The journal is published in Australia, although content is not necessarily limited to Australian issues, and extends at times to publication in wider areas, such as, religion, ethics, and philosophy.

On Line Opinion is owned and published by Brisbane based conservative political 'think tank' the Australian Institute for Progress Ltd (AIP).

[5] In 2009, The Age reported that the board of The National Forum had editorial oversight over On Line Opinion, and had involved itself in rejecting an article that the editor had previously agreed to publish.

The Australian reported that Young "was shown the door [of the Queensland Liberals] in 2007 for "something like" bringing the party into disrepute on his well-regarded Online Opinion website.

[11] The contributors to On Line Opinion constitute a wide range of writers, including politicians, academics, and ordinary citizens with no particular public profile.