Background: Community-Based Health Insurance scheme (CBHI) can guarantee access to quality healthcare services and increase universal health coverage. Enrolments for this scheme in Nigeria is however low. This study sought to assess the awareness and willingness of households in Rivers State to participate in CBHI. Methodology: This is a cross-sectional descriptive study done in Rivers State, Nigeria. A total of 332 heads of households recruited through multistage sampling and gave written informed consent were interviewed using a pretested interviewer-administered questionnaire. Participants gave information on their socio-demography, awareness and willingness to participate in CBHI and reasons for unwilling to participate. Data were analyzed using IBM SPSS Statistics 22 and results were presented in frequency tables. Chi-square test was done at P< 0.05.