Garmen Municipality (Bulgarian: Община Гърмен) is situated in the southeastern part of Blagoevgrad Province in Southwestern Bulgaria.

The municipality of Garmen has been a home to many tribes throughout the years, but most important have been the Thracians, Slavs and Protobulgarians.

The villages of Blatska, Debren, Dabnitsa and Hvostyane have found fragments of Attic vessels and there are mound necropolises.

In 106 the emperor Trajan built the city Nicopolis ad Nestum in honor of the defeat.

They grew millet, wheat, flax, hemp and leguminous plants and they also bred birds, cattle, sheep and goats.

Until the 19th century the municipality was mainly a farming area and a few men worked as builders in the interior of the country and in the Aegean region.

All the villages in the municipality are supplied with water, electricity and the bigger ones have digital phone lines and Internet.

Seven GP doctors and six dentists work in the Garmen municipality area with no hospitals nearby.

Garmen municipality includes the remains of the ancient town of Nikopolis ad Nestum which was created in 106 by the Roman emperor Traian in honor of his victory over the Daci tribe.

There are a number of hotels along the mineral waters and it is a great way to relax in both summer and winter.

It is the most valuable protected natural landmark in the area and preserves centuries old forests which include spruce, beech and fir trees.

Some 92 plant species and 119 vertebrates of national, European and world significance are found here, these include the deer roe, marten, hazel dormouse, black stork, golden eagle, wood grouse, Rosalia longicorn and the wood ant.

"Koziyat Kamak" (Goat Stone) and "Chernata Skala" (Black Rock) are located by the village of Kovachevitsa and are declared landmarks in 1976.

There are a number of regular holes hewn into the rock which make scientists think that the area was used as a Thracian sanctuary.

The average annual temperature of the cave is 8.7 °C and its length is 2,175 m. Ribnovo, the largest village in the municipality is known for its traditional lifestyle and retention of national customs.

There are also many hiking and eco-trails that were created through the project entitled "New Livelihood Alternatives For the Municipality of Garmen and Bosilovo Through Sustainable Tourism Development.

There is also a variety of other trees which include willow, grey and black alder, poplars, hornbeam, oriental hornbeam, downy oak, lime, sessile oak, beech, acacia, birch, plane (sycamore), osier, etc.

Some rare and protected plants found in the municipality include Geum Rhodopaeum, Bulgarian Bush Cinquefoil and Lathraea Rodopaea, green foxglove, etc.