Hepatitis C is a major global problem, there are 71 million of people have chronic HCV, 50%-80% of them develop liver cirrhosis and cancer. Around 350,000 to 500,000 of infected people die yearly from HCV complications. Prevalence of HCV in Iraq have not estimated since 2017. The current study aimed to assess the number of HCV infected people in Iraq, identify the most important risk factors for HCV transmission and lastly survey infected people to investigate their precautious practices in order to prevent HCV transmission. HCV infection recorded the highest in 2018 with 3.7% of people are infected per 10,000 whereas in 2017, prevalence rate was 0.05%. HCV infection were dominant among male with age group between 40-51 (p>0.05). Most important risk factors for HCV transmission are hemodialysis and repeated blood transfusion in thalassemia patients, HCV infections were 23% and 16% consequently. Most surveyed patients (72.5%) are doing good practicing to prevent HCV transmission whereas the latitude of few patients (27.5%) is not enough to prevent the spread of disease, most of those patients are married couples who practicing unprotected intercourse and under no antiviral medications.