Richest People in South Dakota 2026
The 1 richest people in South Dakota in 2026, ranked by estimated net worth, with a combined fortune of $2.4B. T. Denny Sanford tops the list. Each name links to a full profile with wealth sources and biography. Figures are estimates from public sources and may vary.
| # | Name | City | Net Worth |
|---|---|---|---|
| 1 | T. Denny Sanford | Sioux Falls | $2.4B |
Who is the richest person in South Dakota?
T. Denny Sanford is the richest person in South Dakota on this leaderboard, with an estimated net worth of $2.4B. Rankings change as asset values shift, so figures reflect the latest available data.
Net worth figures are estimates compiled from public sources and may vary. Explore the US billionaire map or the Richest People hub.