Ch8. Personal Finance — 10-Year Roadmap & Financial Health Checklist

Financial Health Checklist

Assess your current financial health across all dimensions.

Emergency Fund

• 3–6 months of expenses in a high-yield savings account
• Account is liquid and NOT invested in stocks

Debt

• No high-interest debt above 10% (especially credit cards)
• Total debt payments ≤ 30% of take-home pay

Savings & Investing

• Savings rate ≥ 20% (ideally 30–50%)
• Contributing enough to 401(k) to get full employer match
• Maxing IRA (Roth if eligible)
• Diversified portfolio (stocks + international + bonds)

Insurance

• Health insurance: covered
• Term life insurance: if you have dependents
• Disability insurance: short-term + long-term

Taxes

• Maximizing all tax-advantaged accounts
• HSA if eligible (HDHP enrolled)
• Tax-loss harvesting in taxable accounts

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Decade-by-Decade Wealth Building

Early 20s (22–27)

1. Pay off high-interest debt first
2. Build $5,000–$10,000 emergency fund
3. Start Roth IRA ($50–$100/month habit)
4. Take full 401(k) employer match

Late 20s–Early 30s (27–35)

1. Savings rate 25%+
2. Emergency fund fully funded (3–6 months)
3. Decide: renting vs. buying with honest math
4. Roth IRA + 401(k) both maxed

30s–40s (35–45)

1. Net worth $250,000+ milestone
2. Investment portfolio on autopilot (DCA + annual rebalancing)
3. Life insurance reviewed (growing family)
4. Career income maximization (your biggest investment)

40s–50s (45–55)

1. Net worth $500,000–$1,000,000+
2. Retirement accounts front-loaded
3. College savings (529 plans) if applicable
4. Begin concrete retirement planning with projections

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5 Actions You Can Take Today

1. Calculate your net worth (assets − liabilities). Takes 20 minutes.
2. Set up automatic investing: Pick one index ETF and set a monthly auto-investment at your brokerage.
3. Verify your 401(k) match: If not capturing the full match, increase your contribution today.
4. Review your insurance: Do you have term life? Is your emergency fund liquid?
5. Open a Roth IRA if you haven’t already — contribute even $50/month to start.

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The One Financial Principle That Matters Most

Of all the complexity in personal finance, one rule drives the most outcomes:

Spend less than you earn. Invest the difference consistently. Give compound interest time to work.

Everything else — tax optimization, asset allocation, insurance selection — is refinement around that core principle.

Personal Finance Complete Guide series complete! Here’s to your financial independence.