A Cross-Laminated Timber (CLT) joint is provided that can be used to connect at least two CLT components such as CLT panels. The CLT panel can be prefabricated and pre-assembled, and can be easily and quickly installed. The CLT joint includes a first CLT component and a second CLT component. The first CLT component includes a recessed channel. The second CLT component includes a grooved extension. The grooved extension and the recessed channel have complimentary patterns. The grooved extension is configured to nest within the recessed channel. The CLT panel includes a first CLT side and a second CLT side. The first CLT side includes a recessed channel. The second CLT side may be opposite the first CLT side and includes a grooved extension. The grooved extension and the recessed channel have complimentary patterns. A CLT panel system is also provided comprising a plurality of CLT panels.