Rahu in the 4th house (Bandhu / Sukha, the house of home & happiness) brings the significations of Rahu, namely obsession & ambition, foreign lands & the unconventional, illusion (maya), into the area of mother, home, comforts and inner happiness. The 4th house governs mother, home & property, vehicles, emotional happiness.
Results of Rahu in the 4th House
Rahu is a malefic planet, so here it tends to bring confusion, anxiety, deceit, addictions and unexpected upheaval focused on mother, home, comforts and inner happiness. As an angular (kendra) house, this placement strongly shapes the overall life direction.The exact result depends on which sign Rahu occupies here and the aspects it receives.
When It Activates
These results typically surface during the Vimshottari mahadasha or antardasha of Rahu, and when transiting planets trigger the 4th house. A well-placed Rahu here supports a happy home, property, vehicles and emotional contentment; when afflicted it can indicate domestic unrest, property disputes and an unsettled inner life.