Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Routes
Places to see
Castles
Switzerland
Eastern Switzerland

St. Gallen

Top 20 Castles in St. Gallen

Castles in St. Gallen, a canton in eastern Switzerland, reflect a rich history. The region features numerous castles and ruins, ranging from well-preserved historical monuments to picturesque ruins with compelling stories. St. Gallen's diverse landscape, including Lake Zurich and Lake Constance, provides scenic backdrops for these historical sites. Many castles offer insights into the region's past and strategic importance.

Best castles in St. Gallen

  • The most popular castles is Grimmenstein Castle Ruins, a castle that offers wonderful views of…

Last updated: August 2, 2026

View of Rapperswil's Old Town and Castle

Highlight • Viewpoint

Hike across a wooden walkway to the Hurden Peninsula. Or take a boat trip on Lake Zurich. Visit Knie's Children's Zoo. Or simply explore the old town on a walking tour.

Translated by Google •

Tip by

See rides here

Send to Phone

Save

Werdenberg — Old Town, Castle and Lake

Highlight • Historical Site

Werdenberg with historical city rights
Werdenberg is a town with historical town charter in the eastern Swiss canton of St. Gallen. The town of Werdenberg belongs to the municipality of …

Translated by Google •

Tip by

Save

Sign up now to discover places like this

Get recommendations on the best single tracks, peaks, & plenty of other exciting outdoor places.

Sign up for free

Sargans Castle

Highlight • Castle

Sargans Castle
The Sarganserschloss was first read in a document as early as 1282. In 1386 its owner, Count Johann I (called "Count Hans" for short) fought on the side …

Translated by Google •

Tip by

Save

St. Anna Castle

Highlight • Castle

Old privately owned castle. Tour outside. The history of the St. Anna Castle dates back to the 12th century. At that time the castle belonged to the nobles of Rorschach in the service of the abbot of St. Gallen.

Translated by Google •

Tip by

Save

Grimmenstein Castle Ruins

Highlight • Castle

After a pleasant, cool climb through the forest you reach the Burghalde with the Grimmenstein castle ruins. A wonderful view opens up of Lake Constance and the three neighboring states.

Translated by Google •

Tip by

Save

Helfenberg Castle Ruins

Highlight • Castle

Castle / Castle ruins Helfenberg, Gossau SG
The castle was probably built in the first half of the 13th century. It was a residence of the Gielen von Glattbrugg family. …

Translated by Google •

Tip by

Save

Beautiful ruin above Lake Walen.

Translated by Google •

Tip by

Save

Wartensee Castle

Highlight • Castle

Wartensee Castle is located on a hill in Rorschacherberg above Lake Constance. It is surrounded by a large park and was once the country estate of a wealthy family. The …

Translated by Google •

Tip by

Save

Grünenstein Castle

Highlight • Castle

Private castle on a vineyard, easily accessible via road and hiking trail.

Translated by Google •

Tip by

Save

Steinerburg Ruins

Highlight • Castle

Castle ruin with amazingly well-preserved foundations.

Translated by Google •

Tip by

Save

Sign up for free to discover even more castles in St. Gallen.

Sign up for free

Already have an account?

Start today with a free account

Your next adventure awaits.

Login or Signup

Popular around St. Gallen

Family-friendly winter hikes in Eastern Switzerland

Lake Zurich loop – A land of contrasts

Toggenburger Höhenweg – Demanding hiking near St. Gallen

Hope 1000 – Bikepacking Switzerland in 11 stages

Sardona World Heritage Trail – Where the Alps once formed

Alpine Panorama Trail in Switzerland – Keep your eyes on the mountains

The Lakes Route – Picture-postcard views in the Swiss alpine foothills

Via Alpina – The 15 stages of the Green Route

The Mittelland Route – Between Lake Constance and Lake Geneva

Alpine Panorama Route — 8 stages through the foothills of the Alps

Other adventures in St. Gallen

Family-friendly winter hikes in Eastern Switzerland

Collection by

Heidiland

Tips from the Community

Werner 🚵‍♂️🚶‍♂️🚴‍♂️
August 3, 2026, Helfenberg Castle Ruins

Historically certainly interesting (see board).

Translated by Google

1

0

Matto
March 12, 2026, Schloss Wartensee

The historic Wartensee Castle, dating from the 13th century, is located on the Rorschacherberg hill. It also features a historic chapel, and the castle itself houses a Gothic hall. From the beautiful garden terrace, one has a breathtaking panoramic view of Lake Constance.

Translated by Google

2

0

Sargans Castle is definitely worth a visit!

Translated by Google

8

0

In front of the ruins there is a small but nice barbecue area.

Translated by Google

1

0

Beautiful ruin above Lake Walen.

Translated by Google

7

0

Old castle ruin. There is a picnic area with possibility to make a fire. View of the lake and the mountains.

Translated by Google

1

0

Beautiful shady resting place between ruins, forest and stream.

Translated by Google

0

0

Frequently Asked Questions

Which castles in St. Gallen offer a deep dive into the region's history?

For a significant historical experience, visit Werdenberg Castle, a well-preserved hill castle dating back to 1228, which houses a museum exploring the region's past. Another excellent choice is Sargans Castle, built around 1200, which played a crucial role in controlling passes and features the Sarganserländisches Heimatmuseum.

Are there any castles in St. Gallen that offer scenic views?

Absolutely. Rapperswil Castle, perched on Lindenhof hill, offers commanding views of Lake Zurich and the Alps. The Grimmenstein Castle Ruins also provide wonderful views of Lake Constance and the surrounding region after a pleasant climb through the forest.

Which castles in St. Gallen are suitable for families with children?

Many castles in St. Gallen are family-friendly. Werdenberg Castle is part of Switzerland's smallest town with historical city rights, offering a charming medieval experience. The Grimmenstein Castle Ruins are noted for having two barbecue areas, making it a great spot for a family outing. Sargans Castle also welcomes families and has a restaurant on site.

Can I find castles in St. Gallen that have been converted into hotels or unique accommodations?

Yes, the region offers unique castle stays. Schloss Wartegg in Rorschacherberg, built in 1557, is now a sustainable eco-hotel with an English landscape park. Wartensee Castle, also in Rorschacherberg, operates as a hotel and event venue with neo-Gothic architecture. Schloss Weinstein in Marbach provides a romantic hotel stay with a restaurant.

What kind of outdoor activities can I do near the castles in St. Gallen?

The St. Gallen region offers diverse outdoor activities. You can find easy hikes, such as the Pizol panoramic high-altitude trail, or more challenging mountain hikes like the Wildsee – Schotten Lake loop. Cycling routes are also popular, including tours from Rapperswil or along Lake Constance. For more details on routes, explore the Easy hikes in St. Gallen, Mountain Hikes in St. Gallen, and Cycling in St. Gallen guides.

Are there any castle ruins in St. Gallen worth exploring?

Certainly. The Grimmenstein Castle Ruins are highly popular, offering great views. Helfenberg Castle Ruins, probably built in the 13th century, are secured and preserved near the Glatt gorge. The Stralegg Castle Ruins, believed to be a Roman watchtower, also provide historical interest and views.

What is the best time of year to visit the castles in St. Gallen?

The castles in St. Gallen are generally enjoyable from spring through autumn, when the weather is mild for exploring ruins and enjoying outdoor activities. Summer offers the warmest temperatures for lake views and outdoor dining. Some castle hotels, like Schloss Wartegg, are open year-round, offering a cozy experience even in winter.

Are there any castles in St. Gallen that are easily accessible by public transport?

Many castles in St. Gallen are well-connected. Rapperswil Castle is located in the town of Rapperswil-Jona, which is easily accessible by train and boat. Sargans Castle is also close to the town of Sargans, a transport hub. For specific routes and schedules, it's best to check local public transport websites.

What do visitors enjoy most about the castles in St. Gallen?

Visitors frequently highlight the stunning views, especially from locations like Grimmenstein Castle Ruins and Rapperswil Castle. The historical significance and the opportunity to explore well-preserved medieval structures or charming old towns, such as Werdenberg, are also highly appreciated. Many enjoy the combination of history with beautiful natural surroundings.

Are there any castles in St. Gallen with unique architectural features?

Yes, Rapperswil Castle stands out with its three prominent towers: the Gügeliturm, the five-sided Zeitturm with bells and a sundial, and the Pulverturm. Wartensee Castle, while having roots in the 13th century, was renovated in the 19th century, acquiring its distinctive neo-Gothic style.

Can I find cafes or restaurants near the castles in St. Gallen?

Several castles offer dining options. Sargans Castle has a restaurant open from March to December. Schloss Wartegg, now an eco-hotel, features an exquisite organic restaurant. Wartensee Castle also operates as a hotel and event venue with dining facilities. Many castles are located near towns with various cafes and eateries.

Are there any lesser-known or 'hidden gem' castles in the St. Gallen region?

While not as widely known as the major fortresses, the Grünenstein Castle, a private castle on a vineyard, offers a unique blend of history and culture, with apartments and cultural events. The Steinerburg Ruins also provide a peaceful, less crowded exploration opportunity with good views.

Most popular routes in St. Gallen

Hiking in St. Gallen

Most popular attractions in St. Gallen

Natural Monuments

Store rating

Get inspired with the komoot mobile app

With a free komoot account, you can easily find, customize, and navigate endless outdoor adventures.

or

Join komoot Now

Store rating

Didn’t find what you were looking for?

Explore St. Gallen’s best castles region by region:

Wahlkreis RheintalSarganserlandGaiserwaldHäggenschwilMuolenEggersrietRorschachBodensee (SG)ToggenburgWittenbachSee-GasterAndwil (SG)WerdenbergGossau

Explore more

Looking for the best castles somewhere else? Discover other guides in St. Gallen:

Nearby adventure guides

Things to Do around Wildhaus-Alt St. Johann

background

Get ready to conquer new peaks

Sign up for Free

Explore
RoutesRoute plannerFeaturesRedeem a voucherHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy