In the 1880s Tumbulgum was the principal town in the Tweed Valley with an active commercial sector, including a bank. It was not until construction of the
Murwillumbah railway line to
Lismore in 1897 and the Murwillumbah Bridge in 1901 that
Murwillumbah supplanted Tumbulgum as the major centre on the Tweed.
Tumbulgum history timeline: • 31 October 1823, John Oxley discovers the Tweed River. • 1842 Cedar Getters arrive on the Tweed River. • 1866 the first land selectors arrived on the Tweed River and river port of Tweed Junction established. • 1 March 1881, name changed from Tweed Junction to Tumbulgum • 26 January 1883, Baker's Farm Auction enabled development of current village site • 24 December 1894, Murwillumbah Railway line opened. Murwillumbah replaces Tumbulgum as the commercial centre of the Tweed. • July 1936, Barney's Point Bridge, Chinderah opens to traffic from Murwillumbah to Tweed Heads. Bypassing Tumbulgum Road and North Tumbulgum. • 1973, Pacific Highway bypasses Tumbulgum enabling the development of Riverside Drive. • 20 December 1986, Alexander Twohill Bridge opens replacing the Tumbulgum Ferry. • 4 August 2002, Yelgun-Chinderah Freeway opens, the old highway route renamed Tweed Valley Way. The Tumbulgum Heritage Trail was established in 2013. Permanent signs depicting life in Tumbulgum's past, have been installed at 12 sites identified of historical significance. The Trail is a flat walk and takes approx 40–50 minutes. Map of the Trail is displayed in the window of the Community Hall. Tumbulgum was evacuated and a number of buildings destroyed in the
2022 eastern Australia floods. ==Today==