The commune has one river, the Udon, with four streams, Grand Pied, Moulin de Besnard, Noes Morins and Rohan, which are the only watercourses flowing through its borders.
In the Middle Ages, Carrouges was part of thedeanery ofAsnebec. In 1490, under KingCharles VIII, Jean de Blosset, Lord of Carrouges and grand marshal ofNormandy, founded on his land, with its castle, a college (dedicated to Our Lady of Good Comfort) six canons payments the appointment of the lord who was also the collateur profits. These payments were estimated in 1698 to 200 pounds inMemory of the General Alençon by the intendant, M. de Pommereuil. It is also stated in 1698, that a court called "breadbasket tax" (related togabelle paid on the salt) was located in Carrouges.
During theFrench Revolution of 1789, the town was called "Carrouges-la-Montagne". In August 1944, occupied by German forces, the city was liberated by the troops of the 3rd U.S. armored division, following the deeds of Mayor Geslain, who after being released from the German soldiers who had arrested him, indicated the positions of the Germans to the Americans.