Cost of Running a Family Office: The Honest Math
Setting up a family office is widely treated as a rite of passage for serious wealth. Running one, it turns out, is rather more like discovering that the rite comes with a standing monthly invoice. The cost of running a family office has surged between 2022 and 2026, driven by a ferocious talent market, mandatory cybersecurity spend, and an ever-expanding compliance perimeter. For principals in the $10 million to $100 million emerging segment, that invoice often looks worse than the returns it was meant to protect. The honest math, across North American benchmarks, runs roughly like this. A traditional single-family office typically consumes 0.5% to 1.5% of assets under management annually, and many arrangements cross 2.0% once external manager fees and bespoke family services are aggregated. At $25 million in assets, a 1.5% drag equals $375,000 per year, which quietly cancels a fair chunk of standard portfolio yield. At $1 billion, the same structure compresses to roughly 35 basis ...