Take I-70 W to I-270 NW (towards Boulder/Ft Collins). From I-270 take I-25 N exit. From I-25 N exit Hwy 119 into Longmont. On Hwy 119 Go thru Main Street. Turn right on S Pratt Pkwy. Turn Left on Boston Ave (first left after small bridge). Right on Boston Ct., last building on right side.
53.5 Miles, Estimated Travel Time: 1 hour

Toll road costs $5 in each direction
Take the E-470 N exit 6B. Merge onto I-25 N/US-87 N toward Ft Collins. From I-25 N exit Hwy 119 into Longmont. On Hwy 119 Go thru Main Street. Turn right on S Pratt Pkwy. Turn Left on Boston Ave (first left after small bridge). Right on Boston Ct., last building on right side.
43.3 Miles, Estimated Travel Time: 50 minutes