Fort Sumner is a village located in De Baca County, New Mexico. Fort Sumner has a 2025 population of 857 . Fort Sumner is currently declining at a rate of -1.15% annually and its population has decreased by -2.06% since the most recent census, which recorded a population of 875 in 2020.
The median age in Fort Sumner is 27.9 years: 27.3 years for males, and 36.2 years for females. For every 100 females there are 144.4 males.
Data after 2023 is projected based on recent change
The racial composition of Fort Sumner includes 66.18% other race, 15.66% White, and smaller percentages for Black or African American, Native American and multiracial populations.
Other race (66.18%)
Two or more races (17.95%)
White (15.66%)
Black or African American (0.1%)
Native American (0.1%)
Race | Population | Percentage (of total) |
|---|---|---|
| Other race | 634 | 66.18% |
| Two or more races | 172 | 17.95% |
| White | 150 | 15.66% |
| Black or African American | 1 | 0.1% |
| Native American | 1 | 0.1% |
Married
Widowed
Divorced
Separated
Never Married