Police investigating a house fire in Good Night, near Bundaberg, on Saturday 11 April are presently trying to locate two people who reside at the address.
Initial investigations indicate around 9.15pm, a Booyal Crossing Road property was fully engulfed.
Two people in their 70s from the property remain unaccounted for.
A crime scene remains in place and work is underway to render the site safe for investigators to enter the property.
Investigations into the cause of the blaze are continuing.
Police are appealing to anyone with information or vision that may assist investigations to come forward.
If you have information for police, contact Policelink by providing information using the online suspicious activity form 24hrs per day at www.police.qld.gov.au/reporting.
Report crime information anonymously via Crime Stoppers. Call 1800 333 000 or report online at www.crimestoppersqld.com.au.