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Single Family ResidenceResidential
$506,925$378 / 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
Last sold for $465,000 on Jul 3, 2023

21 CORNELL ST

ITHACA, NY 14850
3
Beds
2
Baths
1,342 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1941
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$507K
$462K low$552K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$465,000 · Jul 3, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,985 (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.$465,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$80,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$384,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$465,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$465,000

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
CountyTOMPKINS
Lot (acres)The size of the land the home sits on, from county records.0.21
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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(5)

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
Belle Sherman SchoolC+
Elementary · Grades PK–5 · 0.3 mi
H
Ithaca Senior High SchoolA
High · Grades 9–12 · 1.9 mi
M
Boynton Middle SchoolA-
Middle · Grades 6–8 · 2.2 mi

District: Ithaca City School District

Neighborhood · ZIP 14850These 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.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.36

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.68,254
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.529 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,056
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,445
Average tempThe average temperature here across a full year.47°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.49%

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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

21 Cornell 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 82% of homes in Tompkins County
  • Costs more per square foot than 98% of homes in Bryant Park & Belle Sherman
  • Smaller than 87% of homes in Bryant Park & Belle Sherman
  • Has a smaller lot than 84% of homes in Tompkins County
  • Older than 69% of homes in Tompkins County

What homes are worth in Ithaca 14850

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

This home
$153K$960K

This home is worth more than 71% of homes in Ithaca 14850.

How it measures up in Ithaca 14850

The dot is this home. The mark in the middle is the typical home in Ithaca 14850.

Estimated value$506,925
CheaperTypical $396,312Pricier

Pricier than 71% of homes nearby

Price per ft²$378
CheaperTypical $236Pricier

Pricier than 96% of homes nearby

Living area1,342 ft²
SmallerTypical 1,822 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.21 ac
SmallerTypical 0.55 acBigger

Bigger than 27% of homes nearby

Year built1941
OlderTypical 1964Newer

Newer than 33% of homes nearby

How 21 Cornell St ranks against every home in each area.
MeasureThis homeBryant Park & Belle ShermanIthaca 14850Tompkins County
Estimated valuepricier than$506,92559% of homes71% of homes82% of homes
Price per ft²pricier than$37898% of homes96% of homes97% of homes
Living areabigger than1,342 ft²13% of homes22% of homes27% of homes
Lot sizebigger than0.21 ac56% of homes27% of homes16% of homes
Year builtnewer than194161% of homes33% of homes31% of homes

About 21 Cornell St

How much is 21 Cornell St, Ithaca, NY worth?

The TopHap Estimate for 21 Cornell St, Ithaca, NY is $506,925 as of Sep 24, 2026. The likely range is $462,330 to $551,520. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Cornell St, Ithaca, NY last sell?

21 Cornell St, Ithaca, NY last sold on Jul 3, 2023 for $465,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 21 Cornell St, Ithaca, NY?

21 Cornell St, Ithaca, NY has 3 bedrooms, 2 bathrooms, 1,342 square feet of living space and a 0.21-acre lot.

When was 21 Cornell St, Ithaca, NY built?

21 Cornell St, Ithaca, NY was built in 1941, making it 85 years old. It is a ranch home. The building has 1 story.

What schools serve 21 Cornell St, Ithaca, NY?

21 Cornell St, Ithaca, NY is assigned to Belle Sherman School (elementary), rated C+; Ithaca Senior High School (high), rated A; Boynton Middle School (middle), rated A-. All sit in Ithaca City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Cornell St, Ithaca, NY compare to other homes in Ithaca 14850?

Among the 14,477 homes in Ithaca 14850, it is worth more than 71% of them ($506,925 against a typical $396,312), its price per square foot is higher than 96% of them ($378 against a typical $236), it is bigger than 22% of them (1,342 ft² against a typical 1,822 ft²), its lot is bigger than 27% of them (0.21 ac against a typical 0.55 ac) and it is newer than 33% of them (1941 against a typical 1964). Measured against all of Tompkins County, it is worth more than 82% 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 21 Cornell St, Ithaca, NY?

The 2025 property tax bill for 21 Cornell St, Ithaca, NY was $14,985. The county assessed it at $465,000.

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