A camera module and a molded photosensitive assembly and manufacturing methods thereof, and an electronic device are disclosed. The molded photosensitive assembly includes an imaging assembly, a molded base and a filter assembly. The imaging assembly includes a circuit board and at least one photosensitive element, and each photosensitive element is conductively connected to the circuit board. The molded base has at least one stepped peripheral groove to define a light window through each stepped peripheral groove, the molded base embeds a part of the imaging assembly, and a photosensitive region of each photosensitive element respectively corresponds to each light window of the molded base. The filter assembly includes at least one filter element, and each filter element is correspondingly arranged in each stepped peripheral groove of the molded base, so that each filter element respectively corresponds to each light window of the molded base.