Nosara is a district of the Nicoya canton, in the Guanacaste province of Costa Rica. Nosara was created on 26 January 1988 by Acuerdo 40. Despite the Nicoya peninsula being one of the last locations with large areas of unpaved roads in Costa Rica, Nosara is one of the oldest expatriate communities in the country, as well as a fishing and agricul…Nosara is a district of the Nicoya canton, in the Guanacaste province of Costa Rica. Nosara was created on 26 January 1988 by Acuerdo 40. Despite the Nicoya peninsula being one of the last locations with large areas of unpaved roads in Costa Rica, Nosara is one of the oldest expatriate communities in the country, as well as a fishing and agricultural area.