[1] In the 1880s Tumbulgum was the principal town in the Tweed Valley with an active commercial sector, including a bank.

Permanent signs depicting life in Tumbulgum's past, have been installed at 12 sites identified of historical significance.

[8] In 2010, Tumbulgum became the third place in New South Wales to ban the provision by retail outlets to customers of free disposable plastic shopping bags.

[7] To commemorate 150 years of European settlement at Tumbulgum, a rock monument was placed at Bluey Hill Park in 2016.

87.7% of people spoke only English at home; the next most common languages were 1.6% Dutch, 1% German, 1% Italian, 0.8% Greek.