The Lower Connecticut River Valley Woodland Period archeological sites are a group of 36 prehistoric sites in the are of the lower Connecticut River watershed that were surveyed in a study funded by the Connecticut Historical Commission between 1980 and 1983. The 36 sites are from the Roaring Brook (A.D. 1-750) and Selden Creek (A.D. 750-1500) phases of the Middle and Late Woodland periods. Of the 36 sites, thirteen are listed on the National Register of Historic Places, three other sites were deemed eligible but were not listed due to owner objection, and twenty sites were ineligible due to lack of integrity as a result of disturbance.

Site name Town Period Description
41-22
Roaring Brook II site
41-46
41-59
41-72
61-10
61-57
75-1
75-3
75-4
75-16
75-18
75-26
75-35
75-60
105-1
105-7
105-24
105-35
41-22
41-22
41-22