From the junction of the A75 with the A701, head north on the A701 for about 0.5 miles. At the roundabout with the Tinwald Downs Road, turn right onto Tinwald Downs Road. Follow the Tinwald Downs Road for about 1 mile until you reach the museum on your left.
Take the number 2 bus from Dumfries town centre to Heathhall. Alight at the junction of Tinwald Downs Road and Downs Way. The museum is a 10-15 minute walk further along Tinwald Downs Road.
Further information on bus routes and timetables is available here.
From Dumfries railway station follow the Caledonian Cycleway towards Heathhall until you reach Tinwald Downs Road. Turn right onto Tinwald Downs Road and continue for about 0.7 miles until you reach the museum on your left.
Further information on the route can be found here.