Abstract: The traditional models of land suitability evaluation were short of comprehensive consider in land use with natural, social and economic characters. In the paper, the model of land eco-economical suitability evaluation was constructed based on niche fitness. Taking Huangpo area, Wuhan City as case, the results show that the model is comprehensively consideres economic and ecological of land use, and overcomes shortcomings of traditional models. This model provide a new way for land suitability evaluation.