| # | Team | State | Ovr. | Rating | Str. | +/- |
|---|---|---|---|---|---|---|
| 1951 | Walton-Verona | KY | 8-6 | -0.90 | -2.4 | -779 |
| 1952 | Winters Mill | MD | 4-6 | -0.91 | 0.1 | -- |
| 1953 | Bassick | CT | 6-9 | -0.92 | 1.4 | -- |
| 1954 | White Bear Lake | MN | 2-10 | -0.93 | 6.9 | -802 |
| 1955 | Wiscasset | ME | 9-7 | -0.94 | -1.1 | -982 |
| 1956 | Southeast Guilford | NC | 7-11 | -0.95 | 4.0 | -783 |
| 1957 | East Carteret | NC | 3-7 | -0.96 | 3.7 | -- |
| 1958 | Sharon | MA | 5-9 | -0.96 | 2.2 | -- |
| 1959 | Musselman | WV | 11-19 | -0.97 | 2.0 | -501 |
| 1960 | Bishop McGuinness | NC | 6-8 | -1.00 | -0.1 | -779 |
| 1961 | Vicksburg | MI | 7-12 | -1.00 | 2.1 | -791 |
| 1962 | Cromwell | CT | 6-9 | -1.00 | 0.9 | -- |
| 1963 | Notre Dame Prep | CT | 7-10 | -1.01 | 0.3 | -746 |
| 1964 | Churchville-Chili | NY | 6-5 | -1.01 | -0.7 | -778 |
| 1965 | Geneva | OH | 8-8 | -1.01 | -2.1 | -789 |
| 1966 | Carroll Christian | MD | 5-6 | -1.03 | 0.2 | -800 |
| 1967 | Round Valley | AZ | 6-7 | -1.04 | 1.2 | -787 |
| 1968 | Valencia | NM | 10-8 | -1.05 | -3.7 | -789 |
| 1969 | Dowagiac | MI | 6-10 | -1.05 | 1.2 | -792 |
| 1970 | Litchfield | IL | 3-3 | -1.07 | -2.8 | -- |
| 1971 | Litchfield | CT | 7-9 | -1.08 | -0.1 | -- |
| 1972 | Woodlan | IN | 4-3 | -1.09 | -2.5 | -- |
| 1973 | Sheldon | CA | 3-13 | -1.10 | 8.1 | -780 |
| 1974 | Buckfield | ME | 6-9 | -1.11 | 3.4 | -- |
| 1975 | Portales | NM | 11-9 | -1.11 | -3.3 | -791 |