Seattle Mariners Lead Houston Astros 49-48 in Head-to-Head Matchups

MLB48-32-0 ATS (60%)

The Seattle Mariners are 49-48 against the Houston Astros in head-to-head matchups, going 48-32-0 ATS (60% cover rate) with +15.69% ROI. Games average 8.2 total points. Closing lines from DraftKings, FanDuel, and BetMGM, graded against official MLB box scores.

See methodology.

Mariners vs Astros Betting Record

Against the Spread
48-32-0
Win %
60%
ROI
+15.69%
Units
+12.6
Moneyline
49-48-0
Win %
50.52%
ROI
+4.05%
Units
+3.9
Over Rate
38-38-4
Win %
50%
ROI
-4.48%
Units
-3.4

From the Other Side — Astros vs Mariners

Against the Spread
32-48-0
Win %
40%
ROI
-22.48%
Units
-18.0
Moneyline
48-49-0
Win %
49.48%
ROI
-15.16%
Units
-14.7
Over Rate
38-38-4
Win %
50%
ROI
-4.48%
Units
-3.4

Venue Splits

Mariners Home
21-17-0 ATS
55.26% • +7.55%
25-19-0 ML (56.82%)
Astros Home
15-27-0 ATS
35.71% • -29.07%
29-24-0 ML (54.72%)

Scoring Averages

Mariners
4.1
PPG
4.1
allowed
Total
8.2
Avg
97
games
Astros
4.1
PPG
4.1
allowed

Recent Matchups

DateScoreATSMLO/U
05/14W 3-8WO
05/13L 4-3LU
05/12W 2-10WO
05/11W 1-3WU
04/13W 6-2WO
04/12W 6-1WU
04/11W 8-7WO
04/10W 9-6WO
09/21W 3-7WO
09/20W 4-6WO
09/19W 0-4WU
07/20L 3-11LO
07/19W 7-6WO
07/18W 6-1WP
05/25L 5-3LU
05/24L 2-1LU
05/23W 3-5WU
05/22L 9-2LO
04/09W 7-6WO
04/08L 1-2LU

Frequently Asked Questions

What is the Seattle Mariners vs Houston Astros all-time record?
The Seattle Mariners are 49-48 against the Houston Astros in head-to-head matchups.
What is the Seattle Mariners ATS record vs the Houston Astros?
The Seattle Mariners are 48-32-0 against the spread vs the Houston Astros on DraftKings, with +15.69% ROI.
Do Seattle Mariners vs Houston Astros games go over or under?
Seattle Mariners vs Houston Astros games average 8.2 total points. The Over has hit 50% of the time.

More Mariners Matchups

Head-to-head betting record for Seattle Mariners vs Houston Astros on LineTerminal. The Mariners are 49-48 straight up against the Astros and 48-32-0 against the spread (60% cover rate, +15.69% ROI) on DraftKings. Data sourced from DraftKings closing lines. Updated daily after games are graded. Past performance does not guarantee future results.

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