Overview
          157,515
                  Total Population
                39.9
                  Median age
                50.98%
                  Female population %
                96.2:100
                  Gender ratio (M:F)
                60-64 years
                  Largest age group
                54.1
                  Total dependency ratio
                White
                  Largest racial group
                11,732
                  Hispanic population
                Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Schenectady County's population is old compared to the rest of the country:
- The median age in Schenectady County is 39.9, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
 - Schenectady County's population under 18 was 21.80%, compared to the 22.51% nationwide.
 - Schenectady County's elderly or the senior population (over 65 age) was 17.11% as compared to 16.04% nationwide.
 - Of the total population in Schenectady County, 18.02% were under the age of 15, 19.09% aged 15 to 29, 45.78% aged 30 to 64, 14.75% aged 65 to 84, and 2.35% were 85 years of age and older.
 
Read more about Schenectady County, NY population by age ➔
Gender
There are 3,089 more females than males in Schenectady County:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.98% females and 49.02% males in Schenectady County, NY.
 - The Schenectady County, NY gender ratio is 96.2:100 i.e. 96.2 men to 100 women (0.962).
 - For male population, the largest age group is 60-64 years with a population of 5,558.
 - For the female population, the largest age group is 60-64 years with a population of 5,793.
 
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Race / Ethnicity
Schenectady County's population has become increasingly diverse:
- Racial distribution of Schenectady County population: 74.02% are White, 9.82% are Black or African American, 0.35% are American Indian and Alaska Native, 4.79% are Asian, 0.02% are Native Hawaiian and other Pacific Islander, 3.52% are some other race and 7.48% are multiracial.
 - Schenectady County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
 - By ethnicity, 11,732 is Hispanic or Latino (of any race), and 145,783 (92.55% of the total population) is Non-Hispanic.
 - The largest racial group in Schenectady County is White with a population of 116,591 (74.02% of the total population).
 
Read more about Schenectady County, NY population by race ➔
Year by year
Schenectady County's population has already reached its peak and is showing a trend of decline:
- The peak population was 160,214 in the year 2021
 - From 2000 to 2010, Schenectady County's population increased by 8,304 (5.67%), as compared to the national growth of 9.63%.
 - From 2010 to 2020, Schenectady County's population increased by 4,448 (2.87%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
 - Between the year 2000 and 2022, Schenectady County's population was lowest in year 2001 at 146,203.
 
Read more about Schenectady County, NY population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
 - U.S. Census Bureau Population Estimates Population Estimates Program (PEP)