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The CIS

About us

Powers attributed to the CIS in accordance with article 3 of its Law and its Royal Development Decree

Organic structure established by the Royal Decree of the CIS for the exercise of its powers and holders of the different units

Regulations

Set of rules that regulate the operation and structure of the CIS

Previous presidents

Chronological list of the presidents of the Institute of Public Opinion (IOP) and the CIS since its foundation in 1963

National sociology and political science prize

National award granted by the CIS in the field of Sociology and Political Science for an academic career

Studies

General Information

The main activity of the CIS for the scientific knowledge of Spanish society is its Studies

FAQs - Frequently Asked Questions

Information on how surveys are carried out at the CIS

Methodologies

Main methodologies used by the CIS for conducting surveys and studies

Preview of results

Provisional results of the surveys prepared by the CIS

Catalogue of Studies

Complete collection of studies carried out by the institution, including the questions, series, and related documentation.

FID

Integrated extraction of microdata from a set of variables for CIS studies

Specific requests

Public attention. Requests for information and tailor-made preparations

General Social Survey

Comparative survey on the characteristics of citizenship in Spain

Conditions for reusing CIS data

Rules and Legal Requirements for accessing and using CIS data

Publications

General information

Access to all information regarding Publications made by the CIS

Bookshop

In-person and online sales of books published by the publishing unit

Collections

Dissemination of the most relevant research carried out in the field of social sciences

REIS

Open quarterly scientific periodical publication. Spanish Journal of Sociological Research. Submission of manuscripts

Yearbooks

Compilation of the main data obtained through opinion barometers carried out over a year by this institution

Historical publications

Publications such as the Spanish Journal of Public Opinion (1965-1977) and dissemination of public opinion studies

España 2025: Estructura y Cambio social

Access to the main transparency and good governance contents of the CIS

Library

Training and support

Training scholarships

Training scholarships for postgraduates wishing to take part in the scientific activity of the CIS

Research grants

Grants to promote the use of the Data Bank and the completion of doctoral theses

Postgraduate course

Training courses in applied social research and data analysis for postgraduates, with tuition support

Summer courses

Summer courses offered by the CIS

Citizen services

Transparency and accountability

Access to the main transparency and good governance contents of the CIS

Public employment

Public employment calls managed by the CIS

Electronic Office

Access to the Ministry's Electronic Headquarters

Data Protection

Access to information on CIS data protection

R&D: Initial Deposit Plan

Procedure for the ‘Initial Deposit Plan of R&D projects with social surveys’

Internal information channel

Channel for reporting infringements in the field of actions of the bodies of the Center for Sociological Research

Press Room

News

Latest news and communications from CIS

Events

Multimedia Gallery of CIS Events

Contact

Request for information to the Press Office

Verificar extensión CIS

Electronic Office

Showing 360 of 476 items

Participación electoral en las elecciones generales de 2016 (I) (población residente)

10 JUN 2025

Participación electoral en las elecciones generales de noviembre de 2019 (III) (CATI)

10 JUN 2025

Participación electoral en las elecciones generales de 2011 (I) (población residente)

10 JUN 2025

Participación electoral en las elecciones generales de noviembre de 2019 (II) (CATI)

10 JUN 2025

Intención de voto en las elecciones generales (abril 2008-octubre 2011)

10 JUN 2025

Intención de voto en las elecciones generales (abril 2004-octubre 2007)

10 JUN 2025

Intención de voto en las elecciones generales (abril 2000-enero 2004)

10 JUN 2025

Intención de voto en las elecciones generales (julio 1996-febrero 2000)

10 JUN 2025

Intención de voto en las elecciones generales (junio 1993-enero 1996)

10 JUN 2025

Intención de voto en las elecciones generales (diciembre 1989-mayo 1993)

10 JUN 2025

Intención de acudir a votar en las próximas elecciones generales (Castilla La Mancha)

10 JUN 2025

Intención de acudir a votar en las próximas elecciones generales (Comunidad de Madrid)

10 JUN 2025

Intención de acudir a votar en las próximas elecciones generales (País Vasco)

10 JUN 2025

Intención de acudir a votar en las próximas elecciones generales (Principado de Asturias)

08 APR 2026

Intención de acudir a votar en las próximas elecciones generales (Islas Baleares)

08 APR 2026

Intención de acudir a votar en las próximas elecciones generales (Región de Murcia)

10 JUN 2025

Intención de acudir a votar en las próximas elecciones generales (provincia de Zaragoza)

08 APR 2026

Intención de acudir a votar en las próximas elecciones generales (provincia de Barcelona)

08 APR 2026

Intención de acudir a votar en las próximas elecciones generales (provincia de Tarragona)

08 APR 2026

Intención de acudir a votar en las próximas elecciones generales (provincia de Alicante)

08 APR 2026

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