In 2023, Forestburg, SD had a population of 40 people with a median age of 44.3 and a median household income of $62,500. Between 2022 and 2023 the population of Forestburg, SD declined from 42 to 40, a −4.76% decrease and its median household income declined from $76,667 to $62,500, a −18.5% decrease.
The 5 largest ethnic groups in Forestburg, SD are White (Non-Hispanic) (100%), Black or African American (Non-Hispanic) (0%), American Indian & Alaska Native (Non-Hispanic) (0%), Asian (Non-Hispanic) (0%), and Native Hawaiian & Other Pacific Islander (Non-Hispanic) (0%).
None of the households in Forestburg, SD reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Forestburg, SD are U.S. citizens.