Seattle Mariners versus Washington Nationals Head-to-head history

Scores, recaps and recorded betting results from the five most recent meetings in SportsJaw history. Washington Nationals have won the last 2 meetings against the Seattle Mariners. The latest result was the Washington Nationals' 10-1 win on June 14, 2026.

SportsJaw’s stored game records date back to 2015. The news feed shows up to the five most recent completed meetings.

Head-to-head history

Last five meetings

Recent game recaps, recorded odds and betting results

Jun 14, 2026	Score	Moneyline	Run line	Game total
Seattle MarinersSEA	1	-131 L	-1.5 (+116) L	O 10.5 (-110) W U 10.5 (-110) L
Washington NationalsWSH	10	+112 W	+1.5 (-136) W	O 10.5 (-110) W U 10.5 (-110) L

Washington Nationals defeated Seattle Mariners 10-1

Washington Nationals defeated Seattle Mariners 10-1 on June 14, 2026, a 9-run decision in the series. Washington Nationals' strongest period was the 4th inning, when it outscored its opponent 5-0. Against SportsJaw's recorded Seattle Mariners -1.5 (+116) spread, Washington Nationals covered, while the 11 combined runs finished over the recorded total of 10.5.

Jun 13, 2026	Score	Moneyline	Run line	Game total
Seattle MarinersSEA	3	+100 L	+1.5 (-190) L	O 9 (-110) W U 9 (-110) L
Washington NationalsWSH	8	-119 W	-1.5 (+165) W	O 9 (-110) W U 9 (-110) L

May 29, 2025	Score	Moneyline	Run line	Game total
Washington NationalsWSH	9	+100 W	+1.5 (-213) W	O 7.5 (-110) W U 7.5 (-110) L
Seattle MarinersSEA	3	-115 L	-1.5 (+180) L	O 7.5 (-110) W U 7.5 (-110) L

May 28, 2025	Score	Moneyline	Run line	Game total
Washington NationalsWSH	9	+195 W	+1.5 (-110) W	O 8 (-110) W U 8 (-110) L
Seattle MarinersSEA	0	-230 L	-1.5 (-110) L	O 8 (-110) W U 8 (-110) L

Seattle Mariners versus Washington Nationals Head-to-head history

Last five meetings

Washington Nationals defeated Seattle Mariners 10-1

Seattle Mariners versus Washington Nationals Head-to-head history

Last five meetings

Washington Nationals defeated Seattle Mariners 10-1

Washington Nationals defeated Seattle Mariners 8-3

Seattle Mariners defeated Washington Nationals 10-2

Experts who know these teams

Jun 12, 2026	Score	Moneyline	Run line	Game total
Seattle MarinersSEA	10	-147 W	-1.5 (+110) W	O 9.5 (-110) W U 9.5 (-110) L
Washington NationalsWSH	2	+127 L	+1.5 (-130) L	O 9.5 (-110) W U 9.5 (-110) L

Team	1	2	3	4	5	6	7	8	9	T
SEA	1	0	0	0	0	0	0	0	0	1
WSH	1	0	0	5	0	0	1	3	—	10

Team	1	2	3	4	5	6	7	8	9	T
SEA	0	0	0	0	3	0	0	0	0	3
WSH	3	0	0	0	2	0	3	0	—	8

Team	1	2	3	4	5	6	7	8	9	T
SEA	0	5	0	0	3	0	0	1	1	10
WSH	0	0	0	1	0	0	0	1	0	2