Ballpark Guide
T-Mobile Park
Park factors and prop betting implications for games at T-Mobile Park, home of the Seattle Mariners.
Run Factor
0.94
Slight Pitcher
HR Factor
0.90
Strong Pitcher
Roof
Dome
No weather adj.
Capacity
47,929
Opened 1999
Prop Betting Implications at T-Mobile Park
Hits Props
A run factor of 0.94 means T-Mobile Park suppresses offensive production. Batter hits props may be overset for games played at this park.
Home Run Props
A HR factor of 0.90 means T-Mobile Park strongly suppresses HR probability. Even elite power hitters are less likely to go deep here — fade HR props accordingly.
Weather Adjustment
T-Mobile Park is a domed stadium. No weather adjustment applies to games here — prop lines are unaffected by wind or temperature. This makes props more stable and predictable.
Frequently Asked Questions
What is the run factor at T-Mobile Park?
T-Mobile Park has a run factor of 0.94, meaning it is a pitcher-friendly environment that suppresses run totals compared to the MLB average of 1.00.
What is the home run factor at T-Mobile Park?
T-Mobile Park has a home run factor of 0.90. A factor above 1.00 means more HRs are hit here than average, while below 1.00 means fewer. This directly impacts HR prop lines.
Is T-Mobile Park good for hits props?
With a run factor of 0.94, T-Mobile Park is below-average for hits props — the park suppresses offense, favouring the under.
Does T-Mobile Park have a roof?
Yes, T-Mobile Park is a domed stadium. Weather adjustments (wind, temperature) do not apply to games played here, making prop lines more stable and predictable.
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