Starnberger See Nordufer (Starnberg → Leoni)
The classic flat lakeside walk along the eastern shore — villas, old trees, swim spots, alpine views on clear days. Good year-round.
Category: S-Bahn + Hiking
Distance: ~6 km one-way
Difficulty: Very Easy
Bail-out: Lake-side path with bus stops along it (Bus 961 Starnberg ↔ Berg). S6 every 20 min from Starnberg.

Starnberger See Nordufer (Starnberg → Leoni)
Starnberg Bahnhof (S6)
Right at the lake. Head south along the east shore promenade.
Gondelhafen / Undosa
Boat harbor, lakeside cafés. Good first refuel/photo stop.
Schloss Berg & König-Ludwig-Kreuz
Memorial to King Ludwig II (drowned here 1886). Quiet park.
Leoni (return point)
Small village with a couple of cafés. Bus 961 back to Starnberg, or continue south for longer loops.