Eirias Park is a 50acre public park in Colwyn Bay, Conwy County Borough, Wales, sometimes described as "The park by the sea".
Situated within the park is the Colwyn Leisure Centre, whose facilities include a six-lane 25-metre swimming/leisure pool with various water features and a separate water slide. There is also a fitness suite, health suite, sauna, steam room and warm spa pool. The newly developed Eirias Events Centre, built in 2011, holds conference and classroom facilities for business and commerce events, as well as an indoor pitch, a gym and high performance sports analysis facility.
Outdoor facilities within the complex, includes a sports stadium, Eirias Stadium, with a grandstand and floodlit synthetic hockey/football playing area. Additional facilities include indoor and outdoor tennis courts, bowling greens, boating lake, children's playground and picnic area.