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Single Family ResidenceResidential
$234,088$228 / 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 92How 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 $139,900 on Oct 20, 2009

21 NORFOLK DR

CORAOPOLIS, PA 15108
3
Beds
1.5
Baths
1,025 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.
0.34 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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$234K
$214K low$254K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$139,900 · Oct 20, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$685 (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.$106,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$50,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$56,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$106,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$124,600

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
6
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
72
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
76
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
31
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

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
CountyALLEGHENY
Lot (acres)The size of the land the home sits on, from county records.0.34
ConstructionThe main material the home's frame and walls are built from.Brick
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, Attached
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.

H
Montour High SchoolA-
High · Grades 9–12 · 1.1 mi
E
Forest Grove Elementary School
Elementary · Grades KG–2 · 1.2 mi
M
David E. Williams Middle SchoolA
Middle · Grades 5–8 · 1.9 mi

District: Montour School District

Neighborhood · ZIP 15108These 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.61
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 100.31

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
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.45,816
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,156 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,390
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$118,378
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.38 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.45%

Owner Tools

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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

21 Norfolk 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 less than 70% of homes in Coraopolis 15108
  • Costs more per square foot than 85% of homes in Coraopolis 15108
  • Smaller than 88% of homes in Coraopolis 15108
  • Has a bigger lot than 79% of homes in Allegheny County
  • Older than 72% of homes in Coraopolis 15108

What homes are worth in Coraopolis 15108

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

This home
$57K$784K

This home is worth more than 30% of homes in Coraopolis 15108.

How it measures up in Coraopolis 15108

The dot is this home. The mark in the middle is the typical home in Coraopolis 15108.

Estimated value$234,088
CheaperTypical $299,324Pricier

Pricier than 30% of homes nearby

Price per ft²$228
CheaperTypical $186Pricier

Pricier than 85% of homes nearby

Living area1,025 ft²
SmallerTypical 1,637 ft²Bigger

Bigger than 12% of homes nearby

Lot size0.34 ac
SmallerTypical 0.28 acBigger

Bigger than 63% of homes nearby

Year built1955
OlderTypical 1970Newer

Newer than 28% of homes nearby

How 21 Norfolk Dr ranks against every home in each area.
MeasureThis homeCoraopolis 15108Allegheny County
Estimated valuepricier than$234,08830% of homes50% of homes
Price per ft²pricier than$22885% of homes81% of homes
Living areabigger than1,025 ft²12% of homes14% of homes
Lot sizebigger than0.34 ac63% of homes79% of homes
Year builtnewer than195528% of homes58% of homes

About 21 Norfolk Dr

How much is 21 Norfolk Dr, Coraopolis, PA worth?

The TopHap Estimate for 21 Norfolk Dr, Coraopolis, PA is $234,088 as of Sep 24, 2026. The likely range is $214,266 to $253,910. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Norfolk Dr, Coraopolis, PA last sell?

21 Norfolk Dr, Coraopolis, PA last sold on Oct 20, 2009 for $139,900, according to the county's recorded deed.

How big is 21 Norfolk Dr, Coraopolis, PA?

21 Norfolk Dr, Coraopolis, PA has 3 bedrooms, 1.5 bathrooms, 1,025 square feet of living space and a 0.34-acre lot.

When was 21 Norfolk Dr, Coraopolis, PA built?

21 Norfolk Dr, Coraopolis, PA was built in 1955, making it 71 years old. It is a ranch home. The building has 1 story.

What schools serve 21 Norfolk Dr, Coraopolis, PA?

21 Norfolk Dr, Coraopolis, PA is assigned to Montour High School (high), rated A-; Forest Grove Elementary School (elementary); David E. Williams Middle School (middle), rated A. All sit in Montour School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Norfolk Dr, Coraopolis, PA compare to other homes in Coraopolis 15108?

Among the 15,484 homes in Coraopolis 15108, it is worth more than 30% of them ($234,088 against a typical $299,324), its price per square foot is higher than 85% of them ($228 against a typical $186), it is bigger than 12% of them (1,025 ft² against a typical 1,637 ft²), its lot is bigger than 63% of them (0.34 ac against a typical 0.28 ac) and it is newer than 28% of them (1955 against a typical 1970). Measured against all of Allegheny County, it is worth more than 50% 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 21 Norfolk Dr, Coraopolis, PA?

The 2026 property tax bill for 21 Norfolk Dr, Coraopolis, PA was $685. The county assessed it at $106,600.

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