Aceh: Indonesian Province with the Highest Annual Inflation in January 2026

According to a report from the Central Statistics Agency (BPS), Indonesia experienced an annual inflation rate of 3.55% (year-on-year/yoy) in January 2026.

Broken down by province, the highest annual inflation occurred in Aceh.

Here are the 10 provinces in Indonesia with the highest annual inflation in January 2026:

1. Aceh: 6.69% (yoy)
2. Sulawesi Tenggara: 5.10% (yoy)
3. West Papua: 5.02% (yoy)
4. North Maluku: 4.86% (yoy)
5. Central Papua: 4.85% (yoy)
6. South Papua: 4.83% (yoy)
7. Maluku: 4.70% (yoy)
8. South Kalimantan: 4.66% (yoy)
9. Central Sulawesi: 4.55% (yoy)
10. Gorontalo: 4.53% (yoy)

In January 2026, all provinces on Sumatra Island experienced annual inflation. Lampung Province had the lowest inflation in both regional and national terms, at 1.90% (yoy).

On Java Island, all provinces also experienced annual inflation. The highest inflation occurred in DKI Jakarta Province, reaching 3.96% (yoy), and the lowest in Central Java Province, at 2.83% (yoy).

Annual inflation also occurred in 22 other provinces outside Java and Sumatra, with the highest inflation in Sulawesi Tenggara at 5.10% (yoy) and the lowest in Bali at 2.58% (yoy).