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Single Family ResidenceResidential
$143,839$129 / 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 84How 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
Last sold for $50,000 on Jul 13, 2017

830 PROSPECT AVE

OLEAN, NY 14760
3
Beds
1
Baths
1,118 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1976
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$144K
$122K low$166K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$50,000 · Jul 13, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,918 (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.$75,500 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$23,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$52,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$75,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$106,338

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.81 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyCATTARAUGUS
Lot (acres)The size of the land the home sits on, from county records.0.34
HeatingThe type of heating system in the home.Electric
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

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
East View Elementary SchoolC-
Elementary · Grades PK–3 · 0.2 mi
H
Olean Senior High SchoolB-
High · Grades 8–12 · 1.1 mi
M
Olean Intermediate-Middle SchoolC-
Middle · Grades 3–8 · 1.2 mi

District: Olean City School District

Neighborhood · ZIP 14760These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.37

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.21%
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.19,098
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.298 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$53,120
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$73,822
Average tempThe average temperature here across a full year.45°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.48%

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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

830 Prospect Ave 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 70% of homes in Olean 14760
  • Costs more per square foot than 88% of homes in Olean 14760
  • Smaller than 82% of homes in Olean 14760
  • Has a smaller lot than 68% of homes in Cattaraugus County
  • Newer than 89% of homes in Olean 14760

What homes are worth in Olean 14760

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

This home
$40K$330K

This home is worth more than 70% of homes in Olean 14760.

How it measures up in Olean 14760

The dot is this home. The mark in the middle is the typical home in Olean 14760.

Estimated value$143,839
CheaperTypical $109,240Pricier

Pricier than 70% of homes nearby

Price per ft²$129
CheaperTypical $77Pricier

Pricier than 88% of homes nearby

Living area1,118 ft²
SmallerTypical 1,488 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.34 ac
SmallerTypical 0.2 acBigger

Bigger than 66% of homes nearby

Year built1976
OlderTypical 1925Newer

Newer than 89% of homes nearby

How 830 Prospect Ave ranks against every home in each area.
MeasureThis homeOlean 14760Cattaraugus County
Estimated valuepricier than$143,83970% of homes52% of homes
Price per ft²pricier than$12988% of homes70% of homes
Living areabigger than1,118 ft²18% of homes25% of homes
Lot sizebigger than0.34 ac66% of homes32% of homes
Year builtnewer than197689% of homes66% of homes

About 830 Prospect Ave

How much is 830 Prospect Ave, Olean, NY worth?

The TopHap Estimate for 830 Prospect Ave, Olean, NY is $143,839 as of Sep 24, 2026. The likely range is $121,535 to $166,143. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 830 Prospect Ave, Olean, NY last sell?

830 Prospect Ave, Olean, NY last sold on Jul 13, 2017 for $50,000, according to the county's recorded deed.

How big is 830 Prospect Ave, Olean, NY?

830 Prospect Ave, Olean, NY has 3 bedrooms, 1 bathrooms, 1,118 square feet of living space and a 0.34-acre lot.

When was 830 Prospect Ave, Olean, NY built?

830 Prospect Ave, Olean, NY was built in 1976, making it 50 years old. It is a ranch home. The building has 1 story.

What schools serve 830 Prospect Ave, Olean, NY?

830 Prospect Ave, Olean, NY is assigned to East View Elementary School (elementary), rated C-; Olean Senior High School (high), rated B-; Olean Intermediate-Middle School (middle), rated C-. All sit in Olean City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 830 Prospect Ave, Olean, NY compare to other homes in Olean 14760?

Among the 6,714 homes in Olean 14760, it is worth more than 70% of them ($143,839 against a typical $109,240), its price per square foot is higher than 88% of them ($129 against a typical $77), it is bigger than 18% of them (1,118 ft² against a typical 1,488 ft²), its lot is bigger than 66% of them (0.34 ac against a typical 0.2 ac) and it is newer than 89% of them (1976 against a typical 1925). Measured against all of Cattaraugus County, it is worth more than 52% 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 830 Prospect Ave, Olean, NY?

The 2026 property tax bill for 830 Prospect Ave, Olean, NY was $2,918. The county assessed it at $75,500.

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