Abstract: The present research was taken up with broad objective to study the marital adjustment, mental health and frustration reactions in different age groups of middle age from Delhi, India. The sample comprised of 300 middle aged subjects (n=300) which are bank employees, doctors and lecturers, within the age range of 40-55 years from Delhi, India. It was seen that subjects from AR1 (40-47 years) indicated better recreational adjustment, role distribution and autonomy than age group AR2 (48-55 years).