Kadrina is a borough in Lääne-Viru county, northern Estonia and it is the centre of Kadrina parish. Kadrina is located in the crossing point of Tallinn–Saint Petersburg (Tallinn–Narva) railway, Pärnu–Rakvere road (nr. 5) and the Loobu River.
In Kadrina parish there live about 5000 people (2016).
Kadrina has its own school - Kadrina Secondary School and kindergarten Sipsik.
Kadrina is named after St. Catherine of Alexandria and Kadrina church which dates back to the 15th century.
The closest town to Kadrina borough is Rakvere, which is 14 km from Kadrina. The capital of Estonia, Tallinn, is approximately 90 km from Kadrina.
The English website of Kadrina parish is the practical work of two students of Kadrina Secondary School Joosep Karp and Kevin Kivro ( supervisor Merike Sikk). The page is still under development.