Kansas City Royals vs Seattle Mariners · 2026 Season
Last updated: April 15, 2026
6 meetings tracked · closing-line graded
Across 6 2026 season meetings, Kansas City Royals lead 5-1. Games have averaged 7.3 combined points.
RECORD
5-1
MEETINGS
6
ATS
5-1
O / U
2-4
Key Insights
- ▸Kansas City Royals lead 5-1 across 6 tracked meetings.
- ▸Games have averaged 7.3 combined points.
- ▸Kansas City Royals have been the better ATS side (5-1).
- ▸Strong Under trend: 2-4 O/U.
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Frequently Asked Questions
What is the Kansas City Royals vs Seattle Mariners record all-time?▾
Across 6 all-time meetings, the Kansas City Royals lead the series 5-1.
What is the ATS trend in Kansas City Royals vs Seattle Mariners games?▾
ATS: Kansas City Royals are 5-1 vs the spread in these matchups. Seattle Mariners are 1-5.
Do Kansas City Royals vs Seattle Mariners games go over or under?▾
Over/under: games between Kansas City Royals and Seattle Mariners have gone over 2 times and under 4 times, with an average combined score of 7.3.
When did Kansas City Royals and Seattle Mariners last play?▾
See Last Meetings section for detailed score, spread, and total data from the most recent Kansas City Royals vs Seattle Mariners games.
Where can I see the 5-year Kansas City Royals vs Seattle Mariners history?▾
A 5-year head-to-head page tracks every Kansas City Royals vs Seattle Mariners meeting from the last five full seasons. Link at the bottom of this page.