Apr 20, 2021 The City of Mansfield Tuesday is expected to talk about a contract with the Mansfield YMCA to operate the Liberty Park swimming pool again this year. RichlandSource.com reports, the contact would be for just over $35,000, which would see the pool open May 31st and run until August 8th. The pool would operate 7 days a week (12 pm – 6 pm) and cost $2 for ages 13 and older. Ages 4 – 12 would cost just $1 and free to those 3 and under.