Timber Lake is a city located in South Dakota. With a 2020 population of 512, it is the 116th largest city in South Dakota and the 13203rd largest city in the United States. Timber Lake is currently growing at a rate of 1.19% annually and its population has increased by 15.58% since the most recent census, which recorded a population of 443 in 2010. Spanning over 0 miles, Timber Lake has a population density of 1,259 people per square mile.
The average household income in Timber Lake is $56,736 with a poverty rate of 15.11%. The median rental costs in recent years comes to $522 per month, and the median house value is $59,100. The median age in Timber Lake is 33 years, 32.4 years for males, and 33.9 years for females. For every 100 females there are 99.0 males.