This study aims to analyze economic growth as a moderating variable in firm value determination of the property and real estate sub-sector companies listed on the IDX. The independent variables used in this study are Return on Assets (ROA), Long Term Debt to Assets Ratio (LTDAR), Dividend Payout Ratio (DPR), and Sales Volume. Firm value in this study is proxied by Market Value Added (MVA). This study uses a quantitative approach and secondary data. The population of this study was 48 property and real estate sub-sector companies listed on the Indonesia Stock Exchange in 2012-2018, the sample selection was carried out by purposive sampling method so that a sample of 17 companies was obtained. The analytical method used is Moderated Regression Analysis (MRA). The results show that ROA and sales volume have a partial effect on firm value, LTDAR and DPR partially have no effect on firm value. The moderating variable used can strengthen the relationship between X and Y. The economic growth variable cannot moderate the ROA, LTDAR and DPR variables on firm value and can only moderate the sales volume variable on firm value