Matchup · 2026
Mason City at Charles City
Projected line
Charles City at home
Mason City -15.5o/u 47.5
Mason City 32 · Charles City 16
84%
Mason City at home
Mason City -17.5o/u 47.5
Charles City 15 · Mason City 33
87%
Neutral site
Mason City -16.5o/u 47.5
Mason City 32 · Charles City 16
86%
| Site | Line | Total | Win prob | Score |
|---|---|---|---|---|
| Charles City at home | Mason City -15.5 | 47.5 | 84% | Mason City 32 · Charles City 16 |
| Mason City at home | Mason City -17.5 | 47.5 | 87% | Charles City 15 · Mason City 33 |
| Neutral site | Mason City -16.5 | 47.5 | 86% | Mason City 32 · Charles City 16 |
Series history
52–17–2
Mason City leads
71
Meetings · 1909–2024
5–5
Last 10 · even
1
Mason City streak
Biggest wins
Mason City
95-0 · 1915+95
57-6 · 1942+51
41-0 · 1919+41
Charles City
45-0 · 1991+45
28-7 · 1951+21
27-7 · 1986+20
Runs & venue
Longest streak: Mason City 17 straight, 1958–1979
Home team: 40-29-2
Playoff meetings: 0
Average margin: 15.7 · decided by 7 or less: 25
By decade · avg margin, Charles City view
| 2020s | 1-3 | -22.8 |
| 1990s | 2-0 | +25.0 |
| 1980s | 3-7 | -4.3 |
| 1970s | 0-6 | -10.8 |
| 1960s | 0-9 | -12.3 |
| 1950s | 3-6-1 | -5.8 |
| 1940s | 2-6-1 | -14.1 |
| 1930s | 3-7 | -7.6 |
| 1920s | 2-5 | -10.0 |
| 1910s | 0-3 | -56.0 |
| 1900s | 1-0 | +3.0 |
| Season | Result | Model line |
|---|---|---|
| 2024 Sep 20 | Mason City 49-14 at Mason City | Mason City -5.5 covered |
| 2023 Sep 15 | Charles City 19-14 at Charles City | Mason City -18.5 no cover |
| 2022 Sep 9 | Mason City 33-7 at Charles City | Mason City -27.5 no cover |
| 2021 Sep 10 | Mason City 35-0 at Mason City | Mason City -8.0 covered |
| 1991 Sep 6 | Charles City 45-0 at Charles City | Charles City -22.0 covered |
| 1990 Sep 7 | Charles City 12-7 at Mason City | Charles City -3.0 covered |
| 1989 Sep 22 | Charles City 6-0 at Mason City | Mason City -10.5 no cover |
| 1988 Sep 23 | Mason City 16-14 at Charles City | Mason City -11.5 no cover |
| 1987 Sep 25 | Mason City 14-6 at Mason City | Mason City -5.0 covered |
| 1986 Sep 26 | Charles City 27-7 at Charles City | — — |
| 1985 Sep 27 | Mason City 21-6 at Mason City | Mason City -20.0 no cover |
| 1984 Sep 14 | Mason City 14-0 at Charles City | Mason City -14.0 push |
| 1983 Sep 9 | Mason City 10-0 at Mason City | Mason City -8.5 covered |
| 1982 Sep 10 | Mason City 13-0 at Charles City | — — |
| 1981 Sep 11 | Mason City 13-0 at Mason City | — — |
| 1980 Sep 12 | Charles City 20-14 at Charles City | Mason City -9.0 no cover |
| 1979 Sep 14 | Mason City 14-6 at Mason City | Mason City -23.5 no cover |
| 1978 Sep 15 | Mason City 14-7 at Charles City | Mason City -19.0 no cover |
| 1976 Sep 17 | Mason City 28-7 at Mason City | Mason City -22.5 no cover |
| 1972 Sep 8 | Mason City 21-7 at Mason City | Mason City -1.0 covered |
| 1971 Sep 10 | Mason City 13-6 at Charles City | — — |
| 1970 Sep 11 | Mason City 14-6 at Mason City | — — |
| 1969 Sep 12 | Mason City 21-0 at Charles City | — — |
| 1968 Sep 13 | Mason City 13-0 at Mason City | — — |
| 1967 Sep 15 | Mason City 12-6 at Charles City | — — |
| 1966 Sep 9 | Mason City 25-7 at Mason City | — — |
| 1965 Sep 10 | Mason City 22-0 at Charles City | — — |
| 1964 Sep 11 | Mason City 14-7 at Mason City | — — |
| 1963 Sep 13 | Mason City 15-0 at Charles City | — — |
| 1961 Sep 15 | Mason City 20-12 at Mason City | — — |
| 1960 Sep 9 | Mason City 7-6 at Mason City | — — |
| 1959 Sep 11 | Mason City 21-0 at Charles City | — — |
| 1958 Sep 12 | Mason City 40-6 at Mason City | — — |
| 1957 Sep 13 | Tie 6-6 at Charles City | — — |
| 1956 Sep 14 | Mason City 14-13 at Mason City | — — |
| 1955 Oct 21 | Mason City 13-0 at Charles City | — — |
| 1954 Oct 23 | Mason City 12-6 at Mason City | — — |
| 1953 Oct 23 | Charles City 7-6 at Charles City | — — |
| 1952 Oct 24 | Mason City 13-6 at Mason City | — — |
| 1951 Oct 26 | Charles City 28-7 at Charles City | — — |
| 1950 Oct 27 | Charles City 21-19 at Mason City | — — |
| 1949 Oct 21 | Mason City 19-0 at Charles City | — — |
| 1948 Oct 22 | Mason City 25-2 at Mason City | — — |
| 1947 Oct 24 | Mason City 12-0 at Charles City | — — |
| 1946 Oct 25 | Mason City 34-0 at Mason City | — — |
| 1945 Oct 26 | Charles City 19-0 at Charles City | — — |
| 1944 Oct 27 | Mason City 27-14 at Mason City | — — |
| 1943 Oct 29 | Tie 20-20 at Charles City | — — |
| 1942 Oct 30 | Mason City 57-6 at Mason City | — — |
| 1941 Nov 14 | Charles City 13-7 at Charles City | — — |
| 1939 Nov 10 | Mason City 27-0 at Mason City | — — |
| 1938 Nov 11 | Mason City 13-0 at Mason City | — — |
| 1937 Nov 5 | Mason City 27-0 at Charles City | — — |
| 1936 Nov 5 | Charles City 26-20 at Mason City | — — |
| 1935 Nov 8 | Mason City 6-0 at Charles City | — — |
| 1934 Nov 9 | Charles City 7-0 at Mason City | — — |
| 1933 Nov 11 | Mason City 7-6 at Charles City | — — |
| 1932 Nov 24 | Charles City 20-7 at Mason City | — — |
| 1931 Nov 11 | Mason City 20-0 at Charles City | — — |
| 1930 Nov 11 | Mason City 21-13 at Mason City | — — |
| 1929 Nov 11 | Charles City 13-0 at Charles City | — — |
| 1927 Oct 29 | Mason City 14-6 at Charles City | — — |
| 1925 Oct 31 | Mason City 13-0 at Mason City | — — |
| 1924 Oct 18 | Mason City 38-0 at Charles City | — — |
| 1923 Oct 20 | Mason City 19-12 at Mason City | — — |
| 1922 Sep 29 | Mason City 27-7 at Charles City | — — |
| 1921 Nov 11 | Charles City 10-7 at Mason City | — — |
| 1919 Oct 4 | Mason City 41-0 at Mason City | — — |
| 1918 Oct 4 | Mason City 32-0 at Charles City | — — |
| 1915 Nov 6 | Mason City 95-0 at Mason City | — — |
| 1909 Oct 23 | Charles City 11-8 at Charles City | — — |
Every recorded meeting in Brent Moore's all-time archive. Model lines appear for seasons whose archive pages have been built (2021 on, plus any older season you have opened).