Batang Scientist Club (BSC) is a Non-Academic Club that stimulates interest in science activities, specially in Experimental and scientific research. It aims to enable the students to carry out self-directed activities in areas of interest in Science and Research. One of the objectives of the club is to create awareness of the importance and potentials of Science in all members of the club.

CSNHS Debate Society (DebSoc) is a debate-focused youth organization inside Camarines Sur National High School, Naga City, Camarines Sur. This organization is the sole debate varsity of the institution and caters to Junior High School and Senior High School members. The organization competes or participates in different debate-related events outside the school. It promotes public speaking and freedom of speech to the students of Camarines Sur National High School. It is founded on the basic principle that an organization believes in the capability of the youth. Hence, the organization will provide proper training, motivation, and education to help the members realize and nurture their potentials in critical thinking, logical reasoning, and public speaking

Kabataang Pangarap ni Rizal (KAPARIZ) aims to inculcate in the minds of young people the teachings and example of Rizal, for them to be cognizant of the aims and ideals of the Republic of the Philippines. And to instill in the Filipino youth the importance of patriotism and cardinal virtues according to the teachings of Rizal and to follow his examples to ensure stable foundation of our country.

As ICT supports today's modern lifestyle, it is essential that the students at their young age gain the confidence and ability that they need to prepare themselves for the challenges of a rapidly developing and changing technological world. Through the ICT club, the students will be able to enhance and extend their learning across the whole curriculum while developing motivational and social skills. Ultimately, we envision an environment where the use of digital technology is regarded as an integral part of our everyday practices and administration management. It aims to lead our school into a new and advanced entity.

Entrepreneurship is the Youth Entrepreneurship and Cooperativism in-School Club's forte, their goal is to make students who aspire to be an entrepreneur come true, their tenacity and endurance is one to be commended as from their sole title alone is enough to intimidate many, despite that, YECS prove to be a staple in shaping the minds and providing aid amongst aspiring entrepreneurs inside CSNHS.

Society of Information Technology Enthusiasts (SITE) is an academic club comprised of Senior High School Students form Animation, Programming, and CSS. It aims to expose students to different fields and limitless possibilities of technology.

The Boy Scouts of the Philippines (BSP) is the national scouting organization of the Philippines in the World Organization of the Scout Movement. The Scout movement was first introduced in the Philippines on 1910 during the American Colonial Rule.

The Girl Scouts of the Philippines (GSP) aims to help other girls to develop their full individual potentials, to increase their skills, respect, and leadership with the help of the organization. We also want to create a friendly organization inside our school to help them to create new memories and lessons they can use in the future.

With a single goal of celebrating sportsmanship and camaraderie amongst teammates is a trademark of the Sports Club, their resolute ways of molding young players into respectable athletes are reasons why they are part of CSNHS array of clubs.

SOCIETY OF SPORTS ENTHUSIAST (SOSE) as a legitimate student club/organization of Camarines Sur National High School for the academic year 2021 – 2022. Our organization aims to develop the leadership, wisdom and empowerment of every athletes who have the potentials to showcase and influence others not just to academic but also to do extra miles beyond their boundaries as an athlete.

Marahuyo Productions (merged Org. of SLUA and Hayag Creatives), implores the aid of the Almighty God, to form a sanctuary of art enthusiasts which advocates the core values of DepEd; Maka-Diyos, Makatao, Makakalikasan & Makabansa, and become the seed of change and preservationist of Bicol arts and culture.

The School Youth Disaster Risk Reduction Management Group (SYDRRMG) is comprised of student volunteers who are dedicated, knowledgeable, and capable of assisting those in need. Having Team building and serving whenever there are activities or events in the school, such as the Vaccination Drive Service, Simultaneous Earthquake drill, and other events before the pandemic began, serving during CSNHS Intramurals and Foundation Day, and when there are emergencies in class, and even during Peñafrancia Festival.

The group continues to strive and adapt in order to uphold our motto, Service for Humanity.

Campus Ministry is one of those that deepens your knowledge about the Word of God and deepens your faith in God. Campus Ministry hosts various activities that build life-giving relationships. Social events with Campus Ministry encourage students to come together and build friendships with people of varying backgrounds and interests. Campus Ministry also Responsible for developing the liturgical, pastoral, spiritual, and faith community life on Campus.

Inter-School Christian Fellowship (ISCF) is a Christian youth ministry that works with students within high schools. ISCF groups are often supported by external evangelical Christian organizations and churches – examples including the International Fellowship of Evangelical Students, the Scripture Union, and local churches. ISCF operates in countries including Australia, Canada, Indonesia, Philippines and the United States of America.

ISCF groups are often voluntarily led by senior students and usually have the support and guidance of an older mentor, youth pastor, or a patron teacher.

Peer Facilitators Organization (PFO) is an organization that helps our common peers through struggling parts of their lives. We listen to their problems and become pillars of support for them. Especially as of this pandemic, a lot of students are currently having trouble with their mental health due to stress, personal problems, and burn outs from over work. We as peer facilitators are there to help them. The Organization is a helping hand to the school guidance office addressing special needs and challenges students undergo especially on mental and psychosocial issues.