Tennant is a city located in Shelby County, Iowa. Tennant has a 2026 population of 83. Tennant is currently declining at a rate of 0% annually and its population has increased by 5.06% since the most recent census, which recorded a population of 79 in 2020.
The median household income in Tennant is $62,885 with a poverty rate of 0%. The median age in Tennant is 54.9 years: 61.3 years for males, and 54.5 years for females. For every 100 females there are 90.9 males.