Correction
Database tables on building cost index corrected on 23 February 2026.
Read more about the correctionBuilding cost index
The building cost index describes relative changes in building costs and construction works of buildings of essentially similar properties using the price development of basic inputs used in building. Data are collected with an inquiry and from Statistics Finland’s various data and published monthly.
Change
The base year of the statistics on building cost index is updated from 2021 to 2025.
Read more about the changeChange
New database tables are published in the statistics on building cost index.
Read more about the changeKey figures
Annual change of the building cost index
1.5%1.5
January 2026
Building cost index
Updated: 16/02/2026
Figures
See key statistical data in the figures.
Building cost index (2010=100) by cost item in 2010M01 to 2026M01
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Sub-indices of the building cost index (2000=100) in 2000M01 to 2026M01
Tables
See key statistical data in the tables.
Building Cost Index 2025=100 by input heading
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Building cost indices, total index by base year
Residential building
Detailed tables of the statistics are available in the StatFin database
You can find updated tables in the StatFin database. Extract the data you need into tables, view the data as charts or download the data for your use.Go to the databaseReleases
Building costs increased by 1.5 per cent in January 2026 year-on-year
Building cost index 2026, January
release
Building costs increased by 1.6 per cent in December 2025 year-on-year
Building cost index 2025, December
release
Future releases
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Documentation
Description of the production, used methods and quality of the statistics.
Go to documentation of the statisticsReferencing instructions
Official Statistics of Finland (OSF): Building cost index [online publication].
ISSN=1799-5841. Helsinki: Statistics Finland [Referenced: 28.2.2026].
Access method:
Are you looking for previously published statistical data?
Contact information
Service email
rakennuskustannusindeksi@stat.fiInquiries primarily
Veli Kettunen
Senior Statistician
029 551 3933
International comparison data
Veli Kettunen
Senior Statistician
029 551 3933