Anticancer activity test of the ethanol extract of sponge Hyrtios erecta from Pari Island beach (Jakarta) has been conducted. Extraction of the sponge was carried out by 70% ethanol at room temperature. Toxicity screening test was carried out based on Bhrine Shrimp Lethality Test (BSLT). Invitro anticancer activity test of the extract was carried out using HeLa cell line. Based on the results, it was found that ethanol extract of Hyrtios erecta sponges has anticancer activity with LC50 of 26.35 ppm.