Matchup · 2026
South O'Brien at Hartley HMS
This season
Final
South O'Brien 14 · Hartley HMS 28
Our line before the week
Hartley HMS -5.5covered
Total
48.5under
If they played today
Hartley HMS at home
Hartley HMS -8.0o/u 49.0
South O'Brien 21 · Hartley HMS 28
72%
South O'Brien at home
Hartley HMS -6.0o/u 49.0
Hartley HMS 27 · South O'Brien 22
67%
Neutral site
Hartley HMS -7.0o/u 49.0
South O'Brien 21 · Hartley HMS 28
69%
| Site | Line | Total | Win prob | Score |
|---|---|---|---|---|
| Hartley HMS at home | Hartley HMS -8.0 | 49.0 | 72% | South O'Brien 21 · Hartley HMS 28 |
| South O'Brien at home | Hartley HMS -6.0 | 49.0 | 67% | Hartley HMS 27 · South O'Brien 22 |
| Neutral site | Hartley HMS -7.0 | 49.0 | 69% | South O'Brien 21 · Hartley HMS 28 |
Computed from today's ratings, which already include the result above — so this is what the line would be if they met again now, not a forecast of the game that was played.
Series history
22–16
South O'Brien leads
38
Meetings · 1988–2026
6–4
Last 10 · Hartley HMS
3
Hartley HMS streak
Biggest wins
South O'Brien
34-6 · 2013+28
42-14 · 1992+28
26-0 · 1991+26
Hartley HMS
48-6 · 2010+42
35-0 · 2008+35
32-0 · 1997+32
Runs & venue
Longest streak: South O'Brien 6 straight, 1988–1992
Home team: 17-21
Playoff meetings: 0
Average margin: 16.0 · decided by 7 or less: 10
By decade · avg margin, Hartley HMS view
| 2020s | 5-2 | +9.4 |
| 2010s | 2-8 | -6.4 |
| 2000s | 4-4 | +8.5 |
| 1990s | 5-5 | +2.3 |
| 1980s | 0-3 | -16.0 |
| Season | Result | Model line |
|---|---|---|
| 2026 Sep 4 | Hartley HMS 28-14 at Hartley HMS | Hartley HMS -5.5 covered |
| 2025 Sep 5 | Hartley HMS 18-17 at South O'Brien | South O'Brien -1.5 no cover |
| 2024 Oct 4 | Hartley HMS 44-26 at Hartley HMS | Hartley HMS -4.5 covered |
| 2023 Sep 29 | South O'Brien 29-28OT at South O'Brien | Hartley HMS -11.0 no cover |
| 2022 Sep 9 | Hartley HMS 22-6 at Hartley HMS | Hartley HMS -9.5 covered |
| 2021 Sep 10 | Hartley HMS 26-0 at South O'Brien | South O'Brien -2.0 no cover |
| 2020 Sep 11 | South O'Brien 20-12 at Hartley HMS | — — |
| 2019 Sep 27 | South O'Brien 28-7 at Hartley HMS | — — |
| 2018 Sep 21 | South O'Brien 20-13 at South O'Brien | — — |
| 2017 Sep 8 | Hartley HMS 27-14 at South O'Brien | — — |
| 2016 Sep 9 | South O'Brien 25-7 at Hartley HMS | — — |
| 2015 Sep 4 | South O'Brien 14-13 at South O'Brien | — — |
| 2014 Sep 5 | South O'Brien 22-21 at Hartley HMS | — — |
| 2013 Oct 5 | South O'Brien 34-6 at Hartley HMS | — — |
| 2012 Sep 28 | South O'Brien 37-14 at South O'Brien | — — |
| 2011 Oct 14 | South O'Brien 20-0 at Hartley HMS | — — |
| 2010 Oct 15 | Hartley HMS 48-6 at South O'Brien | — — |
| 2009 Oct 23 | Hartley HMS 27-0 at South O'Brien | — — |
| 2008 Oct 24 | Hartley HMS 35-0 at Hartley HMS | — — |
| 2007 Oct 26 | South O'Brien 21-14 at South O'Brien | — — |
| 2006 Oct 27 | South O'Brien 21-18 at Hartley HMS | — — |
| 2005 Sep 9 | South O'Brien 15-12 at Hartley HMS | — — |
| 2004 Sep 10 | Hartley HMS 38-14 at South O'Brien | — — |
| 2001 Sep 14 | Hartley HMS 20-6 at Hartley HMS | — — |
| 2000 Sep 15 | South O'Brien 32-13 at South O'Brien | — — |
| 1999 Oct 8 | South O'Brien 18-13 at Hartley HMS | — — |
| 1998 Oct 9 | South O'Brien 14-0 at South O'Brien | — — |
| 1997 Sep 5 | Hartley HMS 32-0 at South O'Brien | — — |
| 1996 Sep 6 | Hartley HMS 32-6 at Hartley HMS | — — |
| 1995 Sep 1 | Hartley HMS 19-9 at South O'Brien | — — |
| 1994 Sep 2 | Hartley HMS 19-6 at Hartley HMS | — — |
| 1993 Sep 3 | Hartley HMS 22-6 at South O'Brien | — — |
| 1992 Sep 4 | South O'Brien 42-14 at Hartley HMS | — — |
| 1991 Aug 30 | South O'Brien 26-0 at South O'Brien | — — |
| 1990 Aug 31 | South O'Brien 8-7 at Hartley HMS | — — |
| 1989 Oct 6 | South O'Brien 26-12 at South O'Brien | — — |
| 1988 Oct 7 | South O'Brien 21-0 at South O'Brien | — — |
| 1988 Sep 16 | South O'Brien 13-0 at Hartley HMS | — — |
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).