The Child Poverty Reduction Minister attributes stagnant progress to tough economic conditions.
Annual figures to June show no real change since 2018, despite a cross-party commitment to halve the rate by 2028.
More than 143,000 children are estimated to be living in material hardship.
But Minister Louise Upston says a growing economy will start to help.
"For some families, the cost of living is still affecting them. The OCR drop yesterday - it takes a while for that to flow through and for families to really feel it."
LISTEN ABOVE

Murray Olds: Australian correspondent on whether the RBA is set to lift the OCR again
04:10

Richard Arnold: US correspondent on Bill Gates warning that AI growth can't keep 'going unchecked'
05:18

Vicky Pryce: business correspondent on Andy Burnham's bid to fix the cost of living amid rising energy prices
02:58