[11] The Sanjaya dynasty, which replaced the Mataram kingdom, later ruled over Sleman and is believed to have built Prambanan c. 850 CE.

[12] Sleman was incorporated on 8 August 1950 with the passing of the Law of the Republic of Indonesia Number 15 1950 about the Creation of Regencies within the Special Region of Yogyakarta.

In 2010, numerous eruptions of Mount Merapi and the cold lahar floods afterwards killed 353 people[13] and caused over Rp.

The southern part is dominated by the suburbs of the city of Yogyakarta, notably the densely-populated districts of Gamping, Mlati and Depok, and is bordered by the remaining three regencies of the Special Region - Kulon Progo, Bantul, and Gunung Kidul, as well as the city of Yogyakarta to the south.

Tourism is also being developed to take advantage of the numerous temples found in Sleman Regency, as well as Mount Merapi.

[11] These temples and ruins, thought to be remnants of the Buddhist Sailendra dynasty and the Hindu Mataram kingdom,[11] are all open to the public.

[22][23] Due in part to the scenic view at the foot of Mount Merapi, ecotourism has become common in Sleman Regency.

The higher-end, multi-star hotels are located mainly near the road between Yogyakarta and Surakarta, with homestays and inns scattered throughout the regency.

Sleman is home to several museums including: After the 2010 eruptions of Mount Merapi, the areas affected have become disaster tourist attractions.