LEUMINSTER, MA Special Referendum to approve a Category 2 Casino in Leominster as required by. (NECN: Mike Cronin) – Leominster, Mass. + slot machines at Encore Boston Harbor. Citizens against Leominster Casino. The mission of this site is to increase awareness and focus opposition to the Leominster slot parlor proposal. No Slot CASINO IN LEOMINSTER. Grant St. Arline Stith. T&Cs apply. 16 likes. Bally Casino Rhode Island Bonus: Get $50 when you deposit $ RI Only. 88 Fortunes, Buffalo Diamond, Blazing 7, Monopoly, Wheel of Fortune, Jin Ji Bao Xi Rising Fortune, poker games. BOSTON — By the end of this week, the state Gaming Commission will decide whether Leominster, Raynham or Plainville will host a slots casino. With the state's Gaming Commission having come to Leominster last night, it's hard to not notice how the landscape for approving and opening. 21+. residents will vote Tuesday on whether the city will take a gamble on the state's only slots casino. . BOSTON – Plainville beat out Leominster to become the site of the state's first and only slots parlor in a vote Thursday by the state. A GROUP of Leominster business officials, with the help of former Senate president and now lobbyist Stan Rosenberg, is pursuing a long-shot.