The pound was the currency of Delaware until 1793. Initially, sterling coin circulated along with foreign currencies. This was supplemented by local paper money from 1723. Although the local currency was denominated in £sd, it was worth less than sterling, with 1 Delaware shilling = 9 pence sterling.

A twenty-shilling Delaware banknote issued in 1776 with the inscription: "TWENTY SHILLINGS. THIS Indented Bill shall pass current for Twenty Shillings, according to an Act of General Assembly of the Counties of Newcastle, Kent and Sussex, upon Delaware, passed in the 15th Year of the Reign of His Majesty Geo. the 3d. Dated the 1st Day of Jan. 1776. XXs." ; Borders contain: "Twenty Shillings" ; Verso: "To Counterfeit is Death. Printed by JAMES ADAMS, 1776."
A twenty-shilling Delaware banknote issued in 1776.

The State of Delaware issued Continental currency denominated in £sd and Spanish dollars, with the dollar equal to 7 shillings and 6 pence. The Continental currency was replaced by the U.S. dollar at the rate of 1000 continental dollars = 1 U.S. dollar.