Tyndall is a city located in South Dakota. With a 2020 population of 1,045, it is the 63rd largest city in South Dakota and the 10130th largest city in the United States. Tyndall is currently growing at a rate of 0.29% annually but its population has decreased by -2.06% since the most recent census, which recorded a population of 1,067 in 2010. Tyndall reached it's highest population of 1,066 in 2010. Spanning over 2 miles, Tyndall has a population density of 662 people per square mile.
The average household income in Tyndall is $52,103 with a poverty rate of 15.75%. The median rental costs in recent years comes to $554 per month, and the median house value is $81,900. The median age in Tyndall is 47 years, 37.3 years for males, and 49.9 years for females. For every 100 females there are 83.8 males.