Nizhyn urban territorial hromada (Ukrainian: Ніжинська міська територіальна громада, romanized: Nizhynska miska terytorialna hromada) is one of Ukraine's hromadas, within Nizhyn Raion in Chernihiv Oblast.

Its capital is the city of Nizhyn.

[1] The hromada has a total area of 130.3 km2 (50.3 sq mi),[1] as well as a population of 79,038 (as of 2023[update]).

[2] Nizhyn urban hromada was originally established as an amalgamated hromada on 19 December 2018, before being expanded to its current size in 2020 as part of decentralisation in Ukraine.

[3] In addition to one city (Nizhyn), there are four villages within the hromada:[4]