Ploaghe

{{Infobox Italian comune

| name = Ploaghe

| official_name = Comune di Ploaghe

| native_name = Piaghe

| image_skyline = Ploaghe - Panorama (02).JPG

| imagesize =

| image_alt =

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| image_shield =

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| image_map =

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| map_caption =

| pushpin_map = Italy Sardinia

| coordinates = {{coord|40|40|N|8|45|E|type:city(4,781)_region:IT|display=inline,title}}

| coordinates_footnotes =

| region = Sardinia

| province = Sassari (SS)

| frazioni =

| mayor_party =

| mayor = Carlo Sotgiu

| area_footnotes =

| area_total_km2 = 96.27

| population_footnotes = All demographics and other statistics: Italian statistical institute Istat.

| population_total = 4565

| population_as_of = 30 September 2015

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| population_demonym = Ploaghesi

| elevation_footnotes =

| elevation_m = 427

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| postal_code = 07017

| area_code = 079

| website = {{official website |www.comune.ploaghe.ss.it}}

| footnotes =

}}

Ploaghe ({{langx|sc|Piàghe}}) is a comune (municipality) in the Province of Sassari in the Italian region Sardinia, located about {{convert|160|km|mi}} north of Cagliari and about {{convert|21|km|mi|abbr=}} southeast of Sassari.

File:San michele di salvenero, 05.JPG

Ploaghe borders the following municipalities: Ardara, Chiaramonti, Codrongianos, Nulvi, Osilo, Siligo.