The United board is acting so that it will be able to meet Football League regulations governing minimum ground standards at a higher level in the football pyramid.
There are serious problems with the structure and fabric of 102-year-old Brunton Park, which has also suffered from flooding in bad winters.
Details of 'Project Blue Yonder' were revealed at Carlisle United's AGM last week..
Club officials have looked at as many as 17 potential sites. These were whittled down to a shortlist of four.
The backing of fans for the move is a priority and this coming Thursday, the club will be holding an exhibition at Brunton Park, with season ticket holders getting first viewing followed by an open session to interested members of the public.
United managing director John Nixon said: "It will give Carlisle United Football Club the platform and infrastructure to make progress through the domestic leagues and make the people of Carlisle feel proud of one of their most famous sporting assets.
“We will be keeping the supporters fully informed of progress as it happens.”
The general reaction in local media and on fans message boards has been very positive from what we can see and it looks likely the club will get the support it needs to make the transition.