To get to Sjövillan and Rindö, a shorter boat trip of about 8 minutes is requiers.
All year round there is a free road ferry beteween Vaxholm and Rindö and you can go with or without car and it is not something you need to book in advance.
Below is information about the timetable and current traffic information.
The road ferry goes from Västerhamnsplan 6 in Vaxholm.