In November 2021, Mamuju experienced inflation of 0.33 percent

This inflation occurred because of the price increase indicated by the increase in some expenditure group indices namely food, beverage and tobacco groups 0.15 percent; Clothing group and 0.07 percent footwear; housing, water, electricity, and household fuel groups 0.53 percent; Group equipment, equipment, and household routine maintenance of 0.69 percent; Transportation group 0.32 percent; Information group, communication and financial services 0.07 percent; Recreational, sports and cultural groups 0.30 percent; Food and beverage / restaurant provision group 0.54 percent; and personal care groups and other services 1.17 percent. While the expenditure group experiencing deflation is a 0.35 percent health group.

The level of change in the calendar year in November 2021 in Mamuju recorded an inflation of 3.35 percent and the level of change in the year of the year (November 2021 against November 2020) showed an inflation of 3.66 percent.

Based on the results of the consumer price survey of 90 cities in Indonesia in November 2021, showing that 84 cities experienced inflation and 6 cities experienced deflation. The highest inflation occurred in Sintang of 2.01 percent and the lowest in Bima and Pontianak amounted to 0.02 percent. While the highest deflation occurred in Kotamobagu by 0.53 percent and the lowest in Tual was 0.16 percent