If you want to know the reason behind the delay in your marriage, it is always better to take the help of a horoscope. It has all the planetary combinations from your time of birth, and it is possible to know the exact reason or reasons for the delay in marriage, but only for an able astrologer. Reading the Lagna chart and the other divisional charts thoroughly, one can find a reason for a long delay in marriage. So, astrology can help you big time.