Lay nurses and aides as well as Sisters of Charity of New York worked at the Foundling. The Foundling housed an average of 600 women and 1800 infants at a time, and also provided day care for working mothers. The largest institution of its kind in the nation, the Foundling was the only one in New York City that provided care for all children and women who requested assistance, regardless of race, creed, marital status, ethnicity, or ability to pay.