Trash at any forms when it is not managed properly is a very disturbing material. This research is aimed to identify the existing trash management and trash volume produced from DTC market Wonokromo. It also includes the composition of organic and inorganic trash and the possibilities to convert it into compost. Data of this research are acquired by conducting field observation and interviews from trash cleaning workers on site. The result shows that organic trash occupies biggest part of daily trash with 26 m3 of volume per day meanwhile only 5% or 1.3 m3 of volume are inorganic trash. The area of TPS (Tempat Pembuangan Sementara) for trash in DTC Wonokromo is 176 m2 with its incinerator of 90 m2. This area is available for developing a communal system to convert trash into compost.