- Idukki is formed on 26th January 1972
- The headquarters of Idukki is Painav
- Vattavada in Idukki is the smallest Panchayat in Kerala
- Chinnar is in Idukki,Which Receives the lowest Rainfall in Kerala
- Vattavada in Idukki is the Smallest Panchayat in Kerala
- Kumali is Known as the Gateway of the Thekkadi
- The first Hydro-Electric Project of Kerala Pallivasal Located at Moolamattam in Idukki
- District is Having largest forest area in Kerala
- Marayur in Idukki is famous for Sandal wood
- Idukki Known as the store house of Spices
- Thekkadi,Kumali,Peerumed,Padumala,Munnar are the famous tourist centers in Idukki
- Chief Architect of Mullaperiyar Dam – John Penny Cuick
- Kerala’s Second wind energy Farm is situated in – Ramakalmedu (Idukki)
- Mankulam is the first Village which Produced Electricity and distributed in Kerala
- Mullaperiyar Dam is located in Idukki
- Shivagiri Hills situated in Idukki,Which is the orginating place of Periyar the longest river in Kerala
- The highest mountain peak of south India Anamudi is Located in Idukki
- Moovattupuzha,Periyar,Meenachilar,Pambar are the Important Rivers in Idukki
- Spice Garden of Kerala – Idukki
- The Second Largest District In Kerala -Idukki
- The lowest Sex Ratio District in Kerala – Idukki
- The Only District in Kerala which Cultivate Garlic – Idukki
- The Commercial Town of Idukki – Kattappana
- The first Tea Museum In India – Kannan Devan Tea Museum
- The Highest town in Kerala – Munnar
- The Summer resort of the British Government in South India -Munnar
- The First National Park in Kerala – Eravikulam National Park
- Eravikulam was declared as the Wild Life Sanctuary in – 1975
- Eravikulam was declared as National Park in – 1978
- The first bio Village in Kerala – Udumbanchola
- The largest Legislative Constituency in Kerala – Udumbanchola
- The first district in india with complete Rural Broadband Network – Idukki
- Thekkady Boat Diaster Occured on -2009 (Boat Jalakanyaka Sank)
- First Spice Park in Kerala – Puttadi
- Historic Mangala Devi Temple is Idukki
- Vagamon famous for paragliding is in Idukki-Kottayam Border
- Thoovanam and Thommankkuthu waterfalls are in Idukki
- The river orginates from Idukki and falls into Kaveri River – Pambar
- The Country associated with the Construction of Idukki dam – Canada
- The places known as Golden Triangle of tourist in kerala -Idukki,Thekkady,Munnar
- The first Arch Dam in india – Idukki