The textbook outlines the fundamental principles and methods of geoinformatics and geoinformation mapping. Methods of designing GIS databases, obtaining data, presentation of spatial objects in the database, model selection and data quality control are considered. Particular attention is paid to geographic information methods of geographical analysis, spatial modeling and mapping, issues of coordination and generalization of thematic data. Also presented are technologies for computer processing of space images for creating thematic maps and layers of GIS databases.