How to Build Wealth: A Guide for Every Stage of Life Building wealth is a long-term process that requires planning, discipline, and strategic financial decisions. No matter your age or income level, you can take steps to secure your financial future. This guide explores the best wealth-building strategies for people in their 30s, 40s, and 50s, those with low incomes, and those leveraging life insurance. Building Wealth in Your 30s - Start Investing Early: Contribute to your 401(k) or IRA to benefit from compound interest. - Save Aggressively: Aim to save at least 20% of your income. …