Phillips County, located in Colorado, has a population of 4,577 with a population density of 6.7 people per square mile. The population has seen a slight increase from 2010 when it was recorded at 4,442. The racial composition of Phillips County is predominantly White, with 3,961 individuals, making up 86.6% of the population. Hispanics make up a significant portion of the population, with 830 individuals, accounting for 18.1% of the total population. The county has a balanced gender distribution, with 2,172 males and 2,270 females. The median age in Phillips County is 42.7, with slightly more females having a higher median age than males. The average household size is 2.41, and the county has a total of 1,819 households.

Compared to other counties in Colorado, Phillips County has a lower population density, with only 6.7 people per square mile, indicating a more rural and less densely populated area. The county has a higher percentage of White residents compared to the state average, with 86.6% of the population being White in Phillips County, whereas the state average is around 69%. Additionally, the percentage of Hispanics in Phillips County is slightly lower than the state average of 21%, with Hispanics making up 18.1% of the population in Phillips County. The average farm size in Phillips County is 1,368 acres, with a total of 319 farms in 2012, and an increase to 326 farms in 2017. Crop acreage has also increased from 370,779 acres in 2012 to 384,426 acres in 2017, indicating a growth in agricultural activities in the county.