Maximum points during December saw the Pilgrims move out of the relegation zone and seven places up the Vanarama National League North table.
Elliott's side showed great resilience to earn two wins at home to Southport and York City after going behind.
The year ended with two further victories against Alfreton Town and Gainsborough Trinity, sides they had leapfrogged during the impressive start to the new regime, to receive a well-deserved manager of the month award.