MLB · American · AL West

Seattle Mariners Over/Under Record

Updated 13 days ago

2026 · Over Rate86-67-9

Win rate: 56.21%
ROI: +6.75%
Graded games: 162

Mariners Monthly performance

+35.5%Sep · 16-6-2

-3.7%

-7.4%

-13.9%

+8.5%

+14.9%

+9.6%

+35.5%

Mar
3-3

Apr
12-13-1

May
12-15-1

Jun
15-11-1

Jul
13-8-3

Aug
15-11-1

Sep
16-6-2

Home / Away O/U

Home

42-33-6

56%+6.08%

Away

44-34-3

56.41%+7.43%

Recent Games (2026)

Date	Opponent	Score	O/U
2026-09-27	vs Angels	W 7-3	O
2026-09-26	vs Angels	W 8-4	O
2026-09-25	vs Angels	L 5-7	O
2026-09-24	vs Angels	L 4-6	O
2026-09-23	vs Astros	W 6-5	O
2026-09-22	vs Astros	L 0-7	P
2026-09-20	@ Rockies	W 2-1	U
2026-09-19	@ Rockies	L 3-5	U
2026-09-18	@ Rockies	W 5-4	U
2026-09-16	@ Angels	W 7-2	O

Frequently Asked Questions

What is the Seattle Mariners over/under record in 2026?

The Seattle Mariners are 86-67-9 (56.21%) over/under record in 2026 on DraftKings, with +6.75% ROI.

What is the Seattle Mariners home vs away over/under record?

Home: 42-33-6 (+6.08% ROI). Away: 44-34-3 (+7.43% ROI).

More Mariners Stats (2026)

Overview ATS Record Moneyline Record Home Record Away Record As Favorite As Underdog

Compare Over/Under Record

Data and season archive

Records use DraftKings closing lines and each market’s graded sample. Win rates exclude pushes; ROI uses flat one-unit bets. Each split can have a different sample. Latest recorded game: 2026-09-27.

2026 Over/Under Record 2025 Over/Under Record 2024 Over/Under Record 2023 Over/Under Record 2022 Over/Under Record 2021 Over/Under Record