Waldeck is a small town in Waldeck-Frankenberg district in northwestern Hesse, Germany. Its located near the Edersee, which is a popular de…Waldeck is a small town in Waldeck-Frankenberg district in northwestern Hesse, Germany. Its located near the Edersee, which is a popular destination for tourists and locals alike. Waldeck lies on the Edersee, a man-made lake. Waldeck's constituent communities stretch from the shore of the Edersee into the Kellerwald.