Attert (Atert in Luxembourgish, Ater in Walloon) is a Walloon municipality of Belgium located in the province of Luxembourg.
On 1 January 2007 the municipality, which covers 70.94 km², had 4,802 inhabitants, giving a population density of 67.7 inhabitants per km².
The municipality falls within the Luxembourgish-speaking Arelerland and several street name signs are bilingual.
Attert is twinned with:
Old postcards and photo gallery
Old Postcard of the Attert tram stop
Old Postcard of "Entreprise Nels"
The country border between Oberpallen and Tontelange (marker #121)
||Wikimedia Commons has media related to Attert.