Construction Cost Index of Sidoarjo Regency, East Java Reaches 100.57 Points in 2025

The Construction Cost Index (IKK) of Sidoarjo Regency, East Java reached 100.57 points in 2025.

This figure decreased by 5.78 points compared to last year and by 10.81 points over the last five years.

Citing the Central Statistics Agency (BPS) publication on the Provincial and Regency/City IKK 2025, IKK is a price index that describes the level of construction expensiveness of a regency/city compared to prices in the reference city, namely Surabaya City.

The higher the IKK figure in a regency/city, the higher the construction costs of a building in that area.

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Based on this definition, Sidoarjo Regency's IKK of 100.57 points indicates that the construction cost of buildings in the area is equivalent to 1.006 times the construction cost in Surabaya City.

Compared to 38 other regencies/cities in East Java, Sidoarjo Regency's IKK ranks 36th lowest.

The lowest IKK is in Lumajang Regency (88.06 points), while the highest is in Gresik Regency (102.92 points).

Here is a list of the 5 regencies/cities with the lowest IKK in East Java in 2025.

1. Lumajang Regency: 88.06 points
2. Situbondo Regency: 88.94 points
3. Bondowoso Regency: 90.96 points
4. Nganjuk Regency: 91.51 points
5. Kediri City: 91.53 points

List of the 5 regencies/cities with the highest IKK in East Java in 2025.

1. Gresik Regency: 102.92 points
2. Sumenep Regency: 101.33 points
3. Sidoarjo Regency: 100.57 points
4. Surabaya City: 100.0 points
5. Malang City: 97.61 points

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