Mappi Regency is a regency (kabupaten) in the Indonesian province of South Papua. It was split off from Merauke Regency (of which it had been a component part) on 12 November 2002. It covers an area of 25,609.94 km, and had a population of 81,658 at the 2010 Census and 108,295 at the 2020 Census; the official estimate as at mid 2023 was 110,291 (comprising 56,873 males and 53,418 females). The administrative centre is the town of Kepi.

Mappi Regency in 2010 comprised ten districts (distrik). However, by 2015 the number of districts had been increased to fifteen; the five additional districts that had been created since 2010 were Bamgi, Passue Bawah, Syahcame, Ti Zain and Yakomi.

The districts are listed below with their areas and their populations at the 2010 Census and that of 2020, together with the official estimates as at mid 2023. The table also includes the locations of the district administrative centres, the number of administrative villages in each district (totaling 162 rural kampung and 2 urban kelurahan - the latter being the towns of Kepi in Obaa District, and Bade in Edera District), and its post code.

Kode Wilayah	Name of District (distrik)	Area in km	Pop'n 2010 Census	Pop'n 2020 Census	Pop'n mid 2023 estimate	Admin centre	No. of villages	Post code
93.03.02	Nambioman Bapai	5,074.46	7,904	9,294	10,050	Mur	15	99873
93.03.09	Minyamur	2,433.81	4,310	5,531	5,450	Kabe	12	99872
93.03.04	Edera	1,392.69	12,191	8,906	8,390	Bade	7	99852
93.03.10	Venaha	1,705.34	3,849	2,573	2,470	Sahapikia	8	99854
93.03.11	Syahcame	626.75		2,856	3,960	Asset	6	99853
93.03.13	Bamgi	747.28		2,628	2,420	Yeloba	5	99851
93.03.12	Yakomi	1,843.03		2,090	1,920	Yame	7	99855
93.03.01	Obaa	2,224.21	19,454	34,956	34,360	Kepi	24	99870
93.03.08	Passue	1,440.39	5,100	6,741	7,000	Kotiak	13	99871
93.03.05	Haju	1,180.85	8,774	9,724	10,680	Yagatsu	19	99881
93.03.06	Assue	2,422.93	8,887	10,549	10,200	Eci	18	99874
93.03.03	Citak Mitak	1,244.82	7,211	5,279	5,480	Senggo	7	99875
93.03.07	Kaibar	1,499.03	3,978	2,310	2,530	Amazu	7	99876
93.03.14	Passue Bawah	1,190.40		2,829	2,980	Wonggi	8	99877
93.03.15	Ti Zain	583.95		2,029	2,410	Kumaban	8	99878
	Totals	25,609.94	81,658	108,295	110,291	Kepi	164

Note: (a) the 2010 populations of these areas were included in the figures for the original districts from which they were cut out.
(b) the town of Kepi covered 13.6 km with 8,394 inhabitants at the 2020 Census.

• Statistics publications from Statistics Indonesia (BPS)