The yield of fifteen maize varieties were compared on condition of same cultivation method in cold-humid region of Jilin province.The results showed that yield of ‘Xianyu 335’ and ‘Lei’ ao 150’ were the highest,which were 12600.0 kg/hm² and 12448.8 kg/hm²,respectively.The yield of ‘Xianyu 335’ and ‘Lei’ ao 150’ were significantly higher than that of other thirteen varieties.The yield o ‘fXianyu 335’ and ‘Lei’ ao 150’ were the highest under the planting density from 60000 to 62100 plants per hectare,while the yield of ‘Changcheng 529’, ‘Jidan 536’ and ‘Jidan 275’ were the highest under the planting density from 50400 to 55000 plants per hectare.