The county was quite small; it was limited to the territory between the rivers Dender and Zenne, situated to the west of Brussels.
Duchy of Brabant | Landgraviate of Hesse-Darmstadt | Landgraviate of Hesse-Kassel | Marie of Brabant, Queen of France | North Brabant | Landgraviate of Hesse | Duke of Brabant | Maria of Brabant | Marie of Brabant | Margaret of Brabant | Grave, North Brabant | Godfrey of Brabant | Margaret of Brabant, Countess of Flanders | London-Brabant Massif | Landgraviate of Brabant | Duchess of Brabant | Brabant Revolution | Willemstad, North Brabant | Walloon Brabant | Velp, North Brabant | 't Haantje, North Brabant | Siger of Brabant | Pierre Brabant | Philip I, Duke of Brabant | Matilda of Brabant, Countess of Holland | Marie of Brabant, Countess of Savoy | Landgraviate of Hesse-Rotenburg | John IV, Duke of Brabant | Geneviève de Brabant | duchy of Brabant |
Upon the death of Count Palatine Herman II of Lotharingia in 1085, Emperor Henry IV assigned his fief between the Dender and Zenne rivers as the Landgraviate of Brabant to Count Henry III of Leuven and Brussels.
In 1056 and 1059, by the treaties of Andernach, Baldwin received the march of Ename in the Landgraviate of Brabant, probably in exchange for giving up the march of Valenciennes, which was confiscated by emperor Henry III in 1045.