The Niger State Judiciary is an essential arm of the government responsible for interpreting and upholding the laws of Niger State, Nigeria. It operates independently of the executive and legislative branches, ensuring the rule of law, the protection of human rights, and the provision of justice to all citizens.

The judiciary's mission is to administer justice fairly, efficiently, and impartially, fostering trust and confidence in the legal system. The courts in Niger State are empowered to handle civil, criminal, and constitutional matters, ranging from lower courts like Magistrate and Customary Courts to higher courts such as the High Court of Justice.