The purpose of my work is to make the theoretic generalization of lands estimation, to analyse the device of wholesales estimation and the chance of using that device in cadastre. In my work was inspected the national and wholesales estimation, and descripted methods and criterions of estimation. I inspected the difference and analogy between estimation method in Lithuania and in some countries of Europe union. I make the database of lands plot for Klaipėda town, using GeoMap2004 software. This database is available, for accumulation, editing and analysing of lands plot.