摘要：Shoreline changes consistently on the coast of Sayung Sub-District will influence the community in making efforts in dealing with these changes. One of them is with the adaptation approach. The purpose of this study was to determine the pattern of shoreline changes from 1990 to 2019 and to analysis the adaptation of the coastal communities of Sayung Sub-District in dealing with shoreline changes in protection, accommodation and retreat. The method used is descriptive quantitative. Analysis for shoreline changes uses Normalized Different Water Index analysis method while the analysis for adaptation is carried out in the Bedono and Surodadi Villages. Data collection techniques using interviews, observation and documentation. The results of this study consistently occurred abrasion from 1990 to 2019 in Bedono Village while the consistency of accretion incidents in Surodadi Village. The adaptation of the people of Bedono Village in dealing with land reduction is carried out through protection using mangrove plants and beach walls. Community adaptation with accommodation is done physically, economically and socially. Community readaptation is carried out by people who are retreat adaptingwith changes in housing construction, changes in livelihoods, increased spending and increased ease of access to educational and health facilities. Meanwhile, community adaptation to the addition of land in Surodadi Village is opening recreation areas.Perubahan garis pantai secara konsisten di pesisir Kecamatan Sayung akan mempengaruhi masyarakat dalam melakukan upaya dalam menghadapi perubahan tersebut. Salah satunya dengan pendekatan adaptasi. Tujuan penelitian ini adalah menganalisis pola perubahan garis pantai dari tahun 1990 sampai 2019 serta adaptasi masyarakat pesisir Kecamatan Sayung dalam menghadapi perubahan garis pantai secara proteksi, akomodasi dan retreat. Metode yang digunakan adalah kuantitatif deskriptif. Analisis untuk perubahan garis pantai menggunakan metode analisis Normalized Different Water Index sedangkan analisis untuk adaptasi dilakukan di masyarakat Desa Bedono dan Desa Surodadi. Teknik pengambilan data menggunakan wawancara, observasi dan dokumentasi. Hasil penelitian ini kejadian abrasi secara konsisten dan tertinggi dari rentang tahun 1990 sampai 2019 berada di Desa Bedono sedangkan konsistensi kejadian akresi di Desa Surodadi. Adaptasi masyarakat Desa Bedono dalam menghadapi pengurangan daratan dilakukan dengan cara proteksi menggunakan tanaman mangrove dan dinding pantai. Adaptasi akomodasi masyarakat dilakukan secara fisik, ekonomi mapun sosial. Readaptasi masyarakat dilakukan oleh masyarakat yang melakukan adaptasi reatreat dengan perubahan bangunan rumah, perubahan matapencaharian, peningkatan pengeluaran dan peningkatan kemudahan menuju akses fasilitas pendidikan maupun kesehata. Sedangkan, adaptasi masyarakat dalam menghadapi penambahan daratan di Desa Surodadi dilakukan secara kolektif dengan membuka tempat rekreasi.
