Rahu in 4th house in Astrology person is more of a party person, and a hanging-out-on-a weekend kind of person than staying at home, however, they desire to have a peaceful lovely home which they do get after the age of 32. Rahu in 4th House in Vedic Astrology is not a good position since the person will bring no peace at home.
The fourth house represents the full awareness of having a home and mother which are the next significant experience. The home environment and extensive interaction with the mother, cultivate a frame of mind, and the emotions of the individual. The mind and emotions are in turn the basis for happiness.
Physically, next in line is the chest, including the heart and lungs. The signification of the heart reinforces the significance of emotions. The correspondence with Karka (Cancer) adds a connection with water and bodies of water and again reinforces the signification of mind and heart.
Rahu is the north node of the Moon and is a head without a body that keeps devouring things without ever being satisfied. It has a desire for material things and worldly accomplishments. It wants to achieve the highest success possible in whatever house and sign he represents. Rahu represents the goals that have been set by the universe for us to achieve whether we like it or not. Rahu is mainly known as the eclipse, and it eclipses the Moon and the Sun whenever it's in conjunction with them. This means temporary darkness upon the native's life when the Sun and Rahu are in conjunction in a birth horoscope.
Rahu also brings fear and stressful situations into our lives. This is due to Rahu's adventurous nature that loves surprises. With Rahu, sudden events take place; events that may not be a real part of our lives but rather an illusion that becomes reality.
Rahu in Astrology is a very unsteady and erratic force ruled by obsessive passions and unconcerned with ethical notions of right and wrong. Because of this, Rahu can bring great material progress, though any success gained under its influence is likely to be short-lived. Rahu is tricky and sneaky and creates illusions of all kinds.- It especially manifests in one's compulsions or uncontrollable passions.
Note : The degree of auspiciousnes and inauspiciousness will depend upon the complete analysis of the horoscope (Birth-Chart).