It is located about an hour driving distance southwest from Kanazawa (the capital of Ishikawa Prefecture).

Komatsu has a humid subtropical climate (Köppen Cfa) characterized by mild summers and cold winters with heavy snowfall.

[2] Per Japanese census data,[5] the population of Komatsu peaked around the year 2000 and has declined slightly since.

Komatsu has a mayor-council form of government with a directly elected mayor and a unicameral city legislature of 22 members.

[7] The existing conventional line was transferred to the IR Ishikawa Railway effective the same date.