Peaceful coexistence between Christians and Muslims in Kaduna state is needed for unity and development. The conflict that have occurred in the state in the past years have caused lost of lives, damages to properties and mutual suspicion between the people within the state. Unfortunately, the media reportage of some of these conflict left much to be desired. This study investigates the effects of media reportage of ethno-religious conflicts on Christians and Muslims in Kaduna State. The investigation was delineated to cover social effects of media reportage of ethno-religious conflict, economical, psychological and effects of manipulation of religion and ethnicity in the media on Christians and Muslims in Kaduna State. The population of the study was sampled from Christians and Muslims in Kaduna State. Based on the 2006 census results, Kaduna State has a population of about 6,000,000 people. One thousand two hundred were selected as sample for the study. Out of this number 469 were Christians and 509 were Muslims. Instrument used was questionnaire. The reliability coefficient of the questionnaire was determined and found to be 0.82, using the split half method. The questionnaire was validated from the Department of Art and Social Science Education, Ahmadu Bello University, Zaria, Nigeria. The data collected was analyzed using statistical tools of t-test and analysis of variance (ANOVA). The results show amongst others that both Christians and Muslims suffer social effects of religious and ethnic conflicts though with significant difference in their perception of the severity of the effects of the conflicts not withstanding that both were affected. It is also discovered that, the females suffered more of the economic effects of the ethnic and religious conflicts than the male. The psychological effects of ethno-religious conflict were significantly different across the viii age grades. The experience of effects manipulation of religion and ethnicity in initiating conflict was also significantly different in the responses across the Senatorial Zones of the State. Based on the findings, appropriate recommendations were made such as; media houses should cross check their news before reporting on ethno-religious conflicts so as not to be seen as being biased. Government should sanction any media house that indulges in biased reportage of ethno-religious conflicts, religious bodies should desist from inducing media reporters to report biased and exaggerated news on ethno-religious conflicts.