Dumont River Office
20 West Dumont Rd (Co Rd 310)
Dumont, CO 80436Our Mad Adventures River Office is located in Dumont on the south side of I-70 (exit 235).From the Winter Park: Take U.S. Highway 40 over Berthoud Pass. Hwy 40 ends at I-70. Take I-70 east toward Denver to Downieville/Dumont (exit 234). As you exit 234, turn left at the stop sign and travel under the highway. Turn right on Co Rd 308 and travel 0.7 miles. At the stop sign turn left onto Co Rd 312 and travel across the bridge over the highway. Turn right on Dumont Rd after crossing the bridge. Then make your first left up the driveway towards the brown building. Approximate drive time is 45 minutes.
From Denver: Travel I-70 west to Dumont (exit 235). As you exit 235, turn left at the stop sign and travel across the bridge over the highway. Turn right on Dumont Rd after crossing the bridge. Then make your first left up the driveway towards the brown building. Approximate drive time is 30-45 minutes..
From the Winter Park / Granby Area: Travel east on Hwy 40 toward Winter Park Resort and continue east over Berthoud Pass. Hwy 40 ends at I-70. Take I-70 east toward Denver to Downieville/Dumont (Exit 234). As you exit 234, turn left at the stop sign and travel under the highway. Turn right on Co Rd 308 and travel 0.7 miles. At the stop sign turn left onto Co Rd 312 and travel across the bridge over the highway. Turn right on Dumont Rd after crossing the bridge. Then make your first left up the driveway towards the brown building. Approximate drive time is 45min to 1 hour.
From Summit County: When traveling from locations like Breckenridge and Silverthorne, travel I-70 east toward Denver to Dumont (Exit 234). As you exit 234, turn left at the stop sign and travel under the highway. Turn right on Co Rd 308 and travel 0.7 miles. At the stop sign turn left onto Co Rd 312 and travel across the bridge over the highway. Turn right on Dumont Rd after crossing the bridge. Then make your first left up the driveway towards the brown building. Approximate drive time is 45 minutes.
From Vail: Travel I-70 east toward Denver to Idaho Springs (Exit 234). As you exit 234, turn left at the stop sign and travel under the highway. Turn right on Co Rd 308 and travel 0.7 miles. At the stop sign turn left onto Co Rd 312 and travel across the bridge over the highway. Turn right on Dumont Rd after crossing the bridge. Then make your first left up the driveway towards the brown building. Approximate drive time is 1 to 1-1/4 hours.
From the Grand Lake Area: Travel US Hwy 34 west to Hwy 40. Turn left (east) onto Hwy 40 toward Winter Park and continue east over Berthoud Pass. Hwy 40 ends at I-70. Take I-70 east toward Denver to Downieville/Dumont (Exit 234). As you exit 234, turn left at the stop sign and travel under the highway. Turn right on Co Rd 308 and travel 0.7 miles. At the stop sign turn left onto Co Rd 312 and travel across the bridge over the highway. Turn right on Dumont Rd after crossing the bridge. Then make your first left up the driveway towards the brown building. Approximate drive time is 1-1/2 hours.
From Boulder: Take CO-93 south (CO-93 becomes US-6 E), merge onto CO-470 E toward Colorado Springs. Merge onto I-70 west toward Grand Junction. At Dumont, take Exit 235. As you exit 235, turn left at the stop sign and travel across the bridge over the highway. Turn right on Dumont Rd after crossing the bridge. Then make your first left up the driveway towards the brown building. Approximate drive time is 1-1/4 hours.