sayreville population
Sayreville Â· Population. Question: What is the population of Sayreville? Answer: Sayreville, United States (Administrative unit: New Jersey) - last known population is â 45 300 (year 2014). This was 0.014% of total United States population. If population growth rate would be same as in period 2010-2014 (+1.47%/year), Sayreville population in 2018 would be: 47 975*.