Matchup · 2026
Mason City at Marshalltown
Projected line
Marshalltown at home
Mason City -15.5o/u 52.0
Mason City 34 · Marshalltown 18
85%
Mason City at home
Mason City -17.5o/u 52.0
Marshalltown 17 · Mason City 35
88%
Neutral site
Mason City -16.5o/u 52.0
Mason City 34 · Marshalltown 18
87%
| Site | Line | Total | Win prob | Score |
|---|---|---|---|---|
| Marshalltown at home | Mason City -15.5 | 52.0 | 85% | Mason City 34 · Marshalltown 18 |
| Mason City at home | Mason City -17.5 | 52.0 | 88% | Marshalltown 17 · Mason City 35 |
| Neutral site | Mason City -16.5 | 52.0 | 87% | Mason City 34 · Marshalltown 18 |
Scheduled: Fri Sep 11 · week 3
Line movement
Opened
Mason City -17.5
Sep 5 · o/u 52.0
Now
Mason City -17.5
o/u 52.0
Moves
0
Total move
0.0
Our line, captured Thursday, Friday and Saturday mornings; a point is added when the line or total moves half a point or more.
Series history
28–26–2
Marshalltown leads
56
Meetings · 1908–2025
6–4
Last 10 · Mason City
4
Mason City streak
Biggest wins
Mason City
48-13 · 2001+35
32-3 · 2023+29
28-0 · 2020+28
Marshalltown
41-0 · 1998+41
39-0 · 1908+39
58-21 · 2012+37
Runs & venue
Longest streak: Mason City 4 straight, 1981–1986
Home team: 28-26-2
Playoff meetings: 0
Average margin: 16.3 · decided by 7 or less: 18
By decade · avg margin, Marshalltown view
| 2020s | 0-4 | -20.8 |
| 2010s | 7-3 | +11.2 |
| 2000s | 5-5 | +1.6 |
| 1990s | 6-3 | +11.1 |
| 1980s | 3-5 | -7.5 |
| 1970s | 4-5 | -1.6 |
| 1960s | 1-1 | -6.5 |
| 1920s | 1-0-1 | +9.5 |
| 1910s | 0-0-1 | 0.0 |
| 1900s | 1-0 | +39.0 |
| Season | Result | Model line |
|---|---|---|
| 2025 Sep 12 | Mason City 42-17 at Marshalltown | Marshalltown -11.0 no cover |
| 2024 Aug 30 | Mason City 26-25 at Marshalltown | Mason City -1.5 no cover |
| 2023 Aug 25 | Mason City 32-3 at Mason City | PK — |
| 2020 Aug 28 | Mason City 28-0 at Marshalltown | — — |
| 2019 Sep 13 | Marshalltown 27-7 at Mason City | — — |
| 2018 Sep 7 | Marshalltown 45-13 at Marshalltown | — — |
| 2017 Sep 1 | Marshalltown 16-13 at Mason City | — — |
| 2016 Sep 2 | Mason City 15-9 at Marshalltown | — — |
| 2015 Oct 2 | Marshalltown 20-7 at Marshalltown | — — |
| 2014 Oct 3 | Mason City 19-15 at Mason City | — — |
| 2013 Oct 18 | Marshalltown 16-13 at Marshalltown | — — |
| 2012 Oct 12 | Marshalltown 58-21 at Mason City | — — |
| 2011 Oct 21 | Marshalltown 42-7 at Marshalltown | — — |
| 2010 Oct 22 | Mason City 21-0 at Mason City | — — |
| 2009 Sep 25 | Marshalltown 38-21 at Mason City | — — |
| 2008 Sep 26 | Mason City 28-21 at Marshalltown | — — |
| 2007 Sep 28 | Marshalltown 57-20 at Marshalltown | — — |
| 2006 Sep 29 | Marshalltown 10-7 at Mason City | — — |
| 2005 Oct 7 | Marshalltown 17-6 at Marshalltown | — — |
| 2004 Oct 8 | Marshalltown 34-0 at Mason City | — — |
| 2003 Oct 31 | Mason City 28-21 at Marshalltown | — — |
| 2002 Nov 1 | Mason City 27-7 at Mason City | — — |
| 2001 Oct 19 | Mason City 48-13 at Marshalltown | — — |
| 2000 Oct 20 | Mason City 24-7 at Mason City | — — |
| 1999 Oct 8 | Marshalltown 21-14 at Mason City | — — |
| 1998 Oct 9 | Marshalltown 41-0 at Marshalltown | — — |
| 1997 Sep 5 | Marshalltown 34-20 at Mason City | — — |
| 1996 Sep 6 | Mason City 7-6 at Marshalltown | — — |
| 1995 Sep 22 | Marshalltown 29-13 at Mason City | — — |
| 1994 Sep 23 | Mason City 21-18 at Marshalltown | — — |
| 1993 Oct 22 | Mason City 28-0 at Mason City | — — |
| 1992 Oct 23 | Marshalltown 35-0 at Marshalltown | — — |
| 1990 Oct 12 | Marshalltown 33-14 at Mason City | — — |
| 1989 Oct 6 | Marshalltown 28-8 at Marshalltown | — — |
| 1988 Oct 7 | Mason City 32-8 at Mason City | — — |
| 1987 Oct 9 | Marshalltown 13-10OT at Marshalltown | — — |
| 1986 Oct 10 | Mason City 21-7 at Mason City | — — |
| 1985 Oct 11 | Mason City 20-0 at Marshalltown | — — |
| 1984 Oct 12 | Mason City 28-7 at Mason City | — — |
| 1981 Sep 25 | Mason City 15-7 at Mason City | — — |
| 1980 Sep 26 | Marshalltown 18-14 at Mason City | — — |
| 1979 Sep 28 | Mason City 7-0 at Mason City | — — |
| 1978 Sep 29 | Mason City 25-7 at Mason City | — — |
| 1976 Oct 1 | Marshalltown 16-6 at Marshalltown | — — |
| 1975 Sep 26 | Mason City 21-7 at Mason City | — — |
| 1974 Sep 27 | Mason City 14-7 at Mason City | — — |
| 1973 Sep 28 | Marshalltown 21-13 at Mason City | — — |
| 1972 Sep 29 | Mason City 20-7 at Marshalltown | — — |
| 1971 Oct 1 | Marshalltown 24-13 at Marshalltown | — — |
| 1970 Oct 2 | Marshalltown 24-8 at Mason City | — — |
| 1969 Oct 3 | Marshalltown 6-0 at Marshalltown | — — |
| 1968 Oct 4 | Mason City 26-7 at Mason City | — — |
| 1927 Oct 15 | Marshalltown 25-6 at Mason City | — — |
| 1926 Nov 5 | Tie 7-7 at Marshalltown | — — |
| 1917 Nov 3 | Tie 7-7 at Mason City | — — |
| 1908 Oct 17 | Marshalltown 39-0 at Mason 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).