Matchup · 2026
Mason City at WDM Valley
Projected line
WDM Valley at home
WDM Valley -47.0o/u 57.5
Mason City 5 · WDM Valley 52
>99%
Mason City at home
WDM Valley -45.0o/u 57.5
WDM Valley 51 · Mason City 6
>99%
Neutral site
WDM Valley -46.0o/u 57.5
Mason City 6 · WDM Valley 52
>99%
| Site | Line | Total | Win prob | Score |
|---|---|---|---|---|
| WDM Valley at home | WDM Valley -47.0 | 57.5 | >99% | Mason City 5 · WDM Valley 52 |
| Mason City at home | WDM Valley -45.0 | 57.5 | >99% | WDM Valley 51 · Mason City 6 |
| Neutral site | WDM Valley -46.0 | 57.5 | >99% | Mason City 6 · WDM Valley 52 |
Series history
21–3
WDM Valley leads
24
Meetings · 1978–2011
10–0
Last 10 · WDM Valley
10
WDM Valley streak
Biggest wins
Mason City
23-0 · 1983+23
28-7 · 1978 PO+21
27-24 · 2002+3
WDM Valley
52-7 · 2008+45
45-0 · 2005+45
49-7 · 1998+42
Runs & venue
Longest streak: WDM Valley 11 straight, 1984–2001
Home team: 12-12
Playoff meetings: 2
Average margin: 28.3 · decided by 7 or less: 3
By decade · avg margin, WDM Valley view
| 2010s | 2-0 | +36.0 |
| 2000s | 10-1 | +28.7 |
| 1990s | 8-0 | +30.1 |
| 1980s | 1-1 | -11.0 |
| 1970s | 0-1 | -21.0 |
| Season | Result | Model line |
|---|---|---|
| 2011 Oct 7 | WDM Valley 55-14 at WDM Valley | — — |
| 2010 Oct 8 | WDM Valley 31-0 at Mason City | — — |
| 2009 Oct 2 | WDM Valley 45-13 at WDM Valley | — — |
| 2008 Oct 3 | WDM Valley 52-7 at Mason City | — — |
| 2007 Oct 26 | WDM Valley 48-7 at Mason City | — — |
| 2006 Oct 27 | WDM Valley 42-7 at WDM Valley | — — |
| 2005 Oct 28 | WDM Valley 45-0 at Mason City | — — |
| 2004 Oct 29 | WDM Valley 55-14 at WDM Valley | — — |
| 2003 Oct 17 | WDM Valley 76-42 at Mason City | — — |
| 2002PO Nov 11 | WDM Valley 24-6 at WDM Valley | — — |
| 2002 Oct 18 | Mason City 27-24 at WDM Valley | — — |
| 2001 Oct 5 | WDM Valley 21-13 at Mason City | — — |
| 2000 Oct 6 | WDM Valley 20-0 at WDM Valley | — — |
| 1999 Sep 24 | WDM Valley 47-7 at Mason City | — — |
| 1998 Sep 25 | WDM Valley 49-7 at WDM Valley | — — |
| 1997 Oct 17 | WDM Valley 42-3 at WDM Valley | — — |
| 1996 Oct 18 | WDM Valley 34-0 at Mason City | — — |
| 1995 Sep 15 | WDM Valley 26-19 at WDM Valley | — — |
| 1994 Sep 16 | WDM Valley 37-13 at Mason City | — — |
| 1993 Oct 29 | WDM Valley 28-0 at WDM Valley | — — |
| 1992 Oct 30 | WDM Valley 34-7 at Mason City | — — |
| 1984 Sep 7 | WDM Valley 7-6 at WDM Valley | — — |
| 1983 Sep 2 | Mason City 23-0 at Mason City | — — |
| 1978PO Nov 8 | Mason City 28-7 at WDM Valley | — — |
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).