In the late 20th century, it was annexed by Oranjestad, becoming a part of the city while still retaining its distinct character.

In 1927, an oil refinery was established near Rancho by Arend Petroleum Company, a subsidiary of Royal Dutch Shell.

[2] To preserve the unique village characteristics, buildings heights are limited to five meters, unless exceptions are granted.

[8] In 1905, Hendrik Eman received permission to lay pipes from the water wells in Saliña and Madiki to the harbour of Oranjestad.

[10] Rancho is also the location of the National Archaeological Museum Aruba,[11] and it serves as a stop for the tram.