population of newport rhode island
Population of Newport County. Last official estimated population of Newport County was 83,158 (year 2014)[1]. This was 0.026% of total US population and 7.9% of total Rhode Island state population. Area of Newport County is 313.6 miÂ² (=812.2 kmÂ²), in this year population density was 265.18 p/miÂ². If population growth rate would be same as in period 2010-2014 (+0.08%/yr), Newport County population in 2017 would be 83,361 .