Travel by car
You can reach Darmstadt from motorways A5 (from Frankfurt/M. – Heidelberg/Basel) and A67 (from Cologne/Wiesbaden – Mannheim). At the motorway junction ‘Autobahnkreuz Darmstadt’ take the exit towards Darmstadt/Stadtmitte.
From motorway junction ‘Autobahnkreuz Darmstadt’, follow the signs towards the city centre (Darmstadt/Stadtmitte) and TU Stadtmitte.
The address of the car park is :
Parkhaus Darmstadt Schlossgarage
You can have an overview from the map.