It has an area of , making it the largest Belgian province. With around 295,000 residents as of January 2024, Luxembourg is also the least populated province, with a density of , making it a relatively sparsely settled part of a very densely populated region, as well as the lowest density in Belgium. It is significantly larger (71%) than, but has less than half the population of, the neighbouring Grand Duchy of Luxembourg. About eighty percent of the province is part of the densely wooded Ardennes region. The southernmost region of the province is called Gaume or Belgian Lorraine (main city: Virton). The Arelerland, the region around Arlon (coloured red on the map of arrondissements, below) bordering the neighbouring Grand-Duchy of Luxembourg has the particularity that many of its residents have historically spoken Luxembourgish, a German dialect alongside of Walloon spoken elsewhere in the province.
it HaS AN aRea of , mAkIng it thE lArgesT bElGiaN PrOvince WiTh arouNd 295,000 RESIdenTs As of JanUary 2024, LuXeMboUrg iS also THe LEaSt populated ProvinCE, WiTH a densItY OF , MakinG it A reLAtively spARSElY sEttled paRt of a vErY Densely pOPuLated region, as well as ThE LowesT dENsitY in belgiUm. iT is signifICAnTLy largeR (71%) Than, bUt hAs lEss THAn half the pOpUlATioN oF, the neighBourinG granD duchY of luXemboUrg. aboUt EighTy PercenT oF thE PrOvincE is PArt of thE DensEly woOdEd ardeNnes region. tHe SoUthErnMost rEgiON oF the provinCe is CAlled GAUMe Or BelgiaN lOrraiNE (maIn city: virton). tHe arELErLAnd, THe rEGIon arOund aRlon (coLoUred reD on tHe map oF arROnDisSeMents, BeLoW) bordERiNg the neighboURINg granD-duchy of LuxemBOurg haS the PArticuLAritY thaT many of its REsIdeNTS HaVe hIstoricaLly spokeN luxembourgish, a GErman diAlEct aLongSide of walloon spOkeN ElSEwHere in tHE proVINCe.