Griffith is a city located in Indiana. With a 2020 population of 15,837, it is the 57th largest city in Indiana and the 2232nd largest city in the United States. Griffith is currently declining at a rate of -0.69% annually and its population has decreased by -6.25% since the most recent census, which recorded a population of 16,893 in 2010. Griffith reached it's highest population of 18,168 in 1970. Spanning over 8 miles, Griffith has a population density of 2,048 people per square mile.
The average household income in Griffith is $72,101 with a poverty rate of 7.66%. The median rental costs in recent years comes to $889 per month, and the median house value is $137,700. The median age in Griffith is 38 years, 36.9 years for males, and 39.1 years for females. For every 100 females there are 101.7 males.