Tompkins County NY Information


Tompkins County Subdivisions

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  1. Tompkins County 2018 Demographic Data
  2. Growth Rates forTompkins County (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. New York Research Tools (Easy Tools & Current Data)
  3. New York Data Comparison Tool - 2018 Demographics

Tompkins County NY Data & Demographics (As of July 1, 2018)


Total Population 106,852
Population in Households 93,620
Population in Familes 60,225
Population in Group Qrtrs 13,232
Population Density2 225
Diversity Index3 42


Median Household Income $55,775
Average Household Income $82,486
Per Capita Income $33,420


Total Housing Units 43,474 (100%)
Owner Occupied HU 21,605 (49.7%)
Renter Occupied HU 19,082 (43.9%)
Vacant Housing Units 2,787 ( 6.4%)
Median Home Value $192,325
Average Home Value $252,727


Total Households 40,687
Average Household Size 2.3
Family Households 20,533
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.62% 0.64%
Households 0.52% 0.69%
Families 0.29% 0.55%
Median Household Income   2.6%
Per Capita Income   3.19%


Tompkins County NY - Peer Comparisons by Rank and Percentile

The table below compares Tompkins County to the other 62 counties and county equivalents in New York by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 28 56th
Population Density # 22 66th
Diversity Index # 19 71st
Median Household Income # 24 63rd
Per Capita Income # 18 73rd

Additional comparisons and rankings can be made with a VERY EASY TO USE New York Census Data Comparison Tool.

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New York Census Data Comparison Tool

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