The Hotel Sonne Idstein provides modern rooms and free Wi-Fi internet access, within a traditional timber-framed building. It is located in Idstein town centre in the Rhein-Taunus Nature Park. Every room at the Hotel Sonne Idstein has a private bathroom, cable TV channels and soundproofed windows. The apartments are located 1 km away. The Sonne Idstein prepares a German-style breakfast buffet each morning. There are also a number of restaurants and cafés within easy walking distance. Private parking is free at the Sonne, and the A3 motorway can be reached in just 4 minutes by car. Idstein Train Station is just 1.3 km away.

Guests arriving after 21:30 are requested to inform Hotel Sonne in advance. Maximum 2 dogs allowed per room or apartment. The first stays free, the second incurs a fee of EUR 10. Please note that extra beds are only available on request. Guests staying in the Annex rooms, need to check in at Limburgerstr. 51 which is 100 metres from the main building.