In July 2018, the price of eggs in Klaten Regency experienced a sharp increase. The purpose of this study was to determine: (1) the effect of the increase in the eggs price on the decision to buy eggs by consumers, (2) the impact of the increased in the eggs price on the number of eggs purchased by consumers and, (3) find out the function of demand for eggs in the event of an increase in egg prices. This research is descriptive research. Determination of research location using the purposive method. Based on the sub-district area which has the most population, the researcher determined one selected sub-district as research location, namely Trucuk Sub-district. This study uses a double logarithm multiple linear regression analysis. The results showed that: (1) There were 57.5 percent of consumers decided to reduce the number of eggs when there was an increase in the price of eggs, and the remaining 52.5?cided to purchase a fixed number of eggs; (2) The increased in the eggs price has an impact on the number of purchases of eggs by consumers. The average purchased of eggs by consumers in the event of a significant increase in prices when compared to the purchase of eggs during normal conditions; (3) Factors that influence the demand for eggs in the event of an increase in egg prices include the price of eggs, the tilapia price, the number of family members, and wife's education. Meanwhile, the rice price, the chicken meat price, the price of tofu, the Tempe price, income, and the age of the wife did not influence the demand for eggs.