The total population of Sentinel Butte is estimated to be 45 with 20 males (44.44%) and 25 females (55.56%). There are 5 more females than males in Sentinel Butte.
In 2022, the population of Sentinel Butte was 65, a 0.00% decrease year-by-year from 2021. Previously, in 2021, Sentinel Butte's population was 65, an increase of 4.84% compared to a population of 62 in 2020.
The median age in Sentinel Butte, ND is 68.6, as per 2021 ACS 5-Year Estimates. Of the total population, 8.33% were under the age of 15, 8.33% aged 15 to 29, 25.00% aged 30 to 64, 58.33% aged 65 to 84, and 0.00% were 85 years of age and older.