Arratzu

{{Infobox settlement

| name = Arratzu

| settlement_type = Municipality

| official_name =

| native_name =

| image_skyline = Arratzu, Euskal Herria.jpg

| image_alt =

| image_caption =

| image_flag =

| image_shield = Escudo de Arratzu.svg

| nickname =

| motto =

| image_map =

| map_caption =

| pushpin_map = Spain Basque Country

| pushpin_label_position =

| pushpin_map_caption = Location of Arratzu within the Basque Country

| pushpin_map1 = Spain

| pushpin_label_position1 =

| pushpin_map_alt1 =

| pushpin_map_caption1 = Location of Arratzu within Spain

| subdivision_type = Country

| subdivision_name = Spain

| subdivision_type1 = Autonomous community

| subdivision_name1 = Basque Country

| subdivision_type2 = Province

| subdivision_name2 = Biscay

| subdivision_type3 = Comarca

| subdivision_name3 = Busturialdea

| seat_type =

| seat =

| coordinates = {{coord|43|19|10|N|2|38|35|W|region:ES_type:city|display=inline,title}}

| coordinates_footnotes =

| elevation_m = 40

| elevation_min_m =

| elevation_max_m =

| area_footnotes =

| area_total_km2 = 10.34

| established_title =

| established_date =

| population_as_of = {{Spain metadata Wikidata|population_as_of}}

| population_footnotes = {{Spain metadata Wikidata|population_footnotes}}

| population_total = {{Spain metadata Wikidata|population_total}}

| population_demonym = {{langx|eu|arratzuarra}}

| population_note =

| population_density_km2 = auto

| blank_name_sec1 = Official language(s)

| blank_info_sec1 = Basque
Spanish

| timezone = CET

| utc_offset = +1

| timezone_DST = CEST

| utc_offset_DST = +2

| postal_code_type = Postal code

| postal_code = 4838

| area_code_type = Dialing code

| area_code =

| leader_title = Mayor

| leader_name = Josu Sabin Olano

| leader_party = PNV

| website = {{official website|http://www.arratzu.com/}}

| footnotes =

}}

Arratzu is a town and municipality located in the province of Biscay, in the autonomous community of the Basque Country, northern Spain.