Recycling doesn't begin until Saturday, January 4, and continues through January 18.
Once all ornaments and lights are removed, the trees can be dropped off inside tree corrals set up at all 23 park district locations.
They'll be reduced to mulch.
Christmas tree recycling locations:
Bessemer Park, 8930 S. Muskegon Ave
Clark Park, 3400 N. Rockwell St.
Forestry Site, 900 E. 103rd St.
Garfield Park, 100 N. Central Park Ave
Grant Park, 900 S. Columbus Dr.
Humboldt Park Boathouse, 1369 N. Sacramento Ave
Jackson Park, 6300 S. Cornell Ave
Kennedy Park, 2427 W. 113th St.
Kelvyn Park, 4438 W. Wrightwood Ave
Lake Meadows Park, 3117 S. Rhodes Ave
Lincoln Park, Cannon Dr. at Fullerton Ave. (Parking lot east of Cannon Dr.)
Margate Park, 4921 N. Marine Dr.
Marquette Park, 6700 S. Kedzie Ave
McKinley Park, 2210 W. Pershing Rd.
Mt. Greenwood Park, 3721 W. 111th St.
North Park Village, 5801 N. Pulaski Rd.
Norwood Park, 5801 N. Natoma Ave
Portage Park, 4100 N. Long Ave
Riis Park, 6201 W. Wrightwood Ave
Rowan Park, 11546 S. Avenue L
Sheridan Park, 910 S. Aberdeen St.
Warren Park, 6601 N. Western Ave
Wentworth Park, 5701 S. Narragansett Ave