, it is worth more than 92% 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 4 Porter Ln, Rose Valley, PA?

The 2026 property tax bill for 4 Porter Ln, Rose Valley, PA was $18,966. The county assessed it at $525,200.

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