Ontario County NY Information


Ontario County Subdivisions

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


Total Population 113,499
Population in Households 110,113
Population in Familes 87,849
Population in Group Qrtrs 3,386
Population Density1 176
Diversity Index2 23


Median Household Income $61,114
Average Household Income $84,856
Per Capita Income $34,837


Total Housing Units 51,261 (100%)
Owner Occupied HU 31,127 (60.7%)
Renter Occupied HU 14,245 (27.8%)
Vacant Housing Units 5,889 (11.5%)
Median Home Value $155,828
Average Home Value $212,589


Total Households 45,372
Average Household Size 2.43
Family Households 29,533
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. 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 0.61% 0.61%
Households 0.65% 0.64%
Families 0.48% 0.54%
Median Household Income   2.53%
Per Capita Income   3.28%


Ontario County NY - Peer Comparisons by Rank and Percentile

The table below compares Ontario 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 # 27 58th
Population Density # 25 61st
Diversity Index # 34 47th
Median Household Income # 16 76th
Per Capita Income # 14 79th

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