United States demographics:

• SimplyAnalytics (map-forward interface with business and consumer survey layers)
• Social Explorer (mapped and tabular data with regional profiles)
• Sage Data (government data in charts and tables): Select Subject > Population and Income.
• For more options, see our guide to Consumer Behavior and Demographics: US Demographics

International demographics:

• CEIC (extra detail for BRIC nations)
• UNData
• For more options, see our guide to Consumer Behavior and Demographics: Global Demographics