Real estate market in Poland is now being developed and therefore there is a need to create a database of real estate prices and trends of change of prices of different kinds of real estates. The aim of this work is the analysis and estimation of dynamics of purchase and sale transactions of real estates and building plots in 2000-2003 and evaluation of the effect of selected natural and economic factors on real estates prices. The research base was the real estate market of Niepołomice near Kraków. The analysis of 617 notarial deeds concerning purchase and sale of real estates and building plots in 2000 - 2003. Carried out research let form some conclusions. Firstly, analysis of transactions with reference to real estates and building plots from 2000 to 2003 showed that the number collapsed in 2001 and 2002 and increased in 2003. That was probably caused by the slump in Poland that time. Secondly, the trial of description of the effect of selected natural and economic conditions on the prices showed that hipsometric conditions, real estate shape and distance from the centre of delivery and sale. The same analysis of building plots showed that the prices of real ...