Oprah Winfrey owns approximately 1,280 to 2,000 acres of land on the Hawaiian island of Maui. Various reports indicate she initially purchased around 100 acres in Kula and Hana since 2002-2004 and has significantly expanded her holdings over the years. Notably, in recent years, she bought about 870 acres of agricultural land in Kula for $6.6 million, adding to her existing properties, bringing her total Maui land ownership to roughly 1,000 acres or more

. More recent data from Forbes suggests that as of early 2023-2024, Oprah owns about 1,280 acres and then added another 850 acres, totaling over 2,000 acres on Maui

. Her properties are mostly contiguous and include agricultural land on the slopes of the Haleakala volcano, some of which she is conserving and keeping undeveloped

. In summary, Oprah Winfrey owns between 1,000 and 2,000 acres of land on Maui, with the most reliable recent estimates around 1,280 to 2,000 acres.