Wentworth By The Sea Marina
Wentworth By The Sea Marina in New Castle, NH. Wentworth By The Sea Marina is a premier marina with 150 slips accommodating vessels up to 250 feet, we offer everything a boater needs for a delightful stopover or unbeatable home port. View live weather, surf conditions, and beach activity from your favorite coastal beaches in New Hampshire. Check in anytime to see what’s happening at the beach.