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Single Family ResidenceResidential
$206,747$189 / 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 Sep 24, 2026

3937 WILLIAM FLYNN HWY

SLIPPERY ROCK, PA 16057
3
Beds
1
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.
0.44 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$207K
$198K low$216K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$312 (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.$9,930 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$390
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$9,540
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$9,930

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.
65
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
83
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
36
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
CountyBUTLER
Lot (acres)The size of the land the home sits on, from county records.0.44
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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

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

M
Slippery Rock Area Middle SchoolA-
Middle · Grades 6–8 · 3.5 mi
H
Slippery Rock Area High SchoolB+
High · Grades 9–12 · 3.6 mi
E
Slippery Rock Area Elementary SchoolA-
Elementary · Grades KG–5 · 3.7 mi

District: Slippery Rock Area School District

Neighborhood · ZIP 16057These 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.139
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
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.84%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.8%
PopulationHow many people live in this area.15,539
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.175 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$58,602
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,398
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.42 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

3937 William Flynn Hwy 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 77% of homes in Butler County
  • Smaller than 83% of homes in Butler County
  • Has a smaller lot than 79% of homes in Slippery Rock 16057
  • Older than 73% of homes in Butler County

What homes are worth in Slippery Rock 16057

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

This home
$80K$769K

This home is worth more than 32% of homes in Slippery Rock 16057.

How it measures up in Slippery Rock 16057

The dot is this home. The mark in the middle is the typical home in Slippery Rock 16057.

Estimated value$206,747
CheaperTypical $255,771Pricier

Pricier than 32% of homes nearby

Price per ft²$189
CheaperTypical $179Pricier

Pricier than 57% of homes nearby

Living area1,092 ft²
SmallerTypical 1,458 ft²Bigger

Bigger than 25% of homes nearby

Lot size0.44 ac
SmallerTypical 1.28 acBigger

Bigger than 21% of homes nearby

Year built1950
OlderTypical 1970Newer

Newer than 37% of homes nearby

How 3937 William Flynn Hwy ranks against every home in each area.
MeasureThis homeSlippery Rock 16057Butler County
Estimated valuepricier than$206,74732% of homes23% of homes
Price per ft²pricier than$18957% of homes44% of homes
Living areabigger than1,092 ft²25% of homes17% of homes
Lot sizebigger than0.44 ac21% of homes44% of homes
Year builtnewer than195037% of homes27% of homes

About 3937 William Flynn Hwy

How much is 3937 William Flynn Hwy, Slippery Rock, PA worth?

The TopHap Estimate for 3937 William Flynn Hwy, Slippery Rock, PA is $206,747 as of Sep 24, 2026. The likely range is $197,599 to $215,895. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3937 William Flynn Hwy, Slippery Rock, PA last sell?

3937 William Flynn Hwy, Slippery Rock, PA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3937 William Flynn Hwy, Slippery Rock, PA?

3937 William Flynn Hwy, Slippery Rock, PA has 3 bedrooms, 1 bathrooms, 1,092 square feet of living space and a 0.44-acre lot.

When was 3937 William Flynn Hwy, Slippery Rock, PA built?

3937 William Flynn Hwy, Slippery Rock, PA was built in 1950, making it 76 years old. It is a conventional home.

What schools serve 3937 William Flynn Hwy, Slippery Rock, PA?

3937 William Flynn Hwy, Slippery Rock, PA is assigned to Slippery Rock Area Middle School (middle), rated A-; Slippery Rock Area High School (high), rated B+; Slippery Rock Area Elementary School (elementary), rated A-. All sit in Slippery Rock Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3937 William Flynn Hwy, Slippery Rock, PA compare to other homes in Slippery Rock 16057?

Among the 4,007 homes in Slippery Rock 16057, it is worth more than 32% of them ($206,747 against a typical $255,771), its price per square foot is higher than 57% of them ($189 against a typical $179), it is bigger than 25% of them (1,092 ft² against a typical 1,458 ft²), its lot is bigger than 21% of them (0.44 ac against a typical 1.28 ac) and it is newer than 37% of them (1950 against a typical 1970). Measured against all of Butler County, it is worth more than 23% 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 3937 William Flynn Hwy, Slippery Rock, PA?

The 2026 property tax bill for 3937 William Flynn Hwy, Slippery Rock, PA was $312. The county assessed it at $9,930.

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