FRED, from the Federal Reserve Bank of St. Louis, tracks 429,000 US and international time series from 80 sources.

Moody’s Analytics Economic View is  a great place to start your research. It includes:

• Data -Current, historical, for download or charting
• Definitions - How to read the data, strengths & weaknesses of the measures
• Analysis - Commentary from Moody's and forecasts
• Links - Connect to the data source
• Calendar - Daily and weekly list of releases

The Conference Board is a not-for-profit research organization that  provides US and global economic indicators and analysis and forecasts of regional, national, and international economic conditions. The Conference Board publishes:

• The Consumer Confidence Index® (CCI), which details consumer attitudes and buying intentions, with data broken down by age, income, and region.
• The Conference Board Leading Economic Index® (LEI), the Conference Board Employment Trends Index ™ ETI), and the Conference Board Measure of CEO Confidence™.
• The International Economic Scoreboard, an annual economic forecast for Canada, the United States, and Mexico
• StraightTalk,a monthly newsletter on economic conditions
• Current news releases on U.s. economic Indicators

For access to the latest data on many of the most important indicators, use one of these collections: