Undullah, Queensland
locality in Queensland, Australia
Undullah is a rural locality split between the City of Logan and the Scenic Rim Region, Queensland, Australia. In the 2021 census, Undullah had a population of 24 people.
Geography
Undullah is dominated by the Flinders Peak Group which rises towards its western boundary. Within the locality are the following mountains (from north to south):
Mount Elliott (27.8201°S 152.8254°E / -27.8201; 152.8254 (Mount Elliott)) 437 metres (1,434 ft)
Mount Wilbraham (27.8493°S 152.8572°E / -27.8493; 152.8572 (Mount Wilbraham)) 222 metres (728 ft)
Rocky Knob (27.8842°S 152.8543°E / -27.8842; 152.8543 (Rocky Knob)) 222 metres (728 ft)
Mount Flintoff (27.8863°S 152.8270°E / -27.8863; 152.8270 (Mount Flintoff)) 354 metres (1,161 ft)
Mount Joyce (27.9035°S 152.8466°E / -27.9035; 152.8466 (Mount Joyce)) 469 metres (1,539 ft)
Woollaman Creek, a tributary of Teviot Brook, is the major waterway in the suburb.
Very little of the area is developed with most of the rangelands covered by bush.
History
The Undullah is believed to be the word nandulla from the Bundjalung and/or Yuggera languages meaning the silver leafed iron bark (eucalyptus melanophloia).
Henry Herbert Elliott was an early settler who raised cattle.
Formerly in the Shire of Beaudesert, Undullah was split between Logan City and Scenic Rim Region following the local government amalgamations in March 2008.
On 20 May 2016, the eastern part of Undullah (within Logan City) was excised to create the new localities of Flinders Lakes and Monarch Glen and part of the new locality of Flagstone.
Demographics
In the 2016 census, Undullah had a population of 45 people.
This brief starts where responsible research should: with the source description of “Undullah, Queensland” as locality in Queensland, Australia. Everything that follows is an evidence route, not borrowed authority.
Why this record matters
The subject matters to the general reference register because the source frames it as locality in Queensland, Australia. Its deeper value depends on whether names, dates, institutions and citations support that framing.
Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Mar 17, 2026. The linked authority identifier is Q17040027. Authority coordinates are -27.832, 152.852. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 2021, 2008 and 2016.
The absence of detail may reflect summary conventions rather than a lack of surviving documentation. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Undullah, Queensland” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.