Phillips County, Colorado

Phillips County
Location within the U.S. state of Colorado
Colorado's location within the U.S.
Coordinates: 40°35′N 102°21′W / 40.59°N 102.35°W / 40.59; -102.35
Country United States
State Colorado
FoundedMarch 27, 1889
Named afterR.O. Phillips
SeatHolyoke
Largest cityHolyoke
Area
  Total
688 sq mi (1,780 km2)
  Land688 sq mi (1,780 km2)
  Water0.1 sq mi (0.3 km2)  0.02%
Population
 (2020)
  Total
4,530
  Estimate 
(2024)
4,488
  Density6.6/sq mi (2.5/km2)
Time zoneUTC−7 (Mountain)
  Summer (DST)UTC−6 (MDT)
Congressional district4th
Websitephillipscounty.colorado.gov

Phillips County is a county located in the U.S. state of Colorado. As of the 2020 census, the population was 4,530. The county seat is Holyoke. The county was named in honor of R.O. Phillips, a secretary of the Lincoln Land Company, who organized several towns in Colorado.