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Single Family ResidenceResidential
$302,428$294 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

309 MARLIN ST

FOLSOM, PA 19033
3
Beds
2
Baths
1,027 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.
3,920 ft²
Lot SizeThe size of the land the home sits on, from county records.
1936
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$302K
$284K low$321K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,145 (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.$158,350 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$54,320
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$104,030
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$158,350
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$158,350

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.Cape Cod
CountyDELAWARE
Lot (acres)The size of the land the home sits on, from county records.0.09
HeatingThe type of heating system in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

H
Ridley High SchoolB+
High · Grades 9–12 · 0.3 mi
E
Edgewood Elementary SchoolB
Elementary · Grades KG–5 · 0.4 mi
M
Ridley Middle SchoolB-
Middle · Grades 6–8 · 0.8 mi

District: Ridley School District

Neighborhood · ZIP 19033These 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.79
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.75

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.7,953
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,222 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,958
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$115,757
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

309 Marlin 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 87% of homes in Folsom 19033
  • Costs more per square foot than 88% of homes in Folsom 19033
  • Smaller than 93% of homes in Delaware County
  • Has a smaller lot than 78% of homes in Folsom 19033
  • Older than 84% of homes in Folsom 19033

What homes are worth in Folsom 19033

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

This home
$233K$517K

This home is worth more than 13% of homes in Folsom 19033.

How it measures up in Folsom 19033

The dot is this home. The mark in the middle is the typical home in Folsom 19033.

Estimated value$302,428
CheaperTypical $362,320Pricier

Pricier than 13% of homes nearby

Price per ft²$294
CheaperTypical $243Pricier

Pricier than 88% of homes nearby

Living area1,027 ft²
SmallerTypical 1,447 ft²Bigger

Bigger than 10% of homes nearby

Lot size3,920 ft²
SmallerTypical 0.13 acBigger

Bigger than 22% of homes nearby

Year built1936
OlderTypical 1953Newer

Newer than 16% of homes nearby

How 309 Marlin St ranks against every home in each area.
MeasureThis homeFolsom 19033Delaware County
Estimated valuepricier than$302,42813% of homes32% of homes
Price per ft²pricier than$29488% of homes73% of homes
Living areabigger than1,027 ft²10% of homes7% of homes
Lot sizebigger than3,920 ft²22% of homes35% of homes
Year builtnewer than193616% of homes27% of homes

About 309 Marlin St

How much is 309 Marlin St, Folsom, PA worth?

The TopHap Estimate for 309 Marlin St, Folsom, PA is $302,428 as of Aug 30, 2026. The likely range is $284,295 to $320,561. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Marlin St, Folsom, PA last sell?

309 Marlin St, Folsom, PA last sold on Jul 3, 1984, according to the county's recorded deed.

How big is 309 Marlin St, Folsom, PA?

309 Marlin St, Folsom, PA has 3 bedrooms, 2 bathrooms, 1,027 square feet of living space and a 0.09-acre lot.

When was 309 Marlin St, Folsom, PA built?

309 Marlin St, Folsom, PA was built in 1936, making it 90 years old. It is a cape cod home. The building has 1 story.

What schools serve 309 Marlin St, Folsom, PA?

309 Marlin St, Folsom, PA is assigned to Ridley High School (high), rated B+; Edgewood Elementary School (elementary), rated B; Ridley Middle School (middle), rated B-. All sit in Ridley School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 309 Marlin St, Folsom, PA compare to other homes in Folsom 19033?

Among the 2,749 homes in Folsom 19033, it is worth more than 13% of them ($302,428 against a typical $362,320), its price per square foot is higher than 88% of them ($294 against a typical $243), it is bigger than 10% of them (1,027 ft² against a typical 1,447 ft²), its lot is bigger than 22% of them (3,920 ft² against a typical 0.13 ac) and it is newer than 16% of them (1936 against a typical 1953). Measured against all of Delaware County, it is worth more than 32% 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 309 Marlin St, Folsom, PA?

The 2026 property tax bill for 309 Marlin St, Folsom, PA was $6,145. The county assessed it at $158,350.

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