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Single Family ResidenceResidential
$511,123$194 / 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 96How 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
Last sold for $385,000 on May 8, 2020

100 MARY ST

MONACA, PA 15061
4
Beds
2.5
Baths
2,640 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.
0.44 ac
Lot SizeThe size of the land the home sits on, from county records.
2017
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.

Valuation

$511K
$490K low$532K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$385,000 · May 8, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,993 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$221,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$30,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$190,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$221,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$443,000

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.39
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
7
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
71
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
85
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.Conventional
CountyBeaver
Lot (acres)The size of the land the home sits on, from county records.0.44
ConstructionThe main material the home's frame and walls are built from.Brick
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 332 ft²

Transaction History(4)

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
Central Valley High SchoolA-
High · Grades 9–12 · 0.4 mi
E
Center Grange Primary School
Elementary · Grades KG–2 · 1.1 mi
M
Central Valley Middle SchoolC
Middle · Grades 6–8 · 1.7 mi

District: Central Valley School District

Neighborhood · ZIP 15061These 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.103
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.13,125
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.709 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,980
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,137
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%

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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

100 Mary 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 more than 98% of homes in Monaca 15061
  • Costs more per square foot than 77% of homes in Monaca 15061
  • Bigger than 95% of homes in Monaca 15061
  • Has a bigger lot than 65% of homes in Monaca 15061
  • Among the newest homes in Beaver County

What homes are worth in Monaca 15061

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

This home
$75K$510K

This home is worth more than 98% of homes in Monaca 15061.

How it measures up in Monaca 15061

The dot is this home. The mark in the middle is the typical home in Monaca 15061.

Estimated value$511,123
CheaperTypical $212,579Pricier

Pricier than 98% of homes nearby

Price per ft²$194
CheaperTypical $161Pricier

Pricier than 77% of homes nearby

Living area2,640 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.44 ac
SmallerTypical 0.31 acBigger

Bigger than 65% of homes nearby

Year built2017
OlderTypical 1958Newer

Newer than 98% of homes nearby

How 100 Mary St ranks against every home in each area.
MeasureThis homeMonaca 15061Beaver County
Estimated valuepricier than$511,12398% of homes97% of homes
Price per ft²pricier than$19477% of homes75% of homes
Living areabigger than2,640 ft²95% of homes94% of homes
Lot sizebigger than0.44 ac65% of homes58% of homes
Year builtnewer than201798% of homesalmost all homes

About 100 Mary St

How much is 100 Mary St, Monaca, PA worth?

The TopHap Estimate for 100 Mary St, Monaca, PA is $511,123 as of Aug 30, 2026. The likely range is $490,104 to $532,142. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Mary St, Monaca, PA last sell?

100 Mary St, Monaca, PA last sold on May 8, 2020 for $385,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 100 Mary St, Monaca, PA?

100 Mary St, Monaca, PA has 4 bedrooms, 2.5 bathrooms, 2,640 square feet of living space and a 0.44-acre lot.

When was 100 Mary St, Monaca, PA built?

100 Mary St, Monaca, PA was built in 2017, making it 9 years old. It is a conventional home. The building has 2 stories.

What schools serve 100 Mary St, Monaca, PA?

100 Mary St, Monaca, PA is assigned to Central Valley High School (high), rated A-; Center Grange Primary School (elementary); Central Valley Middle School (middle), rated C. All sit in Central Valley School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Mary St, Monaca, PA compare to other homes in Monaca 15061?

Among the 4,738 homes in Monaca 15061, it is worth more than 98% of them ($511,123 against a typical $212,579), its price per square foot is higher than 77% of them ($194 against a typical $161), it is bigger than 95% of them (2,640 ft² against a typical 1,344 ft²), its lot is bigger than 65% of them (0.44 ac against a typical 0.31 ac) and it is newer than 98% of them (2017 against a typical 1958). Measured against all of Beaver County, it is worth more than 97% 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 100 Mary St, Monaca, PA?

The 2025 property tax bill for 100 Mary St, Monaca, PA was $16,993. The county assessed it at $221,500.

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