Main (East) Entrance
Take I-25 to Castle Rock. From I-25, take the Founders Parkway exit onto Hwy 86. Follow Hwy 86 into Franktown. At the stoplight, turn south to Hwy 83. Follow Hwy 83 for five miles to the main park entrance. Facilities near the main entrance include the Visitor Center, flush restrooms, event facilities, picnic areas with grills and a paved roadway.
West Entrance
The west entrance is accessed from Castlewood Canyon Road off of Hwy 86. The west entrance is in a less developed portion of the park, including a gravel road, gravel parking lots, a few picnic tables and vault toilets.