Introduction: Pregnant women are at an increased risk of back pain due to hormonal, physiological, anatomical, psychological and mechanical factors. The incidence and factors may be differentamong rural and urban women; and primi-gravidae and multigravidae. The causes of back pain are also varied among pregnant women. Aims and Objectives: The present study was conducted to find out the incidence and factors forlow back pain among primi-gravida and multi-gravida rural women. Material and Methods: A prospective observational study in the Physiotherapy department of a rural tertiary hospital of central India on 100 subjects comprising of primigravida and multigravida pregnant females in their last trimester in the age group of 20-30 years. Observations and Result: Out of hundred subjects that were studiedfor the incidence of back pain, fifty –five (55%) had low back pain and the incidence was found to be maximum in primigravida (67%). The commonest cause of the pain was of muscular origin in 31%. The maximum incidence of low back pain of 44% was found in the age group of 22-26. Conclusion: In the rural setup, the incidence of pain is common in third trimester and mostly of muscular origin and in low back area. The incidence of back pain is more among primigravidae.