More than 800 families displaced by the deadly Tai Po fire have expressed an interest in visiting their homes again after being allowed to return to the estate in recent weeks, a senior Hong Kong official has said.

The government also expressed confidence that at least three-quarters of homeowners of Wang Chi House – the only one of Wang Fuk Court’s eight blocks left largely unscathed by last November’s fire – would accept its buy-back package by the deadline at the end of June.

Deputy Chief...