State
|
Peak Year
|
Population
|
City
|
Delaware
|
1940
|
70,166
|
Wilmington
|
Indiana
|
1960
|
74,879
|
Gary
|
1960
|
75,522
|
Hammond
|
Massachusetts
|
1920
|
89,541
|
Fall River
|
1930
|
94,299
|
Lynn
|
1920
|
95,363
|
New Bedford
|
1930
|
81,360
|
Somerville
|
Michigan
|
1960
|
93,932
|
Dearborn
|
1960
|
95,538
|
Flint
|
1970
|
93,665
|
Livonia
|
Minnesota
|
1960
|
85,618
|
Duluth
|
Missouri
|
1900
|
74,875
|
St. Joseph
|
New Jersey
|
1950
|
73,562
|
Camden
|
2018
|
99,758
|
Edison
|
1950
|
83,203
|
Trenton
|
|
State
|
Peak Year
|
Population
|
City
|
New York
|
1950
|
96,460
|
Albany
|
Brooklyn - annexed by New York City
|
1960
|
47,720
|
Niagara Falls
|
1930
|
59,750
|
Utica
|
Ohio
|
1950
|
70,447
|
Canton
|
1970
|
78,103
|
Parma
|
1930
|
65,469
|
Youngstown
|
Pennsylvania
|
Allegheny - annexed by Pittsburgh
|
1960
|
95,508
|
Erie
|
1930
|
88,375
|
Reading
|
1930
|
76,653
|
Scranton
|
Virginia
|
1960
|
94,398
|
Portsmouth
|
1980
|
99,143
|
Roanoke
|
Wisconsin
|
2018
|
99,944
|
Kenosha
|
|