YMCA Central, which includes Whanganui and Palmerston North, is in financial difficulty, interim chief executive Kevin Ross said. The merger with Greater Wellington YMCA will share resources and cut costs.
It's likely to happen within the next two months, after Central agrees to conditions about finance and structure.
In the meantime YMCA Central is restructuring. Some jobs will be lost, and more could follow after the merger, Ross said.
He hopes to keep all the Whanganui programmes going. But he said programmes always come and go according to changes in need and viability.
Out-of-school care in Bulls, for example, will move to a Marton provider - but not as a result of the merger.
YMCA Central bought the former St George's Preparatory School complex in 2012, when it needed the