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Duplex (2 Units, Any Combination)Residential

21 MARY ST

AUBURN, NY 13021
4
Beds
2
Baths
1,488 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,925 (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.$78,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$12,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$65,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$78,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$104,933

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Traditional/Old
CountyCAYUGA
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1970
Lot (acres)The size of the land the home sits on, from county records.0.11
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Porch · 198 ft²

Transaction History(1)

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
William H Seward Elementary SchoolB-
Elementary · Grades KG–6 · 0.7 mi
H
Auburn High SchoolC-
High · Grades 9–12 · 1.2 mi
M
Auburn Junior High SchoolB+
Middle · Grades 7–8 · 1.4 mi

District: Auburn City School District

Neighborhood · ZIP 13021These 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.104
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.35

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.91%
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.15%
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.37,764
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.314 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,758
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$82,762
Average tempThe average temperature here across a full year.47°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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 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.

  • Has a smaller lot than 95% of homes in Cayuga County

How it measures up in Auburn 13021

The dot is this home. The mark in the middle is the typical home in Auburn 13021.

Living area1,488 ft²
SmallerTypical 1,664 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.11 ac
SmallerTypical 0.28 acBigger

Bigger than 9% of homes nearby

Year built1920
OlderTypical 1930Newer

Newer than 47% of homes nearby

How 21 Mary St ranks against every home in each area.
MeasureThis homeAuburn 13021Cayuga County
Living areabigger than1,488 ft²38% of homes44% of homes
Lot sizebigger than0.11 ac9% of homes5% of homes
Year builtnewer than192047% of homes40% of homes

About 21 Mary St

When did 21 Mary St, Auburn, NY last sell?

21 Mary St, Auburn, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Mary St, Auburn, NY?

21 Mary St, Auburn, NY has 4 bedrooms, 2 bathrooms, 1,488 square feet of living space and a 0.11-acre lot.

When was 21 Mary St, Auburn, NY built?

21 Mary St, Auburn, NY was built in 1920, making it 106 years old. It is a traditional/old home. The building has 2 stories.

What schools serve 21 Mary St, Auburn, NY?

21 Mary St, Auburn, NY is assigned to William H Seward Elementary School (elementary), rated B-; Auburn High School (high), rated C-; Auburn Junior High School (middle), rated B+. All sit in Auburn City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Mary St, Auburn, NY compare to other homes in Auburn 13021?

Among the 13,206 homes in Auburn 13021, it is bigger than 38% of them (1,488 ft² against a typical 1,664 ft²), its lot is bigger than 9% of them (0.11 ac against a typical 0.28 ac) and it is newer than 47% of them (1920 against a typical 1930). 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 Mary St, Auburn, NY?

The 2025 property tax bill for 21 Mary St, Auburn, NY was $1,925. The county assessed it at $78,700.

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Assigned schools

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