[1] The principal town lies at Parigi in the south of the regency.

The regency has a coastline along the shore in the Gulf of Tomini of 472 kms, stretching from the Sausu District in the south as far as Moutong District (and Gorontalo Province) bordering on the north side.

The districts are all tabulated below in geographical order, stretching clockwise around the Gulf of Tomini, with their areas and their populations at the 2010 Census[2] and 2020 Census,[3] together with the official estimates as at mid 2023.

[1] The districts are grouped for convenience into three geographical sectors, which have no administrative significance.

Notes: (a) Parigi town district consists of the 5 kelurahan of Bantaya, Loji, Kampal, Maesa and Masigi, together with 6 desa.