NPL Division One East
Champions: Redcar Athletic · Promoted: Redcar Athletic, Emley (play-offs)
Split from NPL Division One North (?–2018), NPL Division One South (?–2018), NPL Division One North West (2019–2021), NPL Division One South East (2019–2021)
Sources: Wikipedia (CC BY-SA 4.0), API-Football · Data sources