Structural Survey

The structural survey is a component of the Population Census and complements information obtained from registers with additional statistics on the structure of the population.  In this survey, part of the population fill in a written questionnaire. The first results are available one year after the reference day.

Population Census

The main characteristics

  • sample survey of at least 200,000 people;
  • covers persons aged 15 and over living in a private household;
  • can be answered by internet or by completing written questionnaire;
  • is conducted annually with reference day 31 December. The reference day coincides with the register survey. In this way, the dates of both surveys can be combined;
  • provides information on population, households, families, housing, employment, mobility, education, language and religion;
  • provides answers at the following geographical levels: Switzerland, major regions, cantons and communes with 15,000 inhabitants and more;
  • the results can aggregated over 3 and 5 years. This allows analyses to be made at a lower geographical level or in more detail on certain topics;
  • Cantons and cities can enlarge the sample.

Since 2010, the Structural Survey is realized within the framework of the new population census. The main focus of this survey is the observation of

Fact sheet

Data protection

Documentation on survey


Hotline for respondents

0800 99 77 00

MO - FR: 08.00 am - 21.00 pm
SA / SU: 09.00 am - 18.00 pm


Structural survey

Buildings and Dwellings statistics (BDS)

+41 58 467 25 25

MO - FR: 09.00 - 11.30 am /
14.00 - 16.00 pm  


Our English pages offer only a limited range of information on our statistical production. For our full range please consult our pages in French and German (top right hand screen).