The article analyses behaviour of Czech households in the grocery goods market in the year 2006. The surveyed factors influencing the purchase of groceries were price, brand, quality, characteristics of goods, discounts, advertisement, innovation, recommendation of friends and related persons, point of purchase, information sources, etc. Primary data was gained by using the electronic questioning technology. Through its mediation was gained information on 727 Czech household in the year 2006 and 1074 household in the year 2005 in terms of research compiled by the Department of Marketing and Trade on the Faculty of Business and Economics Mendel University of Agriculture and Forestry in Brno. Part of the article represents comparison of influence level by factors influencing consumer behaviour in the research periods.