An electronic device is provided. The electronic device includes a circuit structure layer, a package structure, and an electronic element. The circuit structure layer includes a circuit layer and a plurality of first conductive pads. The package structure is disposed on the circuit structure layer. The electronic element is embedded in the package structure. The electronic element is electrically connected to the circuit layer through the plurality of first conductive pads. A thickness of the package structure is greater than or equal to 1.5 times a thickness of the electronic element.