Multi-Generational Wealth: How to Secure and Sustain Legacy

Growing up in a small farming community in Maine, I saw firsthand how families navigated generational transitions—some with great success, others with heartbreaking losses. There were farms that thrived as they passed from one generation to the next, built on a foundation of shared values, smart planning, and hard work. And then there were others that slowly disappeared, often because of a lack of preparation or growing tension within the family. Those early experiences made a lasting impression on me and sparked a lifelong interest in how families preserve not just wealth, but legacy.

Fast forward to today, and this pattern is something I continue to see—whether it’s a family farm in rural Maine or a high-net-worth family managing investments and estates. You’ve probably heard the saying, “Shirtsleeves to shirtsleeves in three generations.” Turns out, that’s not just a saying—it’s backed by research. About 70% of wealthy families lose their wealth by the second generation, and 90% by the third!

So, why does this happen? And more importantly, how can families avoid this fate? Let’s look at what’s worked for some families—and what’s gone horribly wrong for others.

What Some Families Got Right (And Others Didn’t)

Success: The Rockefeller Family

The Rockefellers are a great example of a family that has done wealth preservation right. John D. Rockefeller built an enormous fortune in oil, but what really kept it going for over six generations was structured planning. The family put a professional wealth management team in place, educated their heirs about money, and stayed involved in philanthropy. They also kept a long-term perspective—focusing on investments and governance, rather than lavish spending.

Failure: The Vanderbilt Family

On the other hand, we have the Vanderbilts. Cornelius Vanderbilt made an enormous fortune in railroads, but within a few generations, most of it was gone. Why? No structured planning, no financial education, and a whole lot of spending. They built extravagant mansions, hosted grand parties, and assumed the money would always be there. By the time a Vanderbilt family reunion took place in the 1970s, not a single family member was among America’s wealthiest.

Why So Many Families Lose Their Wealth

Research tells us that wealth doesn’t disappear overnight—it’s usually lost because of a few key things:

• Lack of communication and trust among family members(60% of wealth loss)¹
• Heirs not being prepared to manage wealth (25% of wealth loss)²
• Poor financial decisions, bad investments, and high taxes(15% of wealth loss)³

Beyond that, wealth can also bring challenges: heirs who inherit money without financial literacy often struggle with entitlement, lack of motivation, or even mental health issues⁴. A Boston College study found that sudden wealth can lead to poor money management, bad investments, and dependence on family money.²

What Speeds Up Wealth Destruction?

If a family’s wealth is going to disappear, it usually happens for a few reasons:

• No financial education – If heirs don’t know how to manage money, they’ll lose it quickly.
• Overspending & lifestyle inflation – Big houses, lavish vacations, and unchecked expenses drain wealth fast.
• Family disputes & lack of planning – Without clear estate plans, inheritance battles can destroy wealth.
• Ignoring taxes & economic changes– Without active management, inflation and taxes will eat away at a fortune.

How to Keep Wealth for Future Generations

Families that sustain their wealth over four or more generations follow some key principles:

• Teach financial responsibility early – Kids and grandkids should understand money management, investing, and business basics.
• Establish family governance – Having regular family meetings, financial training, and shared goals keeps everyone on the same page.
• Engage in philanthropy & long-term planning – Families that focus on more than just making money tend to instill better values in their heirs. These families tend to view money as a tool rather than a trophy. (More on that coming in a future writing)
• Diversify assets – Never rely on a single source of wealth—business, real estate, stocks, and other investments should all play a role.

Final Thoughts

Building wealth is one thing. Keeping it for multiple generations is another. Families like the Rockefellers prove that with education, structured planning, and discipline, wealth can last. But families like the Vanderbilts show that without those safeguards, even the biggest fortunes can disappear.

If you want to explore ways to build long-term financial strategies for your family, let’s talk. Whether it’s planning for the next generation or structuring wealth to last, having a game plan makes all the difference.