Editing Isernia (section)

{{for|the beetle genus|Aesernia (genus)}}
{{Infobox Italian comune
| name                = Isernia
| official_name       = Città di Isernia
| native_name         = {{lang|nap|Sèrnia}}
| image_skyline       = Collage Isernia.jpg
| imagesize           = 
| image_alt           = 
|image_flag=Flag of Isernia.svg| image_caption       = Top left: Landscape of Isernia, Top right: "Corso Marcelli" Street, Bottom left: Fontana Fraterna, Bottom right: "San Pietro" Cathedral
| image_shield        = Isernia-Stemma.svg
| shield_alt          = 
| image_map           = 
| map_alt             = 
| map_caption         = 
| pushpin_label_position = 
| pushpin_map_alt     = 
| coordinates         = {{coord|41|36|10|N|14|14|23|E|display=inline,title}}
| coordinates_footnotes =
| region              = [[Molise]]
| province            = [[Province of Isernia|Isernia]] (IS)
| frazioni            = Acquazolfa, Bazzoffie, Breccelle, Capruccia, Castagna, Castelromano, Colle de' Cioffi, Colle Martino, Colle Pagano, Collecroci, Conocchia, Coppolicchio, Fragnete, Marini, Salietto, Valgianese
| mayor_party         = [[Centre-left politics]]
| mayor               = [[:it:Piero Castrataro|Piero Castrataro]]
| area_footnotes      = 
| area_total_km2      = 68.74
| population_footnotes = <ref>Population data from [[National Institute of Statistics (Italy)|Istat]]</ref>
| population_total    = 20863
| population_as_of    = 31 September 2021
| pop_density_footnotes = 
| population_demonym  = Isernini
| elevation_footnotes = 
| elevation_m         = 423
| twin1               = 
| twin1_country       = 
|istat=| saint               = [[Pope Celestine V]]
| day                 = May 19
| postal_code         = 86170
| area_code           = 0865
| website             = {{official website|http://www.comune.isernia.it}}
| footnotes           = 
}}

'''Isernia''' ({{IPA|it|iˈzɛrnja|-|It-Isernia.ogg}}){{efn|{{langx|la|Aesernia}} or, in [[Pliny the Elder|Pliny]] and later writers, ''Eserninus'', or in the [[Antonine Itinerary]], ''Serni''.}} is a town and ''[[comune]]'' in the [[southern Italy|southern Italian]] region of [[Molise]], and the capital of the [[province of Isernia]].