There are tons of basketball courts in Mahopac, Carmel and the surrounding areas.
you could try Camarda Pickup located in Carmel at Camarda park 790 Long Pond Road.
https://www.facebook.com/groups/2057...620/?pnref=lhc
Check all the recreation departments for the towns of Southeast, Carmel, and Kent, they all have multiple basketball courts you can find. The basketball program at the Catholic Church in Brewster is now very popular with young men professionals.