Based on the current land uses of 2005 and 2015 in Dongying City, this study obtained the spatial-temporal variation matrix of land use of the two periods with the overlay function in ArcGIS 10.2. The analysis results showed as follows: 1-Agricultural area decrease a little. 2-The urban land area had increased greatly. 3-Coastal aquaculture area increase a lot. The main driving factors were: 1-The policy of farmland protection was carried out in Dongying City. 2-Dongying City economic has developed rapidly in recent 10 years. 3-Driven by higher economic profits. The conclusions were meaningful for the reform of land use structure and the reform of economic structure in the future in Dongying City.