The purpose of this study is to explore economic structures and annual performances of agricultural farms produced greenhouse vegetable crops in Antalya province. Data collected from 88 farms located in Manavgat and Serik counties of Antalya province for the 1999-2000 production season. Face to face survey technique was used to collect the data from the investigated farms. Farms were categorised into five groups according to the farm size. The research results showed that average size of the farms in the research sample was 4.82 hectare. 89.1%, 8.5% and 2.4% of the land were owned, rented and shared, respectively. 84.6% of the total area was used for field crop production whereas 7.8% was used for greenhouse vegetables. In the study average population per farm was found to be 4.82, 52.4% of which were men, and 47.6% were women. About 11.9% of the population was illiterate, 6.9% can read and write, and 55.6% graduated from primary school. The share of landlord's capital and tenant's capital in the total assets was estimated to be 90.8% and 9.92% respectively. Own capital accounts for 93.59% of the total liabilities. Gross output, net output, gross margin and farm income values were estimated to be 10, 032.3 million TL, 1,338.8 million TL, 5,719.0 million TL and 4,529.4 million TL, respectively.