| # | Town | State | Population | Score | Classification | Last Scanned |
|---|---|---|---|---|---|---|
| 1951 | Media | PA | 5,868 |
0.0
|
sparse | Never |
| 1952 | Mechanicsburg | PA | 9,535 |
0.0
|
sparse | Never |
| 1953 | Meadville | PA | 12,723 |
0.0
|
sparse | Never |
| 1954 | Maple Glen CDP | PA | 6,851 |
0.0
|
sparse | Never |
| 1955 | Manheim | PA | 5,028 |
0.0
|
sparse | Never |
| 1956 | McKees Rocks | PA | 5,827 |
0.0
|
sparse | Never |
| 1957 | McKeesport | PA | 17,520 |
0.0
|
sparse | Never |
| 1958 | Lower Burrell | PA | 11,659 |
0.0
|
sparse | Never |
| 1959 | Lower Allen CDP | PA | 7,582 |
0.0
|
sparse | Never |
| 1960 | Lock Haven | PA | 8,386 |
0.0
|
sparse | Never |
| 1961 | Lititz | PA | 9,599 |
0.0
|
sparse | Never |
| 1962 | Lionville CDP | PA | 7,091 |
0.0
|
sparse | Never |
| 1963 | Linglestown CDP | PA | 6,747 |
0.0
|
sparse | Never |
| 1964 | Lewistown | PA | 8,505 |
0.0
|
sparse | Never |
| 1965 | Lewisburg | PA | 5,247 |
0.0
|
sparse | Never |
| 1966 | Levittown CDP | PA | 50,930 |
0.0
|
sparse | Never |
| 1967 | Leola CDP | PA | 8,107 |
0.0
|
sparse | Never |
| 1968 | Lehighton | PA | 5,268 |
0.0
|
sparse | Never |
| 1969 | Lebanon | PA | 26,600 |
0.0
|
sparse | Never |
| 1970 | Latrobe | PA | 8,002 |
0.0
|
sparse | Never |
| 1971 | Lansdowne | PA | 11,064 |
0.0
|
sparse | Never |
| 1972 | Lansdale | PA | 18,865 |
0.0
|
sparse | Never |
| 1973 | Lancaster | PA | 57,683 |
0.0
|
sparse | Never |
| 1974 | Kulpsville CDP | PA | 8,990 |
0.0
|
sparse | Never |
| 1975 | Kingston | PA | 13,333 |
0.0
|
sparse | Never |
| 1976 | King of Prussia CDP | PA | 25,025 |
0.0
|
sparse | Never |
| 1977 | Kennett Square | PA | 6,096 |
0.0
|
sparse | Never |
| 1978 | Johnstown | PA | 18,245 |
0.0
|
sparse | Never |
| 1979 | Jefferson Hills | PA | 12,313 |
0.0
|
sparse | Never |
| 1980 | Jeannette | PA | 8,719 |
0.0
|
sparse | Never |
| 1981 | Indiana | PA | 14,170 |
0.0
|
sparse | Never |
| 1982 | Huntingdon | PA | 6,884 |
0.0
|
sparse | Never |
| 1983 | Horsham CDP | PA | 15,866 |
0.0
|
sparse | Never |
| 1984 | Homeacre-Lyndora CDP | PA | 6,647 |
0.0
|
sparse | Never |
| 1985 | Hollidaysburg | PA | 5,581 |
0.0
|
sparse | Never |
| 1986 | Hershey CDP | PA | 14,334 |
0.0
|
sparse | Never |
| 1987 | Hermitage | PA | 16,132 |
0.0
|
sparse | Never |
| 1988 | Hellertown | PA | 6,119 |
0.0
|
sparse | Never |
| 1989 | Hazleton | PA | 29,886 |
0.0
|
sparse | Never |
| 1990 | Hatboro | PA | 8,219 |
0.0
|
sparse | Never |
| 1991 | Harrisburg | PA | 50,092 |
0.0
|
sparse | Never |
| 1992 | Harleysville CDP | PA | 9,034 |
0.0
|
sparse | Never |
| 1993 | Hanover | PA | 16,483 |
0.0
|
sparse | Never |
| 1994 | Grove City | PA | 7,861 |
0.0
|
sparse | Never |
| 1995 | Greenville | PA | 5,533 |
0.0
|
sparse | Never |
| 1996 | Greensburg | PA | 14,777 |
0.0
|
sparse | Never |
| 1997 | Glenside CDP | PA | 7,941 |
0.0
|
sparse | Never |
| 1998 | Glenshaw CDP | PA | 9,194 |
0.0
|
sparse | Never |
| 1999 | Glenolden | PA | 7,207 |
0.0
|
sparse | Never |
| 2000 | Gilbertsville CDP | PA | 5,999 |
0.0
|
sparse | Never |