Extra Innings Watertown

Location details for Extra Innings Watertown - Northeast - NTIS

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Extra Innings Watertown Facebook post — Registration open for 2026 Summer Camps

Extra Innings Watertown, a year‑round indoor baseball and softball training hub in Watertown, Massachusetts, offers multi‑use hitting tunnels, one‑on‑one instruction, group lessons and clinics, memberships, and a full pro shop for players across Metro Boston [1]. The facility is located at 100 Parker St, with online scheduling available for lessons and cage time [1][2].

Registration is open for the facility’s 2026 summer camps, adding to a busy calendar that also features indoor hitting leagues, fall baseball leagues, and team training options [4][1].

Families and teams can book birthday parties and team events at the facility, and handle uniform and equipment needs on site [1][3].