Consumer Price Index (CPI) is one of the macro-economic indicators that can provide information on the development of prices of goods and services paid by consumers. Inflation as the final output of the CPI calculation, also as a measure of economic movement patterns of changes in commodity prices which always eagerly awaited by the public. For that reason, this publication tries to summarize and present data and information on the consumer price index and inflation rate that occurred in the city during the year 2011. In this publication also presented Kupang inflation rate comparisons with several cities in eastern Indonesia and the calculation of the CPI sample city. Hopefully this publication provides an overview of more detailed economic movement in the East, especially in the Kupang city.