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Main

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River
—°1010
Main (Germany)

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Highlights of 2026

10

The Main is the most significant right-bank tributary of the Rhine, stretching 525 kilometers and holding the title of the longest river flowing entirely within Germany. It is formed by the meeting of the White Main from the Fichtelgebirge and the Red Main from the Franconian Jura near Kulmbach. The river is renowned for its distinctive loops and bends, particularly the so-called Main Square and Main Triangle in Lower Franconia. Its drainage basin spans roughly 27,000 square kilometers, encompassing historic gems like Bamberg and Würzburg as well as the modern financial hub of Frankfurt am Main. Historically, the Main was a crucial trade link during the Middle Ages and served as a political boundary in the 19th century between the Prussian sphere in the north and the southern German states. Since 1992, the Main has been a vital component of the trans-European waterway system via the Main-Danube Canal, linking the North Sea to the Black Sea. Today, the river supports intensive inland shipping while providing a vital recreational space for the millions living in the Frankfurt Rhine-Main metropolitan area.

Best time to visit & climate

The most pleasant time to visit is Jun–Aug.

JanFebMarAprMayJunJulAugSepOctNovDec
Avg °C0151014192120161051
Rain mm574647417159666546545664

📋 Practical info

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Getting there
The Main is excellently accessible from numerous towns in Bavaria and Hesse, heavily supported by a popular, continuous cycling trail and good regional train connections.
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Best season
The months from May to September typically provide the best conditions for cycling and boat trips, as the weather is pleasantly warm and the riverside beer gardens open.
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Terrain & paths
The paths along the river are generally flat, wide, and paved throughout, making them particularly comfortable for cyclists, inline skaters, and regular pedestrians.
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What to bring
Casual leisure wear and comfortable running or cycling shoes are entirely sufficient. A water bottle and a sun hat are a good idea on the long, exposed sunny stretches.
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Parking
Parking spaces are available almost everywhere in the designated areas of the river towns and are often practically located right next to train stations or trail accesses.
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Safety
The cycle paths are often heavily frequented on weekends. It is important to stay in your lane and use a bell when passing. Also, pay attention to large inland commercial ships.
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Time needed
Many visitors opt for a full-day cycling tour between historic towns, while others simply prefer taking a relaxed, one-hour evening stroll along the urban sections.

Geography

Coordinates
50.11000, 8.77000

Facts

  • Length: 525 kilometers from the confluence at Kulmbach to the mouth.
  • Flow Direction: It flows from east to west through Bavaria and Hesse.
  • Basin Area: Roughly 27,292 km² are drained by the Main river system.
  • Locks: A total of 34 dams and locks regulate the water level for shipping.
  • Mouth: The Main joins the Rhine at Mainz-Kostheim, opposite the city of Mainz.
  • Main-Danube Canal: Connects the Main at Bamberg with the Danube at Kelheim.

Explore nearby

Notable places around

Route planner — Car & Motorhome

Where do you start? We build the route here, with stops and country notes along the way.

Vehicle
Only stops with (optional):

© OpenStreetMap contributors · OpenRouteService

Sights in the town Main (10)

Mainuferpark

Park along the Main riverbank, with walking paths, benches, and river views.

Isenburger Schloss🏰 castle

Castle in Offenbach am Main, Germany, a historic building with a park.

Kultur im Ostpol

Cultural centre in Offenbach, hosting events, concerts, and exhibitions.

Kirche Jesu Christi der Heiligen der Letzten Tage

Church building in Offenbach am Main, a Mormon place of worship.

Haus der Stadtgeschichte🏛 museum

Museum in Germany, documenting the history of the city of Offenbach.

Lili-Tempel

Building in Offenbach am Main, Germany, a historic temple in the park.

Klingspor Museum🏛 museum

Museum of script art in Offenbach, showcasing calligraphy and typography.

Französisch-Reformierte Kirche

Church building in Offenbach am Main, Germany, a Reformed church.

Parkside Studios

Arts and culture centre with studios and event spaces.

Sights nearby

Frequently asked questions

In which direction does the Main flow?
The Main flows from east to west and flows into the Rhine near Mainz.
What is the Main-Danube Canal?
A waterway connecting the Main and Danube, enabling shipping from the North Sea to the Black Sea.
Which major city is located on the Main?
Frankfurt am Main is the most famous city, known for its skyline directly on the riverbank.
Is there viticulture on the Main?
Yes, especially in Franconia, vineyards along the Main shape the landscape.
Can you go boating on the Main?
Yes, in cities like Frankfurt or Würzburg, there are many gives for excursion boats.
Main: where is it located?
Main is located in Germany.
Main: what is there to see?
Highlights include Mainuferpark, Waggon am Kulturgleis, Isenburger Schloss.
Main: when is the best time to visit?
The most pleasant time to visit is Jun, Aug.
Main: why is it worth visiting?
The Main is the most significant right-bank tributary of the Rhine, stretching 525 kilometers and holding the title of the longest river flowing entirely within Germany.
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