Castilseco

{{Orphan|date=November 2019}}

{{Expand Spanish|topic=geo|date=August 2019|Castilseco}}

{{Infobox settlement

|name = Castilseco

|settlement_type = Populated place

|image_skyline = Castilseco 2526187.jpg

|image_caption = Church of Saint Julian

|pushpin_map = Spain La Rioja#Spain

|map_caption = Location within La Rioja.

|subdivision_type = Country

|subdivision_type1 = Autonomous community

|subdivision_type2 = Comarca

|subdivision_name = {{ESP}}

|subdivision_name1 = {{flag|La Rioja (Spain)|name=La Rioja}}

|subdivision_name2 = Haro

|population_total = 14

|coordinates = {{coord|42|36|37|N|2|57|34|W|display=title|region:ES_type:city_source:GNS-enwiki}}

| postal_code_type = Postal code

| postal_code = 26212

}}

Castilseco is a village in the municipality of Galbárruli, in the province and autonomous community of La Rioja, Spain.{{cite web|url=https://lariojaturismo.com/en/poblacion/galbarruli/e0844f46-705b-4470-b1d2-e58c9ec23cc2|title=Galbárruli - Destination|accessdate=28 August 2019|publisher=Oficial La Rioja Tourism Office}} As of 2018 had a population of 14 people.{{cite web|url=http://www.ine.es/dyngs/INEbase/en/operacion.htm?c=Estadistica_C&cid=1254736177010&menu=resultados&idp=1254734710990|title=Continuous Register Population by Population Unit |publisher=Instituto Nacional de Estadística|accessdate=28 August 2019}}