Maen-y-Groes Independent Chapel was built in 1828, enlarged in 1873 and rebuilt in 1902 .The present chapel, dated 1902, is built in the Classical style of the gable entry type with a large arch in the facade. A slate plaque at the site is inscribed:"Maen-y-Groes /Capel yr Annibynwyr /Adeiladwyd 1828 /ail /adeiladwyd /1902".

RCAHMW, January 2011