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Single Family ResidenceResidential
$208,054$69 / 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 79How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

429 NEW CASTLE ST

SLIPPERY ROCK, PA 16057
3
Beds
1
Baths
3,032 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.
1.61 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.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$208K
$165K low$251K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$208,054
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$166,443

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,528 (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.$29,390 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,460
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,930
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$29,390

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.37
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.
64
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
79
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.1.61
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
Slippery Rock Area Elementary SchoolB+
Elementary · Grades KG–5 · 0.7 mi
H
Slippery Rock Area High SchoolB+
High · Grades 9–12 · 1.0 mi
M
Slippery Rock Area Middle SchoolB
Middle · Grades 6–8 · 1.0 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

429 New Castle 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 77% of homes in Butler County
  • Among the lowest price per square foot in Slippery Rock 16057
  • Bigger than 95% of homes in Slippery Rock 16057
  • Has a bigger lot than 76% of homes in Butler County
  • Older than 69% 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
$77K$644K

This home is worth more than 37% 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$208,054
CheaperTypical $241,327Pricier

Pricier than 37% of homes nearby

Price per ft²$69
CheaperTypical $172Pricier

Cheaper than almost all homes nearby

Living area3,032 ft²
SmallerTypical 1,456 ft²Bigger

Bigger than 95% of homes nearby

Lot size1.61 ac
SmallerTypical 1.27 acBigger

Bigger than 56% of homes nearby

Year built1957
OlderTypical 1970Newer

Newer than 41% of homes nearby

How 429 New Castle St ranks against every home in each area.
MeasureThis homeSlippery Rock 16057Butler County
Estimated valuepricier than$208,05437% of homes23% of homes
Price per ft²pricier than$69almost no homes3% of homes
Living areabigger than3,032 ft²95% of homes89% of homes
Lot sizebigger than1.61 ac56% of homes76% of homes
Year builtnewer than195741% of homes31% of homes

About 429 New Castle St

How much is 429 New Castle St, Slippery Rock, PA worth?

The TopHap Estimate for 429 New Castle St, Slippery Rock, PA is $208,054 as of Jul 14, 2026. The likely range is $164,635 to $251,473. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 429 New Castle St, Slippery Rock, PA last sell?

429 New Castle St, Slippery Rock, PA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 429 New Castle St, Slippery Rock, PA?

429 New Castle St, Slippery Rock, PA has 3 bedrooms, 1 bathrooms, 3,032 square feet of living space and a 1.61-acre lot.

When was 429 New Castle St, Slippery Rock, PA built?

429 New Castle St, Slippery Rock, PA was built in 1957, making it 69 years old. It is a conventional home.

What schools serve 429 New Castle St, Slippery Rock, PA?

429 New Castle St, Slippery Rock, PA is assigned to Slippery Rock Area Elementary School (elementary), rated B+; Slippery Rock Area High School (high), rated B+; Slippery Rock Area Middle School (middle), rated B. All sit in Slippery Rock Area School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 429 New Castle St, Slippery Rock, PA compare to other homes in Slippery Rock 16057?

Among the 4,009 homes in Slippery Rock 16057, it is worth more than 37% of them ($208,054 against a typical $241,327), its price per square foot is higher than almost none of them ($69 against a typical $172), it is bigger than 95% of them (3,032 ft² against a typical 1,456 ft²), its lot is bigger than 56% of them (1.61 ac against a typical 1.27 ac) and it is newer than 41% of them (1957 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 429 New Castle St, Slippery Rock, PA?

The 2026 property tax bill for 429 New Castle St, Slippery Rock, PA was $1,528. The county assessed it at $29,390.

Closest homes

More homes in Slippery Rock 16057

Assigned schools

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