The median age in Gray Township, Pennsylvania is 40.5, as per 2021 ACS 5-Year Estimates. Of the total population, 22.48% were under the age of 15, 13.18% aged 15 to 29, 48.84% aged 30 to 64, 10.85% aged 65 to 84, and 4.65% were 85 years of age and older.