Iowa GridironHS football · lines, ratings, history
Matchup · 2026

Ottumwa at Mason City

Card
5A Away · #31 5A
Ottumwa
Iowa Alliance · 2-6
Rating
-6.4
Offense
−5.6
Defense
−0.8
4A Home · #29 4A
Mason City
Iowa Alliance · 1-7
Rating
-7.4
Offense
−4.4
Defense
−3.0

Projected line

Mason City at home
PKo/u 48.5
Ottumwa 24 · Mason City 24
50%
Ottumwa at home
Ottumwa -2.0o/u 48.5
Mason City 23 · Ottumwa 25
57%
Neutral site
Ottumwa -1.0o/u 48.5
Ottumwa 25 · Mason City 24
53%

Series history

3–2
Ottumwa leads
5
Meetings · 1991–2019
3–2
Last 5 · Ottumwa
1
Mason City streak
Biggest wins
Ottumwa
39-17 · 1991+22
21-3 · 2012+18
21-6 · 2018+15
Mason City
28-17 · 2019+11
17-14 · 2013+3
Runs & venue
Longest streak: Ottumwa 2 straight, 1991–2012
Home team: 4-1
Playoff meetings: 0
Average margin: 13.8 · decided by 7 or less: 1
By decade · avg margin, Mason City view
2010s2-2-4.8
1990s0-1-22.0
SeasonResultModel line
2019
Oct 25
Mason City 28-17 at Mason City—
—
2018
Oct 19
Ottumwa 21-6 at Ottumwa—
—
2013
Oct 4
Mason City 17-14 at Mason City—
—
2012
Sep 28
Ottumwa 21-3 at Ottumwa—
—
1991
Sep 27
Ottumwa 39-17 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).

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