Mount Pearl is part of the St. John 's metropolitan area , the 20th largest metropolitan area in Canada .
The city is located southwest of St. John 's , on the eastern tip of the Avalon Peninsula on the island of Newfoundland .
Mount Pearl is part of the St. John 's   's metropolitan area , the 20th largest metropolitan area in Canada .
The city is located southwest of St. John 's , on the eastern tip of the Avalon Peninsula on the island of Newfoundland .