Although the current club was only formed in 1977, there have been many teams in the village in the past. There is evidence of a team in the village in the 1890s and various teams during the 1920s and 30s.
There's a record of Port Dinorwic winning the Caernarfon & District League Alves Cup in 1945/46. All of the above teams played their home games on a field within the Faenol Estate.
Before the current club there was a team in the 1960's that played in the Caernarfon & District League for two seasons, this club played on the same ground that the current club plays on.
The current club was formed on the 3rd of July 1977 as Portdinorwic Football Club and entered the Caernarfon And District League. A year later the name was changed to Clwb Pel Droed Y Felinheli (which is the name that is currently used).
The club won the Caernarfon And District League in 1981/82 and 1982/83, and in 1983/84 they entered the newly formed Gwynedd League, of which they were the inaugural champions and got promoted to the Welsh Alliance League (The North Wales Coast League). In 1987/88 the club won their highest honors the North Wales Coast Challenge Cup, the club were finalist in the same competition in 1988/89 and 1989/90.
In 1991/92 the club gained their highest league position of 2nd in the Welsh Alliance League, they also had their highest attendance of all time when approximately 600 people turned up at Cae Seilo to watch the end of season title decider against Llangefni Town. Also that season, the club were the Welsh League Alves Cup Winners against Nantlle Vale.
In 1994/95 the club were relegated back to the Gwynedd League, where the club spent the next 6 seasons. During this period the club gained success in the Barritt Cup, in 2001 the club won the Gwynedd League, gaining promotion back to the Welsh Alliance League. After a relatively successful 1st season back with a top half finish, the 2nd season was not as impressive finishing at the foot of the table being relegated to the Gwynedd League. With a further relegation the next season to the Caernarfon District League.
Over the next few years the club were runners up a few times along with back to back NWCFA Junior Cup titles in 2013 and 2014.
In 2013/14 the club achieved the coveted League, Junior Cup and Llun Mewn Ffram treble achieving a promotion back to the Gwynedd League.
After a short two season spell in the Gwynedd League the club gained promotion back into the FAW’s directly affiliated league system after winning the Gwynedd League and Cup double in the 2015/16 season.