Miramichi River Valley is an incorporated rural community in the Canadian province of New Brunswick.

[1] Miramichi River Valley residents are able to cast votes in the rural community's elections.

The mayors of Blackville[2] during its time as an incorporated village from 1967 to 2022 included: Miramichi River Valley's economy was once tied to the forest industry.

A large sawmill that employed 200 workers had been operated in the village by industrial conglomerate UPM Kymmene, but it closed in 2007 as a result of economic pressures.

Miramichi River Valley is home to a single financial institution, Blackville Credit Union.