Tujuan penelitian ini adalah untuk mengetahui keuntungan usaha petani rumput laut dan tingkat ketimpangan pendapatan usaha petani rumput laut di Kecamatan Nunukan Selatan Kabupaten Nunukan. Metode yang di gunakan adalah analisis pendapatan usaha, gini ratio, dan kurva lorenz, Populasi dalam penelitian ini adalah petani rumput laut di Kecamatan Nunukan Selatan Kabupaten Nunukan, jumlah sampel ditetapkan dengan menggunakan rumus slovin adalah 94 responden. Hasil dari penelitian menunjukkan bahwa keuntungan (pendapatan bersih) rata-rata pada usaha rumput laut di Kecamatan Nunukan Selatan Kabupaten Nunukan adalah sebesar Rp.8.771.390 per produksi. Dan tingkat ketimpangan pendapatan petani rumput laut di Kecamatan Nunukan Selatan Kabupaten Nunukan gini ratio sebesar 0,176 menunjukkan ketimpangan rendah. Kurva lorenz semakin dekat ke arah diagonal, maka menggambarkan pendapatan yang merata di Kecamatan Nunukan Selatan Kabupaten Nunukan.


Kata Kunci: Pendapatan Usaha, Ketimpangan Pendapatan, Gini Ratio, Kurva Lorenz, Rumput Laut

The objectives of this study were to determine the business profits of seaweed farmers and the level of income inequality among seaweed farmers in South Nunukan District, Nunukan Regency. The Methods used were business income analysis, the gini ratio, and the lorenz curve. The population in this study were seaweed farmers in South Nunukan District, Nunukan Regency. and the sample size was determined using the slovin formula, which resulted in 94 respondents. The study results showed that the average net profit (net income) in the seaweed business in South Nunukan District, Nunukan Regency, was Rp.8.771.390 per production. Furthermore, the level of income inequality among seaweed farmers in South Nunukan District, Nunukan Regency, as indicated by gini ratio of 0.176 suggests a moderate level of income inequality. The lorenz curve, which is getting closer to the diagonal, depicts a relatively even income distribution in South Nunukan District, Nunukan Regency. Keywords: Business Income, Income Inequality, Gini Ratio, Lorenz Curve, Seaweed.