| S13 (ZVV) | |
| Image Alt: | An SOB train on line S13 descending to Wädenswil. |
| Status: | Operational |
| Stock: | Südostbahn (SOB) trains |
| Website: | ZVV |
| Map State: | hide |
The S13 is a regional railway line of the S-Bahn Zürich on the Zürcher Verkehrsverbund (ZVV), Zürich transportation network, in the cantons of Schwyz and Zürich. It links with and junction stations.
The line runs from Einsiedeln (SZ) to Wädenswil (ZH) on the Wädenswil–Einsiedeln railway line. Unlike other Zürich S-Bahn lines, it does not pass through Zürich HB. Connecting trains are offered at Biberbrugg (S31, S40, Voralpen-Express) and Wädenswil (S2, S8, S25, InterRegios).
The S13 is operated with single-deck Stadler FLIRT and FLIRT-III EMUs owned by Südostbahn (SOB).
The train frequency is usually 30 minutes and the trip takes 24 minutes.