Seneca County NY Information


Seneca County Subdivisions

Seneca County NY Data & Demographics (As of July 1, 2017)


Total Population 34,881
Daytime Population: Workers 13,408
Daytime Population: Residents 16,959
Total Daytime Population (TDP) 30,367
Ratio TDP/Total Population1 0.87
Population in Households 32,073
Population in Familes 25,155
Population in Group Qrtrs 2,808
Population Density2 108
Diversity Index3 23


Median Household Income $49,120
Average Household Income $62,962
Per Capita Income $24,707


Total Housing Units 16,297 (100%)
Owner Occupied HU 9,646 (59.2%)
Renter Occupied HU 3,715 (22.8%)
Vacant Housing Units 2,936 (18.0%)
Median Home Value $105,175
Average Home Value $140,593


Total Households 13,361
Average Household Size 2.4
Family Households 8,628
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population -0.15% -0.28%
Households -0.03% -0.23%
Families -0.21% -0.33%
Median Household Income   0.71%
Per Capita Income   2.0%


Seneca County NY - Peer Comparisons by Rank and Percentile

The table below compares Seneca County to the other 62 counties and county equivalents in New York by rank and percentile using July 1, 2017 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 # 57 10th
Population Density # 35 45th
Diversity Index # 33 47th
Median Household Income # 43 32nd
Per Capita Income # 52 18th

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