Airmadidi is the capital of the North Minahasa Regency, North Sulawesi, Indonesia. Airmadidi is home to Universitas Klabat (Klabat University). There is also a well known Airmadidi market.

The word Airmadidi means boiling water and the area is home to mineral springs. There are also waruga sarcophagi in the area.

The Airmadidi subdistrict had an estimated population of 31,446 in mid-2022.

The Minahasan politician Antoinette Waroh was born here in 1901.

This district is divided into 9 villages:

1. Airmadidi Atas
2. Airmadidi Bawah
3. Sarongsong I
4. Sarongsong II
5. Rap-rap
6. Sukur
7. Sawangan (Village)
8. Tanggari (Village)
9. Sampiri (Village)

KWAM-TV (LPPL North Minahasa Regency) Closed on September 19, 2012 (This name is taken from the name of a television station in the United States) Operates as North Minahasa Regency Government on April 17, 2004. This television station was the first local public broadcasting institution in North Sulawesi from 2004 until it stopped operating in 2012. Abbreviated (Kawanua Waruga Air Madidi - Televisi). Pioneer this means that the of the first local public broadcasting institution in North Sulawesi names is taken from a television station in the United States but a television station in North Minahasa, North Sulawesi, Indonesia.

Airmadidi has a tropical rainforest climate (Af) with heavy to very heavy rainfall year-round.

Airmadidi is connected to the nearby cities of Manado and Bitung through an exit at the Manado-Bitung Toll Road. It is also served by a number of angkot public transport routes.

1°26′N 124°59′E / 1.433°N 124.983°E / 1.433; 124.983