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Schloss Hallwyl

Museums ·Seengen ·Closed
4.63K
Most reviewed in SeengenTravelers' Choice
  • Visit: 2–3 hours

Erwachsene CHF 14 · Kinder (6–16 Jahre) CHF 8

Tickets from CHF 14
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About

Schloss Hallwyl is a moated castle on two islands in the Aabach, just north of Lake Hallwil, in Seengen in the canton of Aargau.

Menu & prices

Getränke- und Speisekarte

More photos 5

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Schloss Hallwyl

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Why go

  • Explore 800 years of the von Hallwyl family’s history.
  • The castle grounds lie in the Hallwilersee nature reserve.

Plan your visit

Prices

ErwachseneCHF 14
Kinder (6–16 Jahre)CHF 8

From the venue's website · checked 26 Oct 2026

Opening hours

Today10:00 – 17:00Show all
MondayClosed
Tuesday10:00 – 17:00
Wednesday10:00 – 17:00
Thursday10:00 – 17:00
Friday10:00 – 17:00
Saturday10:00 – 17:00
Sunday10:00 – 17:00

Don't miss

  • Keep’s lowest floorThe dilapidated keep was reduced to its lowest floor around 1800.Rear Island
  • Round towerA round tower from the 14th-century expansion survives.Rear Island
  • Bridge between the islandsThe bridge links the Front Island with the older castle on the western Rear Island.Between the Front Island and Rear Island
  • Rear Island gun towersLook for the thick walls and firing openings of the towers added by Dietrich von Hallwyl around 1500.Rear Island

Know before you go

  • Opening hours: Tuesday–Sunday, 10:00–17:00.

What's inside

  • The permanent exhibition explores the castle’s history, its occupants, and noble and everyday life.
  • The former granary, built in 1520/21, contains the ticket desk, shop and an exhibition.

With kids

  • Family outings include secret corners to explore and puzzles to solve.
  • The exhibitions are suitable for children.
  • Families and children are welcome on weekdays, weekends, holidays and rainy days.

Tips for your visit

  • Buy tickets online through the castle’s own website.
  • Allow 2–3 hours for your visit.

Best time to visit

  • A rainy-day option for families: the castle welcomes family visits in wet weather.

Tours and audio guides

School tours and workshops
Sessions cover the Middle Ages and early modern period; English is available on request

Interesting facts3

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  1. One artificial and two natural branches of the Aabach surround the castle.

    Schloss Hallwyl - Wikipedia
  2. 1637

    The castle mill was built on a third Aabach island in 1637.

    Schloss Hallwyl - Wikipedia
  3. 2015

    In 2015, Hallwyl housed Switzerland’s largest jackdaw colony, with more than 80 breeding pairs.

    Schloss Hallwyl - Wikipedia

Shorts

History

Hallwyl was the ancestral castle of the Lords of Hallwyl and the centre of an estate with rights to exploit the lake.

  1. late 12th c.The castle was probably founded as a tower house with a dry moat.
  2. 1167The von Hallwyl family appears in a testament.
  3. 1256The castle is first recorded.
  4. around 1265A residential building with storerooms and upper-floor living rooms was added beside the stream.
  5. early 14th c.The tower gained a water moat and perimeter wall, and an artificial island with buildings was created in the Aabach.
Show all
  1. 1415Bernese troops burned the castle during the conquest of Aargau; rebuilding began soon after.
  2. 1578–1590Burkhard III von Hallwyl remodelled the castle as a representative residence.
  3. 1861 and 1870–1874After prolonged neglect, parts of the castle were rebuilt in neo-Gothic style.
  4. 1910Wilhelmina von Hallwyl commissioned major repairs.
  5. 1914Most neo-Gothic alterations were reversed.
  6. 1925The family foundation began preserving and studying the castle, and it opened to the public.
  7. 1994The Canton of Aargau became the castle’s owner.
  8. 1997–2004The Canton of Aargau carried out a major renovation.

How to get there

  • BusBus 395 serves Schloss Hallwyl beside the castle, with connections to Lenzburg and Teufenthal. Address: Boniswilerstrasse, 5707 Seengen.
  • 15 minOn footWalk from the Boniswil Seetalbahn stop.

Sources: Hallwyl Castle - Wikipedia · Hallwyl Castle - Where Culture meets Nature - M… · Schloss Hallwyl – Kultur- und Naturerlebnis – M… · Château de Hallwyl - Où culture rime avec natur… · Schloss Hallwyl - Wikipedia · Castello di Hallwyl - Wikipedia · Schloss Hallwyl: tickets (its own site) · Schloss Hallwyl: menu (its own site) · Tours for schools - Hallwyl Castle · Excursions for families and children - Hallwyl … · checked 10 Oct 2026

Where
Boniswilerstrasse, Seengen, 5707

Plan from here: A day out →

Questions and answers

How much are tickets to Schloss Hallwyl?

Adult admission is CHF 14; admission for children aged 6–16 is CHF 8.

Where does the name Hallwyl come from?

The name comes from an earlier settlement in the area.

Who investigated Schloss Hallwyl in the early 20th century?

Nils Lithberg led excavations and building research from 1910 to 1916 for Wilhelmina von Hallwyl.

Has recent archaeology changed the dating of Schloss Hallwyl?

Cantonal archaeological research from 1995 to 2003 produced new dates.

Was Schloss Hallwyl damaged before 1415?

A fire damaged part of the residential building in 1380; it was later rebuilt.

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