Dataset - Helsinki Region Infoshare

Household-dwelling units in Uusimaa by number of persons and oldest age 31.12.1994-

This dataset provides statistics on household-dwelling units in Uusimaa by number of people and oldest age as of 31.12.1994.
- PXWEB
Buildings in Uusimaa by purpose of use, heating method, heating material and floor area 31.12.2010-

This dataset provides statistics on buildings in Uusimaa by purpose of use, heating method, heating material and floor area as of 31.12.2010.
- PXWEB

You can also access this registry using the API (see API Docs).