To provide an adhesive composition for artificial marble exhibiting high peel strength to the artificial marble and excellent in rapid curability even at low temperatures.

The adhesive composition for artificial marble comprises 100 pts.wt. of (A) at least one urethane-modified epoxy resin selected from the group consisting of a urethane-modified bisphenol A-type epoxy resin and a urethane-modified bisphenol F-type epoxy resin, 10-80 pts.wt. of (B) at least one amine-based curing agent selected from the group consisting of an aliphatic polyamine and a polyamide resin, 1-20 pts.wt. of (C) a curing promoter, 1-25 pts.wt. of (D) a modified silicone compound, 0.1-0.5 pt.wt., based on 100 pts.wt. of the modified silicone compound D, of (E) an organotin catalyst, and 0.05-0.2 pt.wt. of (F) water.