New York has been losing young families to cheaper suburbs. Now the city is expanding free childcare.

New York City Mayor Zohran Mamdani announced 10,000 more free 2-K seats.

Michael M.

Santiago/Getty Images Mayor Zohran Mamdani is expanding NYC's free 2-K program, adding 10,000 more seats across the city.

New York's under-five population dropped post-pandemic, spurred by high childcare and housing costs.

For parents to comfortably afford childcare in New York, they need to make $300,000.

As families flee cities across the country in search of more affordable housing and childcare, New York City is angling to keep its youngest residents.

On Monday, Mayor Zohran Mamdani announced that 10,000 more seats under his signature free childcare for two-year-olds program will be covered in fall 2027.

Under the expansion, all of the Bronx and Staten Island's school districts will be eligible.

"For far too many New York City families, the joy of welcoming a child comes with a terrifying set of questions: How will I afford child care? Will I need to give up my job? Will I be forced to leave the city I love?" Mamdani said in a statement.

"Today, for 10,000 more families, we have an answer." Those affordability questions loom large for urban parents around the country.

Cities including New York have seen their under-five population fall since the onset of the pandemic.

Between April 2020 and July 2024, the population of children under five fell by 18% in New York City , per an analysis from the Economic Innovation Group.

That population collapsed by 15% in San Francisco, 15% in Chicago's Cook County, and 14% in Los Angeles County over the same period.

Lowering childcare costs, a key plank of Mamdani's platform, was one area where even CEOs agreed with the socialist .