Early marriage has profound psychological, emotional, physical/health and social impact for girlrnvictims of early marriage. It constricts educational opportunities and the chance for personalrngrowth for both girls. and boys. Mursi women marry at earlier age than men and most girls arernforced to be married soon after puberty.rnThe main objective of this study is to assess the magnitude, pattern and consequences of earlyrnmarriage on lifetime fertility, maternal health and school participation of reproductive agernwomen residing in Mursi.rnA mixed methods approach, involving both quantitative and qualitative methods, was used in thernstudy. A community based crossectional study was conducted in Mursi district, SelamagornWoreda, Jinka Zone in Sothern Region during March, 2019. The target population was all evermarried Mursi women in reproductive age in Mursi district. The community survey was based onrna sample of 357 ever-married women in reproductive age. Two way associations were assessedrnby chi-square test. In addition multivariable Poisson regression model was applied to examinerneffect of age at marriage and other variables on number of children ever born.rnThe finding showed early marriage is widely practiced in Mursi community, 95% of respondents'rnage at first marriage was in the interval 10-19. Cultural norms, economic motives of parents ofrnthe girls to get dowry are major factors for early marriage in Mursi. Marriage at a very early agernof 10 -16 years was significantly more prevalent (87%) for older women (aged 35 and above)rncompared to younger women aged 15 - 24 with a percentage of married at 10-16 being 63%, (X2rnrnp value = 0.000), implying marrying at a very early age is declining in time. Significantly higherrnproportion of women who married at very early age (10 -16) had wider age difference atrnmarriage from their husband compared to that of women whose age at marriage was 17 andrnabove years. Illiteracy is very high for the study group of women at 80%,and from those whornwere literate and have been to school 78% have dropped out and 82% of these dropouts statedrnthat early marriage was the cause. It was found also early marriage was soon followed by teenrnpregnancy and child birth in the study group. First birth complications, as prolonged labor andrnhemorrhage, happened in significantly higher proportion (86%) for women married at very earlyrnage of 10-16 compared to those married at later age (56%) (with X2rn p value of 0.000). The effectrnof early marriage on children ever born to women was assessed using Poisson regression modelrnby controlling other factors. It was found that marriage at very early age of 10-16 increases CEBrnby 26% (AOR=1.26, p value = 0.002) compared to those married after 16, after controlling forrncurrent age and abortion experience.rnRecommendation : Stakeholders like (MOH, MOE, Ministry of Women and Children, others)rnto plan and implement proper programs like promoting and protecting human right , Providingrnquality education in every district and raising awareness of the extent of the consequences ofrnearly marriage.