• 1898 : The Land for a Catholic Church is sanctioned by the Kdhp Company LTD
• 09-03-1902 : The first Baptism is registered in the Baptism register of Mount Carmel Church, Munnar
• 05-04-1909 : Rev. Fr. Alphonse OCD built the first church here in Munnar, which was blessed by Arch Bishop Bernard OCD
• 23-05-1916 : Rev. Fr. Alphonse OCD Died and was buried inside the Church
• 22-09-1923 : Rev. fr. Selustinus OCD took charge of the Mission in Munnar
• 21-01-1934 : The Foundation stone of the new Church is laid by Bishop Bonaventure OCD
• 17-04-1938 : Blessing of the New Church by Bishop Boneventure
• 05-02-1943 : Munnar is made as an Independent Parish
• 05-02-1943 : Rev. Fr. Blasius OCD became the first Parish Priest of Mount Carmel Church, Munnar
• 24-03-1946 : Rev. Fr. Benedict OCD became the Parish Priest
• 1957 : Holy Cross Sisters of Chavanod started their community in Munnar
• 20-03-1966 : Rev Fr. Augustine pinhero the first Indian Parish Priest of Mount Carmel Church, Munnar
• 02-02-1989 : Rev. Fr. Joseph De Almeda took Charge of the Parish
• 08-10-1989 : First meeting of the Parish Council took place
• 13-09-1990 : First family unit is inaugurated in Anthoniyar Colony
• 1998 : Mount Carmel Church celebrated its centenary and new cemetery and belfry were constructed
• 2000 : In connection with Kristhu Jayanthi- maha Jubilee celebration, Mount Carmel Church was declared as a Mariyan Pilgrim centre.
• 2007 : The Holy Relic of St. Antony of Padua was installed in the Church
• 29-03-2008 : Carmelaram Convent was established
• 20-04-2009 : Holy Relic of St. Alphonsa was installed in the Church
• 20-06-2011 : Novena to St. Alphonsa started every Monday
• 2012 may : youth Retreat was conducted for the youth of the parish
• 01-04-2013 :Christeen Retreat was conducted for Children
• 16-12-2013 : Perpetual adoration chapel was blessed
• 01-09-2013 : Faith Army Group was created to enrich the people with word of God
• 17-06-2015 : Rev. Sr. Treesa Margret passed away at Munnar and was buried in the Church cemetery
• 06-04-2016 : Rev. Fr. Augustine Vairamon passed away and was buried in the Church Cemetry
• 10-09-2017 :The Blessed statue of Our Lady of Fatima from abroad
• 22-05-2022 : 125th Jubilee year began with festive mass by Rev. Fr. Justin Madathiparambil