Ethiopia is the second most populous country in Africa next to Nigeria. According tornPopulation and Housing Census (2007) the population Ethiopia was 77.1 million. Thernannual population growth rate was predicted at 2.7 percent showing that the country has arnvery high total fertility rate. Given this background the major objective of this study is tornassess the effect of socio-demographic factors on fertility level in Ethiopia. In this studyrnthe data source is the Ethiopian Demographic and Health Survey conducted inrn2005(EDHS 2005) by the Central Statistical Agency (CSA) with a total of 14,070 womenrnof age 15-49 years. In this study 10,199 women who have at least one child arernconsidered. Descriptive statistics and binary logistic regression are used for statisticalrnanalysis. The study found out that place of residence, level of education of a wife,rnreligion, ever use of contraceptive, husband level of education, age 5-year group, age atrnfirst marriage and the work status of wife were significant determinants of total numberrnof children ever-born. Socio-demographic characteristics of women such as poorrneducational status of wife, rural place of residence, age at first marriage below 18 years,rnwomen not working (not employed as wage/salary earner), low level of educationalrnhusband were found to have significant association with the risk of having five or morernCEB