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Single Family ResidenceResidential
$200,518$184 / 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

523 HOLLY DR

MONROEVILLE, PA 15146
3
Beds
1.5
Baths
1,092 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.
Pre-foreclosure (NOS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
Auction scheduled for Feb 2, 2026.

Valuation

$201K
$182K low$219K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$538 (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.$83,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$25,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$58,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$83,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$101,700

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.
4
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.
87
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.0.27
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

Foreclosure Filings(4)

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

E
Evergreen Elementary SchoolA
Elementary · Grades KG–4 · 0.5 mi
M
Gateway Middle SchoolC
Middle · Grades 5–8 · 1.0 mi
H
Gateway Sr High SchoolB-
High · Grades 9–12 · 1.6 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 Holly 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 69% of homes in Monroeville 15146
  • Costs more per square foot than 71% of homes in Monroeville 15146
  • Smaller than 81% of homes in Allegheny County
  • Has a bigger lot than 70% 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
$101K$542K

This home is worth more than 31% 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$200,518
CheaperTypical $236,926Pricier

Pricier than 31% of homes nearby

Price per ft²$184
CheaperTypical $167Pricier

Pricier than 71% of homes nearby

Living area1,092 ft²
SmallerTypical 1,443 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.27 ac
SmallerTypical 0.24 acBigger

Bigger than 61% of homes nearby

Year built1957
OlderTypical 1960Newer

Newer than 38% of homes nearby

How 523 Holly Dr ranks against every home in each area.
MeasureThis homeMonroeville 15146Allegheny County
Estimated valuepricier than$200,51831% of homes41% of homes
Price per ft²pricier than$18471% of homes58% of homes
Living areabigger than1,092 ft²22% of homes19% of homes
Lot sizebigger than0.27 ac61% of homes70% of homes
Year builtnewer than195738% of homes61% of homes

About 523 Holly Dr

How much is 523 Holly Dr, Monroeville, PA worth?

The TopHap Estimate for 523 Holly Dr, Monroeville, PA is $200,518 as of Sep 24, 2026. The likely range is $182,299 to $218,737. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 523 Holly Dr, Monroeville, PA last sell?

523 Holly Dr, Monroeville, PA last sold on Sep 14, 1973, according to the county's recorded deed.

How big is 523 Holly Dr, Monroeville, PA?

523 Holly Dr, Monroeville, PA has 3 bedrooms, 1.5 bathrooms, 1,092 square feet of living space and a 0.27-acre lot.

When was 523 Holly Dr, Monroeville, PA built?

523 Holly Dr, Monroeville, PA was built in 1957, making it 69 years old. It is a ranch home. The building has 1 story.

What schools serve 523 Holly Dr, Monroeville, PA?

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

How does 523 Holly Dr, Monroeville, PA compare to other homes in Monroeville 15146?

Among the 9,888 homes in Monroeville 15146, it is worth more than 31% of them ($200,518 against a typical $236,926), its price per square foot is higher than 71% of them ($184 against a typical $167), it is bigger than 22% of them (1,092 ft² against a typical 1,443 ft²), its lot is bigger than 61% of them (0.27 ac against a typical 0.24 ac) and it is newer than 38% of them (1957 against a typical 1960). Measured against all of Allegheny County, it is worth more than 41% 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 Holly Dr, Monroeville, PA?

The 2026 property tax bill for 523 Holly Dr, Monroeville, PA was $538. The county assessed it at $83,700.

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