data macau 2021With a population of about 710,000 people and a land area of 32.9 km2 (12.7 sq mi), it is the most densely populated region in the world. Macau. . SpecialPreliminary results of the 2021 Population Census released by the Statistics and Census Service (DSEC) indicated that the total population of Macao was 682,100 in August