T-Mobile Park

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T-Mobile Park is a ballpark in Seattle, Washington, home of the Seattle Mariners of Major League Baseball’s American League. It opened in 1999, making it 27 years old in 2026 and seats about 47,929 fans. Retractable roof covers but does not enclose the park.

Ballpark facts

Location
Seattle, Washington
Home of
Seattle Mariners (MLB)
League
American League
Opened
1999
Capacity
47,929
Dimensions
Left field 331 ft · Center 401 ft · Right field 326 ft
Surface
Natural grass
Roof
Retractable roof
2026 attendance
35,602 per game
Former names
Safeco Field
Architect
NBBJ
Big events
MLB All-Star Game (2001), MLB All-Star Game (2023), WrestleMania XIX (2003), NHL Winter Classic (2024)

Ballparks near T-Mobile Park10

  1. 1D-IHusky Ballpark — Washington Huskies (Seattle, Washington)same city
  2. 2JUCOMeridian Park — Shoreline Dolphins (Shoreline, Washington)nearby
  3. 3D-IBannerwood Park — Seattle U Redhawks (Bellevue, Washington)7 mi
  4. 4JUCOCourter Field — Bellevue Bulldogs (Bellevue, Washington)7 mi
  5. 5JUCOKnight's Field — Olympic Rangers (Bremerton, Washington)15 mi
  6. 6JUCOTriton Field — Edmonds Tritons (Lynnwood, Washington)16 mi
  7. 7High-AFunko Field — Everett AquaSox (Everett, Washington)24 mi
  8. 8JUCOFunko Field at Everett Memorial Stadium — Everett Trojans (Everett, Washington)24 mi
  9. 9Triple-ACheney Stadium — Tacoma Rainiers (Tacoma, Washington)26 mi
  10. 10D-IIIPLU Field — Pacific Lutheran Lutes (Tacoma, Washington)26 mi

Questions about T-Mobile Park

Where do the Seattle Mariners play home games?

The Seattle Mariners play at T-Mobile Park in Seattle, Washington.

When did T-Mobile Park open?

T-Mobile Park opened in 1999.

How many people does T-Mobile Park hold?

T-Mobile Park has a capacity of about 47,929.

What other ballparks are near T-Mobile Park?

Husky Ballpark is also in Seattle. See the full list of nearby ballparks on this page.

Facts are for the 2026 season. Distances are straight-line miles between city centers. Capacity figures vary by source and some include lawn seating. See something wrong? Let us know. Is this your ballpark? Get the “Listed on Inside the Park” badge for your website.