The following are few examples of some of the popular blog niches: The following example will guide you in choosing the right niche for your Blog!
Business: Business professionals have already discovered that their customers have been engaged through blogs.
Schools: A blog can help in collaborating teachers and students in classroom project.
Non-Profits: Charitable homes, foundations and human right groups are aware that blogs help them in raising their awareness and money for their needs.
Politics: Nowadays blogs are being used to connect constituencies by the members of parliament, political parties, and activist.
Military: Military personals use blogs to stay connected with the latest news happening around the world and to get news updates of the technological advancement in the weapons systems.
Private: Users can choose to set their blogs in private mode while sharing photos and information to friends and family members.
Personal: Such kind of blogs are the broadest of all other categories and these are related to personal topics such as music, hobbies, family, politics, etc.
Sports: Many athletes and fans of sports have created their blogs to share their interest over the sport events and share the tips for success.
How-to, tips and reviews: You can find many blogs that are made especially to provide tips and techniques over a particular topic like games, musical instruments, internet security, movies, book etc.
These are the few popular ones, there are countless ways to start a blog on different niches!