When you come from the A5 take the exit to Baden-Baden. Follow the B500 to direction Baden-Baden. In the city drive to direction Lichtental through the tunnel.
In the tunnel turn right to direction "Stadtmitte", SWR. At the end of the road turn left.
At the next traffic light turn left to direction Fremersberg, SWR. After 1,5 km turn right to the Stadelhoferstreet.