Mansion Grounds

The Mansion’s gorgeous, seaside grounds are the perfect place to picnic and swim. Free to enter, the grounds are open year-round, from dawn-to-dusk daily, with plenty of free parking.

Mansion Tours

The Mansion is open for tours from 10am-4pm on the following dates during the 2017 season:

May 5-29: Friday through Sunday (also open on Memorial Day and Labor Day Mondays)
May 31-September 4: Wednesday through Sunday
September 8-October 9: Friday through Sunday

Tours leave on the hour, with the last of the day at 3pm.

(10am, 11am, 12pm, 1pm, 2pm, 3pm)


  • $5 for non-NH residents
  • $4 for NH residents
  • $3 for out of state youths age 6-17
  • $1 with a NH Passport (available at state historic sites)


  • NH residents over 65
  • NH youths age 6-17
  • Children under 6
  • Active military

2017 Twilight Tour
Friday, August 11: 4-8pm

Portsmouth Historic House Association’s Twilight Tour returns! Guests have the rare treat of seeing the Mansion after hours, allowing them to explore the Wentworth-Coolidge in the mysterious light of sunset.

For more information about tours of the Mansion, seasonal openings, and hours, visit the New Hampshire State Parks website or call 603-436-6607.