4.5
(45786)
162,600
hikers
815
hikes
Hiking around Mandelholztalsperre offers diverse terrain within the Harz National Park, situated at 506 meters above sea level. The landscape features the Mandelholztalsperre reservoir, surrounded by dense spruce and deciduous forests. Trails often follow the course of the Kalte Bode river, which feeds the reservoir. This region provides a mix of meadows, water, and varied forest types, characteristic of the Harz mountains.
Last updated: May 24, 2026
4.6
(179)
615
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.4
(109)
337
hikers
8.19km
02:13
110m
110m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

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4.7
(22)
73
hikers
13.0km
03:39
260m
260m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.2
(24)
53
hikers
9.82km
02:41
150m
150m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.5
(30)
73
hikers
9.73km
02:40
140m
140m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
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A great spot with a table and bench, taking a break here is fun.
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Possibly an opportunity to stop for refreshments
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The gentle lapping of the river invites you to pause and relax.
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The bridge slopes slightly upwards towards the castle ruins, so the wooden planks are slippery when it rains.
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The Harz Witches' Trail also runs through this area. All information about the long-distance hiking trail can be found at the following link: https://www.harzinfo.de/erlebnisse/wandern/harzer-hexen-stieg (as of June 30, 2025).
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It's unbelievable what nature has created there.
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An amazing rock formation, it's incredible what nature creates.
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There are over 800 hiking routes around Mandelholztalsperre, catering to a wide range of preferences and fitness levels. This includes over 300 easy routes, nearly 400 moderate routes, and more than 100 challenging options.
The landscape around Mandelholztalsperre is characterized by the impressive reservoir itself, surrounded by dense spruce and deciduous forests. You'll find varied terrain with meadows, the flowing Kalte Bode river, and the diverse ecosystems typical of the Harz National Park. The area is known for its deep valleys, wild rivers, and gentle mountain meadows.
Yes, circular routes are a popular option. Many paths lead around the reservoir, with some staying close to the water's edge and others offering longer circuits. A good example is the Mandelholz Reservoir – Kalte Bode loop from Mandelholz, which follows the reservoir's edge and the Kalte Bode river.
Absolutely. The region offers numerous easy and leisurely trails suitable for families. These routes often provide gentle terrain and scenic views without being overly strenuous, making them perfect for outings with children.
Yes, the Mandelholztalsperre area is generally dog-friendly. Many trails are suitable for walking with dogs, allowing them to enjoy the natural surroundings. However, always keep your dog on a leash, especially within the Harz National Park, to protect wildlife and ensure a pleasant experience for all hikers.
Beyond the reservoir itself, which offers excellent vantage points from the dam crest, trails often follow the scenic Kalte Bode river. The broader Harz region, accessible from Mandelholztalsperre, features wild rock formations and deep gorges. You might also encounter the tracks of the Harzer Schmalspurbahn, offering a chance to see a steam locomotive.
Yes, while there are many easy and moderate options, the Mandelholztalsperre also serves as a starting point for more demanding expeditions deeper into the Harz National Park. These routes can feature greater elevation changes and longer distances, offering a challenge for experienced hikers.
The Mandelholztalsperre is beautiful year-round. Spring brings lush greenery and blooming flora, while summer offers pleasant temperatures for longer hikes. Autumn transforms the deciduous forests into a spectacle of colors. Even winter hiking is possible, with snow-covered landscapes offering a unique charm, though some paths might require appropriate gear.
The trails around Mandelholztalsperre are highly regarded by the komoot community, with an average score of 4.6 stars from over 46,000 reviews. Hikers often praise the diverse terrain, the beautiful reservoir views, and the well-maintained paths through dense forests and along river valleys.
Yes, there are parking facilities available near Mandelholztalsperre, making it convenient to access the various hiking routes. These are typically located close to the reservoir, serving as good starting points for your excursions.
Yes, some longer hikes in the vicinity can lead to historical attractions. For instance, the Royal castle ruins (HWN 41) – Trogfurther Bridge (HWN 42) loop from Mandelholz connects historical sites and offers varied forest scenery.
The Harz National Park is a biodiverse region. You might spot indigenous animals such as wildcats, fire salamanders, dippers, grey wagtails, and boreal owls. The reservoir itself also supports a rich fish stock.


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