In this article, estimates of the cost of raising a child, that are available from the U.S. Department of Agriculture, are described; the most widely requested estimates updated to current price levels are provided; and the most frequently asked questions about the use and interpretation of these estimates are answered. Information on additional materials of interest to users of the estimates are also described. Tables are provided on the annual cost of raising an urban child from birth to age 18, in different regions and economic levels (economy, low, and moderate cost) for the years 1960-1979; food plans drawn up according to family size and income for 1978; and consumer price index data for updating and backdating cost estimates of child rearing. (SS)