Fleckenberg is a locality in the municipality Schmallenberg in the district Hochsauerlandkreis in North Rhine-Westphalia, Germany.

The village has 1544 inhabitants and lies in the west of the municipality of Schmallenberg at a height of around 354 m on the Bundesstraße 236. The river Latrop flows in Fleckenberg in the river Lenne.

Fleckenberg borders on the villages of Schmallenberg, Jagdhaus, Waidmannsruh, Wulwesort, Latrop, Harbecke, Werpe and Lenne.

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  „Fleckmar“ 1645 - Westphalia Ducatus (Duchy of Westphalia)
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  Saint Anthony the Great Church, Fleckenberg
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  Fleckenberg, 2019

• Fleckenberg.info (in German)