St. Regis is a city located in Montana. St. Regis has a 2020 population of 210. St. Regis is currently declining at a rate of 0.00% annually and its population has decreased by -34.17% since the most recent census, which recorded a population of 319 in 2010. St. Regis reached it's highest population of 370 in 2017.
The average household income in St. Regis is $51,622 with a poverty rate of 31.43%. The median rental costs in recent years comes to $588 per month, and the median house value is $155,300. The median age in St. Regis is 40.5 years, 43.1 years for males, and 40.3 years for females. For every 100 females there are 110.0 males.