The municipality lies in the Vulkaneifel, a part of the Eifel known for its volcanic history, geographical and geological features, and even ongoing activity today, including gases that sometimes well up from the earth.

Üdersdorf is a state-recognized recreational resort (Erholungsort) and offers a great many hiking trails in thickly wooded surroundings.

In 1287, Üdersdorf had its first documentary mention in a donation document in which the earnings from the village of Oistersdorf were transferred to Himmerod Abbey.

[1] The German blazon reads: Unter goldenem Schildhaupt, darin ein rotes Schräggitter, durch silbernen, schräglinken Wellenbalken geteilten grünen Schild, oben eine silberne Säge, unten drei silberne Ähren, mit einer silbernen Sichel belegt.

The “fretwork” in the chief is taken from the arms once borne by the knight de Palacio, who was the one who gave Üdersdorf its first documentary mention.

The three ears of wheat and the sickle refer to agriculture’s importance as the main source of food for people in all three centres for centuries.