The olive (Olea europaea L.) has been known for 2500 years in the Mediterranean region including Istria. Istria has a typical Mediterranean climate which is conducive to olive growing. Buzet is the northernmost area in Istria where olives are grown, which due to specific geological, climatic and pedological conditions represents a specific area of olive growing as a culture. Remote sensing method was used for mapping and digitizing the olive groves in this area. Mapping was carried out with the method of photointerpretation using an archive orthophoto from 1968. For K.O. Senj and more recent orthophotos from 2018. for the whole Buzet region. The program QUANT M IS 3.1 A orun a was used for this purpose. Information about the planted varieties and their age was collected through records and by method of interview in the field. Comparasion of olive groves from 1968 and 2018 showed an increase in area of 29.6 % in 2018. The area of olive groves in Buzet is 178 ha. The most represented are full-yielding olive groves, followed by young plantations, while the neglected olive grovs occupy 6 % of the total area.