St. Vrain State Park, CO to Guernsey State Park, WY


Guernsey State Park, WY, April 2025

The total drive is about 172 miles.

These directions take you to the Sandy Point Campground. Skyline, Newell Bay, Sandy Beach, Sandy Point, Cottonwood Cove, and Sandy Cove Campgrounds are along the way or just past Sandy Point Campground.

Driving Directions

  1. (0.0 miles) Head towards the park exit
  2. (0.2 miles) Turn on Weld County Road 24 1/2
  3. (1.0 miles) Left on County Road 7
  4. (1.5 miles) Left onto CO-119 / Firestone Blvd
  5. (2.6 miles) Left onto I-25 North
  6. (153 miles) Take exit 92, on right, to US-26 / Heartland Expressway towards Guernsey / WY ARNG Training Site
  7. (168 miles) Left on Lakeside Drive / WY-317 towards Guernsey State Park
  8. (169 miles) Left on Skyline Drive across from pay station. (Note: Steep hill) (Note: Park office is at 170 miles on Lakeside Drive)
  9. (172 miles) Pavement ends just before Sandy Beach Campground. If possible, enter Sandy Point Campground and exit the far side to avoid the worst gravel roads.
  10. (172 miles) Sandy Point Campground on right

Rest Stops

  • 12.2 miles, Exit 250, Loves Travel Stop (left, round-a-bout, Taco Johns)
  • 16.0 miles, Exit 254, Petro Travel Center (left/right)
  • 65.1 miles, Exit 4, WY Welcome Center on I-25
  • 68.3 miles Exit 7, Loves Travel Stop (right, few pull-thru, Wendys), Sinclair Gas Station (right, few pull-thru), Flying J Travel Center (left, pull-thru, Dennys), (near: McDonalds)
  • 115 miles, Exit 54, Rest Area on I-25 (Limited RV spots on sides)
  • 140 miles, Exit 78, Sinclair Gas Station (left, small, dirt behind)
  • 141 miles, Exit 80, Sinclair Gas Station (right, small, A&W)
  • Exit 92 onto heartland has a rest area immediately upon exiting the interstate

General Notes

  • If you stay at Skyline, Newell Bay, Sandy Beach, Sandy Point, Cottonwood Cove, or Sandy Cove Campground, you will have to U-turn at the Park office.
  • As of 2025, you will have to drive on a terrible dirt/gravel road, if you stay in Sandy Beach, Sandy Point, Cottonwood Cove, or Sandy Cove Campground.
    • Drive Slow On Gravel. In some spots, 5 mph is not unreasonable.
    • Going the wrong way through Sandy Beach Campground skips some of the worst dirt/gravel road


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