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Single Family ResidenceResidential
$349,424$221 / 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 Aug 30, 2026
Last sold for $134,000 on Nov 6, 2020

509 LOUISE AVE

CROYDON, PA 19021
3
Beds
1
Baths
1,582 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
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

$349K
$332K low$366K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$134,000 · Nov 6, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,560 (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.$20,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,280
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$16,120
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$20,400

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.43
39
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
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.
81
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
21
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.8 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.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.Ranch
CountyBUCKS
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.

Foreclosure Filings(1)

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

E
Keystone Elementary SchoolB
Elementary · Grades KG–5 · 1.1 mi
M
Benjamin Franklin Middle SchoolC
Middle · Grades 6–8 · 1.4 mi
H
Harry S. Truman High SchoolC-
High · Grades 9–12 · 3.5 mi

District: Bristol Township School District

Neighborhood · ZIP 19021These 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.146
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.80

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.16%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.9,676
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,589 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,785
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,834
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

509 Louise Ave 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 85% of homes in Bucks County
  • Costs less per square foot than 86% of homes in Bucks County
  • Bigger than 73% of homes in Croydon 19021
  • Has a smaller lot than 73% of homes in Bucks County
  • Older than 72% of homes in Bucks County

What homes are worth in Croydon 19021

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

This home
$218K$578K

This home is worth more than 71% of homes in Croydon 19021.

How it measures up in Croydon 19021

The dot is this home. The mark in the middle is the typical home in Croydon 19021.

Estimated value$349,424
CheaperTypical $310,192Pricier

Pricier than 71% of homes nearby

Price per ft²$221
CheaperTypical $243Pricier

Pricier than 37% of homes nearby

Living area1,582 ft²
SmallerTypical 1,308 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.15 ac
SmallerTypical 0.17 acBigger

Bigger than 31% of homes nearby

Year built1955
OlderTypical 1953Newer

Newer than 67% of homes nearby

How 509 Louise Ave ranks against every home in each area.
MeasureThis homeCroydon 19021Bucks County
Estimated valuepricier than$349,42471% of homes15% of homes
Price per ft²pricier than$22137% of homes14% of homes
Living areabigger than1,582 ft²73% of homes36% of homes
Lot sizebigger than0.15 ac31% of homes27% of homes
Year builtnewer than195567% of homes28% of homes

About 509 Louise Ave

How much is 509 Louise Ave, Croydon, PA worth?

The TopHap Estimate for 509 Louise Ave, Croydon, PA is $349,424 as of Aug 30, 2026. The likely range is $332,488 to $366,360. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 509 Louise Ave, Croydon, PA last sell?

509 Louise Ave, Croydon, PA last sold on Nov 6, 2020 for $134,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 509 Louise Ave, Croydon, PA?

509 Louise Ave, Croydon, PA has 3 bedrooms, 1 bathrooms, 1,582 square feet of living space and a 0.15-acre lot.

When was 509 Louise Ave, Croydon, PA built?

509 Louise Ave, Croydon, PA was built in 1955, making it 71 years old. It is a ranch home. The building has 1 story.

What schools serve 509 Louise Ave, Croydon, PA?

509 Louise Ave, Croydon, PA is assigned to Keystone Elementary School (elementary), rated B; Benjamin Franklin Middle School (middle), rated C; Harry S. Truman High School (high), rated C-. All sit in Bristol Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 509 Louise Ave, Croydon, PA compare to other homes in Croydon 19021?

Among the 3,296 homes in Croydon 19021, it is worth more than 71% of them ($349,424 against a typical $310,192), its price per square foot is higher than 37% of them ($221 against a typical $243), it is bigger than 73% of them (1,582 ft² against a typical 1,308 ft²), its lot is bigger than 31% of them (0.15 ac against a typical 0.17 ac) and it is newer than 67% of them (1955 against a typical 1953). Measured against all of Bucks County, it is worth more than 15% 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 509 Louise Ave, Croydon, PA?

The 2025 property tax bill for 509 Louise Ave, Croydon, PA was $5,560. The county assessed it at $20,400.

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