This study aimed to investigate parents' perceptions of the importance of teaching indigenous languages in the competence-based curriculum (CBC) of schools in Kiambu County. The study also aimed to assess parents' awareness of the current status of teaching indigenous languages in the CBC curriculum and to investigate their attitudes towards the curriculum's effectiveness and relevance by employing a mixed-methods research design, including surveys and interviews. The survey was administered to 200 parents from Kiambu County, and interviews were conducted with a subset of 20 parents. The collected data were analysed using descriptive statistics. The findings indicate that most parents perceive teaching indigenous languages in the CBC curriculum as crucial to preserving their cultural heritage and identity. However, many parents reported a lack of awareness regarding the current status of teaching indigenous languages in the CBC curriculum in Kiambu County. Furthermore, some parents expressed concerns over the curriculum's relevance and effectiveness, citing issues such as the lack of qualified teachers and resources and inadequate support from the government. The study highlights the need for increased awareness and support for the teaching of indigenous languages in the CBC curriculum in Kiambu County. The findings suggest that the government and other stakeholders should take steps to address the challenges faced in effectively implementing the curriculum, such as providing resources and training for teachers. Additionally, this study underscores the importance of involving parents and communities in the curriculum development process to ensure their buy-in and support the curriculum's objectives.