= Abstract =Objectives: The purpose of this study was to measure the symptom prevalence of acute pesticide poisoning among farmers in Gyeong-gi province and to investigate the occupational risk factors. Methods:The subjects were 663 farmers using pesticide directly or indirectly and the survey was performed during 2013. 7. 11 -2014. 8. 27. The data were analyzed by SPSS 21.0. Results:The prevalence of acute pesticide poisoning was 6.63% and dizziness was the most common symptom. Acute pesticide poisoning was related with 'days of pesticide use per year', 'lifetime pesticide application days', 'the number of pesticide mixture' and 'type of farming'. Conclusions:It is necessary to manage and educate the pesticide poisoning-vulnerable group more systematically. Afterward additional study is needed to investigate the farming safety behavior and delicate amount of pesticide exposure.