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Single Family ResidenceResidential
$415,139$211 / 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 Sep 24, 2026

31 CANNONGATE DR

MC DONALD, PA 15057
3
Beds
2.5
Baths
1,970 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$415K
$394K low$436K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,108 (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.$172,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$36,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$135,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$172,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$190,300

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.38
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.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
80
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.
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.Colonial
CountyALLEGHENY
Lot (acres)The size of the land the home sits on, from county records.0.23
ConstructionThe main material the home's frame and walls are built from.Masonry/Concrete Masonry Units (Cmus)
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
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

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

M
South Fayette Middle SchoolA+
Middle · Grades 6–8 · 0.1 mi
E
South Fayette Elementary School
Elementary · Grades KG–2 · 0.2 mi
H
South Fayette High SchoolA+
High · Grades 9–12 · 0.3 mi

District: South Fayette Township School District

Neighborhood · ZIP 15057These 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.43
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.30

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.2%
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.17,604
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.314 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,596
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$126,511
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.39 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.45%

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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

31 Cannongate 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 81% of homes in Allegheny County
  • Costs more per square foot than 73% of homes in Allegheny County
  • Bigger than 73% of homes in Allegheny County
  • Has a smaller lot than 70% of homes in Mc Donald 15057
  • Newer than 81% of homes in Allegheny County

What homes are worth in Mc Donald 15057

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

This home
$79K$811K

This home is worth more than 54% of homes in Mc Donald 15057.

How it measures up in Mc Donald 15057

The dot is this home. The mark in the middle is the typical home in Mc Donald 15057.

Estimated value$415,139
CheaperTypical $396,783Pricier

Pricier than 54% of homes nearby

Price per ft²$211
CheaperTypical $196Pricier

Pricier than 65% of homes nearby

Living area1,970 ft²
SmallerTypical 1,920 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.23 ac
SmallerTypical 0.33 acBigger

Bigger than 30% of homes nearby

Year built1979
OlderTypical 1992Newer

Newer than 42% of homes nearby

How 31 Cannongate Dr ranks against every home in each area.
MeasureThis homeMc Donald 15057Allegheny County
Estimated valuepricier than$415,13954% of homes81% of homes
Price per ft²pricier than$21165% of homes73% of homes
Living areabigger than1,970 ft²52% of homes73% of homes
Lot sizebigger than0.23 ac30% of homes63% of homes
Year builtnewer than197942% of homes81% of homes

About 31 Cannongate Dr

How much is 31 Cannongate Dr, Mc Donald, PA worth?

The TopHap Estimate for 31 Cannongate Dr, Mc Donald, PA is $415,139 as of Sep 24, 2026. The likely range is $394,244 to $436,034. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Cannongate Dr, Mc Donald, PA last sell?

31 Cannongate Dr, Mc Donald, PA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 31 Cannongate Dr, Mc Donald, PA?

31 Cannongate Dr, Mc Donald, PA has 3 bedrooms, 2.5 bathrooms, 1,970 square feet of living space and a 0.23-acre lot.

When was 31 Cannongate Dr, Mc Donald, PA built?

31 Cannongate Dr, Mc Donald, PA was built in 1979, making it 47 years old. It is a colonial home. The building has 2 stories.

What schools serve 31 Cannongate Dr, Mc Donald, PA?

31 Cannongate Dr, Mc Donald, PA is assigned to South Fayette Middle School (middle), rated A+; South Fayette Elementary School (elementary); South Fayette High School (high), rated A+. All sit in South Fayette Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Cannongate Dr, Mc Donald, PA compare to other homes in Mc Donald 15057?

Among the 7,015 homes in Mc Donald 15057, it is worth more than 54% of them ($415,139 against a typical $396,783), its price per square foot is higher than 65% of them ($211 against a typical $196), it is bigger than 52% of them (1,970 ft² against a typical 1,920 ft²), its lot is bigger than 30% of them (0.23 ac against a typical 0.33 ac) and it is newer than 42% of them (1979 against a typical 1992). Measured against all of Allegheny County, it is worth more than 81% 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 31 Cannongate Dr, Mc Donald, PA?

The 2026 property tax bill for 31 Cannongate Dr, Mc Donald, PA was $1,108. The county assessed it at $172,300.

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