We are open for the 2025 season May 31st through October 19th from 11am to 4pm. Please check our events page for our summer lecture series!

Discover 300 years of rich history through the stories from six generations at the Warner House.

Explore room by room the home of one of 18th-century Portsmouth’s influential families. Built c.1716 for ambitious immigrant Capt. Archibald Macpheadris, the Warner House is one of the oldest urban brick residences in New England, boasting rich architectural features of early-Georgian style, including old growth-wood paneling and find moldings. Ascend the center staircase and encounter four unique colonial wall murals, considered the oldest extant wall murals in the country.