Back ground: Contraceptive switching is important to go straight from one birth control method to the next, with no gaps in between. Strengthening family planning services in developing countries is mostly pointed as precedence for reducing maternal and new born deaths. Success of family planning programs is not onlymeasured by the number of people who adopt contraceptive methods, but it also needs to be measured by number of people who maintain/ continue use of contraception. Contraceptive use is the consequence of contraceptive acceptance, method choice, continuation and switching. There is scanty of information on contraceptive switch and factors among reproductive age women in the country, particularly in the study area. Objective:This study was aimed to assess contraceptive switchingrate and associated factors among family planning user women age 15¬- 49 years inBahir Dar City North West Ethiopia,2020. Method: A facility based cross-sectional study was conducted in Bahir Dar City. Systematic random sampling technique was used to select 480 study participants. Data was collected using structured questionnaire. Epi Data version 3.1was used for data entry and analyzed by using SPSS version 21. Both bivariate and multivariable binary logistic regression analysis was used for identifying association between the dependent and independent variables. Variables having P value < 0.05 was considered as statistically significant. Results: Modern contraceptive methods switch in this study found to be(28.5%), {95% CI 24.5-32.8}. Women who developed side effectduring modern contraceptive methodsuse (AOR=5.24( 95%CI.3.29, 8.35), women who faced Partner refusal (AOR=4.64 (95% CI. 2.49, 8.63) and those who have peer pressure(AOR=3.23(95% CI.1.45, 7.19) had higher odds of modern contraceptive method switch. Conclusion and recommendation:the magnitude of modern contraceptive method switch among reproductive age group women in Bahir Dare City was relatively high. Side effect, partner refusal and peer pressure were independently associated factor for modern contraceptive method switch.Thuspre service counseling, about side effect and its managementadopt partner involvement on decision making and make awareness on peer influence might help to reduce method switch. Key words: reproductive age women, contraceptive switch, Bahir Dare.