This study was carried out to classify the regional folk plants in northern area of Gyeonggi-do. According to the survey results from 238 survey sheets of 223 residents at 65 places of 11 counties and cities from March to October, 2010, the folk plants in north of Gyeonggi-do consisted of a total 238 taxa; 84 families, 194 genera, 207 species, 3 subspecies, 26 varieties, and 2 form. The use by its usage was: 146 taxa; edible, 93 taxa; medicinal, 7 taxa; dye, 3 taxa; aroma, 4 taxa; spice, 4 taxa; ornamental, 12 taxa; fiber, 6 taxa; oil, 51 taxa; others, respectively, so the edible use is the highest. The most useful part was the leaf, followed by root and fruit. The consistency comparison between the scientific name and the local name was the lowest in 40's.