Figures calculated by Statista using data provided by the source.
The source describes these type of households as "family units with other persons that do not comprise a family unit" and unrelated people as "people that do not comprise a family unit".
Citation formats
Cohabiting families and unrelated adults Spain 2013-2020
According to the source, the number of families and adults living with unrelated people has seen a downward trend between 2013 and 2020, ranging from approximately *** million in 2013 down to **** million people living in this type of household in 2020.
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INE (Spain). (April 7, 2021). Number of family units and unrelated adults living together in the same residence in Spain between 2013 and 2020 (in 1,000s) [Graph]. In Statista. Retrieved September 09, 2026, from https://www-statista-com.libproxy.pcc.edu/statistics/961022/cohabiting-families-and-unrelated-residents-spain/
INE (Spain). "Number of family units and unrelated adults living together in the same residence in Spain between 2013 and 2020 (in 1,000s)." Chart. April 7, 2021. Statista. Accessed September 09, 2026. https://www-statista-com.libproxy.pcc.edu/statistics/961022/cohabiting-families-and-unrelated-residents-spain/
INE (Spain). (2021). Number of family units and unrelated adults living together in the same residence in Spain between 2013 and 2020 (in 1,000s). Statista. Statista Inc.. Accessed: September 09, 2026. https://www-statista-com.libproxy.pcc.edu/statistics/961022/cohabiting-families-and-unrelated-residents-spain/
INE (Spain). "Number of Family Units and Unrelated Adults Living Together in The Same Residence in Spain between 2013 and 2020 (in 1,000s)." Statista, Statista Inc., 7 Apr 2021, https://www-statista-com.libproxy.pcc.edu/statistics/961022/cohabiting-families-and-unrelated-residents-spain/
INE (Spain), Number of family units and unrelated adults living together in the same residence in Spain between 2013 and 2020 (in 1,000s) Statista, https://www-statista-com.libproxy.pcc.edu/statistics/961022/cohabiting-families-and-unrelated-residents-spain/ (last visited September 09, 2026)
Number of family units and unrelated adults living together in the same residence in Spain between 2013 and 2020 (in 1,000s) [Graph], INE (Spain), April 7, 2021. [Online]. Available: https://www-statista-com.libproxy.pcc.edu/statistics/961022/cohabiting-families-and-unrelated-residents-spain/
