See main article: article and Connecticut River.
This is a list of populated places that are on the Connecticut River.
Bold communities have over 10,000 population.
Bold cities have over 15,000 population. Italics are for towns or cities in the Springfield Metro area. Underlines are for communities in the Hartford Metro area.
Bold communities have over 25,000 population. This section of the river is completely in the Hartford Metro area.