Population Demographics
As of 2025 the population of Upton County is 3,134. The population is expected to shrink to 3,026 by 2030 - a growth rate of -0.70%.
The median age of Upton County residents is 40.
The diversity index of Upton County is 79.8, meaning that there is a 80% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.