Correction
Database tables and publications of the statistics on cost index of civil engineering works corrected.
Read more about the correctionCost index of civil engineering works 2026, May
Costs of civil engineering increased by 5.2 per cent in May 2026 year-on-year
releaseAccording to Statistics Finland, the costs of civil engineering increased by 5.2 per cent in May 2026 compared to the previous year's corresponding period. The annual change in costs varied by sub-index from 13.6 per cent for surfacing to 2.1 per cent for foundation structures and rock structures.
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Key selections
- Examined by cost factor in May 2026, the biggest cost increase from one year ago occurred in the costs of own machinery, 15.9 per cent.
- Examined by cost factor in materials, costs increased most per year in bitumens and plastic products, 21.4 per cent.
- Examined by cost factor in materials, costs decreased most per year in soil and rock material, 3.0 per cent.
Tables
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Cost index of civil engineering works 2020=100 indices by structure, 2026M05
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Cost index of civil engineering works 2020=100, totalindex by cost factor, 2026M05
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Database tables
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Future releases
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Referencing instructions
Official Statistics of Finland (OSF): Cost index of civil engineering works [online publication].
Reference period: 2026, May. Helsinki: Statistics Finland [Referenced: 27.10.2026].
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Further information about the statistics
Cost index of civil engineering worksDocumentation of the statisticsRelated topics
Contact information
Statistics experts
kui.tilastokeskus@stat.fiInquiries primarily
Veli Kettunen
Senior Statistician
029 551 3933
Head of Department in charge
Harri Lehtinen
Head of Department in charge
029 551 3403