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Single Family ResidenceResidential
$209,896$126 / 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 93How 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

523 THOMAS ST

MONROEVILLE, PA 15146
3
Beds
2
Baths
1,669 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
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

$210K
$194K low$225K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$528 (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.$117,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$26,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$91,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$117,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$135,400

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.39
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
10
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.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
26
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.Ranch
CountyALLEGHENY
Lot (acres)The size of the land the home sits on, from county records.0.31
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
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.

E
Dr Cleveland Steward Jr Elementary SchoolC+
Elementary · Grades KG–4 · 2.9 mi
H
Gateway Sr High SchoolA-
High · Grades 9–12 · 3.2 mi
M
Gateway Middle SchoolC
Middle · Grades 5–8 · 3.6 mi

District: Gateway School District

Neighborhood · ZIP 15146These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.25

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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.28,375
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,450 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,630
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$97,698
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.40 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

523 Thomas 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.

  • Costs less per square foot than 88% of homes in Monroeville 15146
  • Bigger than 65% of homes in Monroeville 15146
  • Has a bigger lot than 75% of homes in Allegheny County
  • Newer than 77% of homes in Allegheny County

What homes are worth in Monroeville 15146

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

This home
$103K$560K

This home is worth more than 36% of homes in Monroeville 15146.

How it measures up in Monroeville 15146

The dot is this home. The mark in the middle is the typical home in Monroeville 15146.

Estimated value$209,896
CheaperTypical $238,179Pricier

Pricier than 36% of homes nearby

Price per ft²$126
CheaperTypical $167Pricier

Pricier than 12% of homes nearby

Living area1,669 ft²
SmallerTypical 1,440 ft²Bigger

Bigger than 65% of homes nearby

Lot size0.31 ac
SmallerTypical 0.24 acBigger

Bigger than 71% of homes nearby

Year built1972
OlderTypical 1960Newer

Newer than 74% of homes nearby

How 523 Thomas St ranks against every home in each area.
MeasureThis homeMonroeville 15146Allegheny County
Estimated valuepricier than$209,89636% of homes43% of homes
Price per ft²pricier than$12612% of homes30% of homes
Living areabigger than1,669 ft²65% of homes60% of homes
Lot sizebigger than0.31 ac71% of homes75% of homes
Year builtnewer than197274% of homes77% of homes

About 523 Thomas St

How much is 523 Thomas St, Monroeville, PA worth?

The TopHap Estimate for 523 Thomas St, Monroeville, PA is $209,896 as of Aug 30, 2026. The likely range is $194,448 to $225,344. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 523 Thomas St, Monroeville, PA last sell?

523 Thomas St, Monroeville, PA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 523 Thomas St, Monroeville, PA?

523 Thomas St, Monroeville, PA has 3 bedrooms, 2 bathrooms, 1,669 square feet of living space and a 0.31-acre lot.

When was 523 Thomas St, Monroeville, PA built?

523 Thomas St, Monroeville, PA was built in 1972, making it 54 years old. It is a ranch home. The building has 1 story.

What schools serve 523 Thomas St, Monroeville, PA?

523 Thomas St, Monroeville, PA is assigned to Dr Cleveland Steward Jr Elementary School (elementary), rated C+; Gateway Sr High School (high), rated A-; Gateway Middle School (middle), rated C. All sit in Gateway School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 523 Thomas St, Monroeville, PA compare to other homes in Monroeville 15146?

Among the 9,888 homes in Monroeville 15146, it is worth more than 36% of them ($209,896 against a typical $238,179), its price per square foot is higher than 12% of them ($126 against a typical $167), it is bigger than 65% of them (1,669 ft² against a typical 1,440 ft²), its lot is bigger than 71% of them (0.31 ac against a typical 0.24 ac) and it is newer than 74% of them (1972 against a typical 1960). Measured against all of Allegheny County, it is worth more than 43% 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 523 Thomas St, Monroeville, PA?

The 2026 property tax bill for 523 Thomas St, Monroeville, PA was $528. The county assessed it at $117,400.

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