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

Eric Ryan Corporation, 8/27/2015

And during the next decade, Titusville's population increased by 1,872%.

Source:  Wikipedia

Titusville's population peaked at 11,982 in 1880.  Its 2016 estimated population is 5,380 -- a drop of 6,602 (55%).

The City of Titusville is located in Crawford County, 104 miles north of Pittsburgh and 45 miles southeast of Erie.  The county's population peaked at 90,367 in 2000 and is currently estimated at 86,159 -- a drop of nearly 5%.

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)
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)

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)