Badaje (Tulu/Kannada:ಬಡಾಜೆ) is a village in Kasaragod district in the state of Kerala, India. It is a small village in Manjeshwar. NH66 which passes through Manjeshwar is 3 kilometres (1.9 mi) away from Badaje.
The name Badaje is derived from the name of old ruler of Badaje 'Badja'.
Shri Mahalingeshwara Temple is a very old temple and Lord Shiva is the main deity here. According to the local stories, Shivalinga in this temple was installed by Khara Rakshasa. The festival of the temple is celebrated during the month of January, on the day of Makarasankranti.
As of 2001 India census, Badaje had a population of 6103 with 3012 males and 3091 females.