Frank Winfield Woolworth New York, to John Hubbell Woolworth (1821–1907) and Fanny Woolworth (née McBrier; 1832–1878), and had a brother, entrepreneur Charles Sumner Woolworth (1856–1947). His parents, John and Fanny Woolworth, were devout Methodists and sympathetic to the Northern side during the Civil War – they raised their two sons, Frank Winfield and Charles Sumner, accordingly. At the age of four, Woolworth told his parents that one day he would become one of the peddlers that sometimes came calling; he and Charles would play "store"; Frank would set up merchandise to be sold to his brother. As was common at the time, Woolworth
F. W. Woolworth Company he asked his brother Charles Sumner "Sum" Woolworth to join him by managing it. The Harrisburg store opened as, "5¢ Woolworth Bro's Store" on July 19, 1879. After a falling-out with the landlord, that store moved to York, Pennsylvania, opening in March 1880. That store did not last long either, closing three months later. Frank searched for a larger, low-rent building. He found an ideal location in Scranton, Pennsylvania, at 125 Penn Avenue, and opened their "5¢ & 10¢ Woolworth Bro's Store" on November 6, 1880, with Sum as manager. The Scranton store is where Sum fully developed the brothers'