Possible Clues:

• Capital between Eugene and Portland
• East Coast city where tourism peaks in October
• State capital's trading event attracting millions
• Home to a statue of Elizabeth Montgomery
• Witch town
• City in Massachusetts associated with witchcraft trials
• Capital near Green Peter Lake
• Males revolting in US city
• Talking black cat in "Sabrina the Teenage Witch"
• US town famous for its witch trials