Redeveloped Dalymount Park set to open in 2026 as new plan revealed November 3, 2022 Posted by League of Ireland Leave a comment A brand-new Dalymount Park with an increased capacity of 7,880, at a cost of €40million, will be open for business in 2026, according to a new plan for the venue revealed today by Dublin City Council. Source: Sport Soccer-.Independent Author: Share this post: Share on Facebook Tweet this! Share on LinkedIn Share on Google+ Share on Pinterest