The oldest church of Northeim is Saint Fabian's and Sebastian's Chapel which was built in a typical gothic style in the middle of the 14th century and renovated in 1985/86.
Northeimi vanim kirik on Saint Fabiani ja Sebastiani kabel, mis ehitati tüüpilises gooti stiilis 14. sajandi keskpaigas ja renoveeriti aastatel 1985/86.