Disappearing cities and boroughs of the Keystone State: Swissvale, Pennsylvania

Source:  Wikipedia

Swissvale's population peaked at 16,488 in 1950.  Its 2016 estimated population is 8,769 -- a drop of 7,719 (47%).

The Borough of Swissvale is located in Allegheny County. 7 miles east of downtown Pittsburgh. 

Other disappearing cities and boroughs of the Keystone State
Aliquippa.  (1/12/2019)
Ambridge.  (1/17/2019)
Arnold.  (1/18/2019)
Braddock.  (1/19/2019)
Bradford, (1/20/2019)
Carbondale.  (1/21/2019)
Charleroi.  (1/22/2019)
Chester.  (1/23/2019)
Clairton.  (1/24/2019)
Coraopolis.  (1/25/2019)
Dickson City.  (1/26/2019)
Donora.  (1/27/2019)
Duquesne.  (1/28/2019)
Farrell.  (1/29/2019)
Harrisburg.  (2/12/2019)
Homestead.  (1/30/2019)
Johnstown.  (1/6/2019)
McKees Rocks.  (1/31/2019)
McKeesport.  (2/1/2019)
Monessen.  (2/2/2019)
Nanticoke.  (2/3/2019)
New Castle.  (2/4/2019)
New Kensington.  (2/5/2019)
Oil City.  (2/6/2019)
Pittsburgh.  (1/13/2019)
Pittston. (2/7/2019)
Scranton.  (1/14/2019)
Shamokin.  (2/8/2019)
Sharon.  (2/9/2019)
Steelton.  (2/11/2019)
Titusville.  (2/10/2019)

Other U.S. disappearing cities:
Baltimore, Maryland.  (12/31/2018)
Benton Harbor, Michigan.  (1/15/2019)
Buffalo, New York, (1/8/2019)
Cairo, Illinois.   (1/5/2019)
Cleveland, Ohio (1/2/2019)
Detroit, Michigan.  (1/1/2019)
East St. Louis, Illinois.  (1/11/2019)
Flint, Michigan.  (1/7/2019)
Gary, Indiana.  (1/4/2019)
St. Louis, Missouri.  (1/2/2019)
Wheeling, West Virginia.  (1/16/2019)
Youngstown, Ohio.  (1/9/2019)