Prussian House of Representatives
Herold was a member of the Münster district council for several decades, and was also the local Kreisausschuss. He was also a member of the provincial parliament of Westphalia. From 1898 to 1918 he belonged to the Prussian House of Representatives, where he was Vice Group Chairman of the Centre Party. From 1919 until his death he was member of parliament in Prussia, where he held the position of chairman.