PHOENIXVILLE, a town in Chester co., Pa., at the confluence of French creek and the Schuylkill river, and on the Pennsylvania and the Philadelphia and Reading railroads; 23 miles N. W. of Philadelphia. Here are a seminary, several banks, many schools, bridge works, silk mill, steel mills, etc. Phœnixville also has manufactories of copper and cot- ton goods. The assessed valuation is $3,500,000. Pop. (1910) 10,734; (1920) 10,484.