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Single Family ResidenceResidential
$158,465$68 / 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 91How 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

42 MAINSGATE ST

PITTSBURGH, PA 15205
4
Beds
1.5
Baths
2,326 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1880
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$158K
$144K low$173K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$482 (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.$75,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$23,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$51,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$75,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$93,000

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.36
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
74
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
73
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
CountyALLEGHENY
Lot (acres)The size of the land the home sits on, from county records.0.25
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
FireplaceWhether the home has a fireplace, and what kind.Yes
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.

E
Forest Grove Elementary School
Elementary · Grades KG–2 · 3.1 mi
H
Montour High SchoolA-
High · Grades 9–12 · 3.1 mi
M
David E. Williams Middle SchoolA
Middle · Grades 5–8 · 3.2 mi

District: Montour School District

Neighborhood · ZIP 15205These 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.99
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 100.28

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
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.20,254
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,328 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,214
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,636
Average tempThe average temperature here across a full year.52°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%

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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

42 Mainsgate 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 79% of homes in Pittsburgh 15205
  • Costs less per square foot than 95% of homes in Pittsburgh 15205
  • Bigger than 85% of homes in Pittsburgh 15205
  • Has a bigger lot than 77% of homes in Pittsburgh 15205
  • Among the oldest homes in Pittsburgh 15205

What homes are worth in Pittsburgh 15205

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

This home
$73K$747K

This home is worth more than 21% of homes in Pittsburgh 15205.

How it measures up in Pittsburgh 15205

The dot is this home. The mark in the middle is the typical home in Pittsburgh 15205.

Estimated value$158,465
CheaperTypical $206,628Pricier

Pricier than 21% of homes nearby

Price per ft²$68
CheaperTypical $156Pricier

Pricier than 5% of homes nearby

Living area2,326 ft²
SmallerTypical 1,472 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.25 ac
SmallerTypical 0.14 acBigger

Bigger than 77% of homes nearby

Year built1880
OlderTypical 1950Newer

Older than almost all homes nearby

How 42 Mainsgate St ranks against every home in each area.
MeasureThis homePittsburgh 15205Allegheny County
Estimated valuepricier than$158,46521% of homes29% of homes
Price per ft²pricier than$685% of homes12% of homes
Living areabigger than2,326 ft²85% of homes83% of homes
Lot sizebigger than0.25 ac77% of homes68% of homes
Year builtnewer than1880almost no homesalmost no homes

About 42 Mainsgate St

How much is 42 Mainsgate St, Pittsburgh, PA worth?

The TopHap Estimate for 42 Mainsgate St, Pittsburgh, PA is $158,465 as of Sep 24, 2026. The likely range is $143,941 to $172,989. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 42 Mainsgate St, Pittsburgh, PA last sell?

42 Mainsgate St, Pittsburgh, PA last sold on Jul 8, 1983, according to the county's recorded deed.

How big is 42 Mainsgate St, Pittsburgh, PA?

42 Mainsgate St, Pittsburgh, PA has 4 bedrooms, 1.5 bathrooms, 2,326 square feet of living space and a 0.25-acre lot.

When was 42 Mainsgate St, Pittsburgh, PA built?

42 Mainsgate St, Pittsburgh, PA was built in 1880, making it 146 years old. The building has 2 stories.

What schools serve 42 Mainsgate St, Pittsburgh, PA?

42 Mainsgate St, Pittsburgh, PA is assigned to Forest Grove Elementary School (elementary); Montour High School (high), rated A-; 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 42 Mainsgate St, Pittsburgh, PA compare to other homes in Pittsburgh 15205?

Among the 8,052 homes in Pittsburgh 15205, it is worth more than 21% of them ($158,465 against a typical $206,628), its price per square foot is higher than 5% of them ($68 against a typical $156), it is bigger than 85% of them (2,326 ft² against a typical 1,472 ft²), its lot is bigger than 77% of them (0.25 ac against a typical 0.14 ac) and it is newer than almost none of them (1880 against a typical 1950). Measured against all of Allegheny County, it is worth more than 29% 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 42 Mainsgate St, Pittsburgh, PA?

The 2026 property tax bill for 42 Mainsgate St, Pittsburgh, PA was $482. The county assessed it at $75,000.

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