(ca. 4,000 - 700 B.C.)
In Late Archaic many site types occur such as shell middens, fishing sites, semi-permanent villages and cemeteries. These groups show a detailed knowledge of their environment. Mounds occur in Late Archaic, evidence of red ochre mortuary and ritual activities are found in the later part of Late Archaic. Activities were scheduled around seasonal changes and available resources. Point types for this time period include; Matanzas, Karnak, Brewerton, Mc Whenny, Buck Creek Barbed, Riverton, and Turker Tails. The number of tool types increased in the Late Archaic, including; mortars, pestel, manos, nutting stones, three quarter grooved axes, adzes, and celts. Ornaments such as copper beads, pendants, and gorgets.