Common names: eastern diamondback rattlesnake, eastern diamondback, more. Crotalus adamanteus is a pit viper species found in the southeastern United States. It is the heaviest though not the longest venomous snake in the Americas and the largest rattlesnake. No subspecies are currently recognized.
Population of Maricopa County. Last official estimated population of Maricopa County was 3,823,609 (year 2014)[1]. This was 1.199% of total US population and 56% of total Arizona state population. Area of Maricopa County is 9,224.4 miÂ² (=23891.1 kmÂ²), in this year population density was 414.51 p/miÂ². If population growth rate would be same as in period 2010-2014 (+0.04%/yr), Maricopa County population in 2017 would be 3,828,485 .
Our latest estimate puts the population of Arizona at 6,927,347 in 2016. This shows growth of about half a million from the official 2010 census results, which recorded a population of 6,392,017. From 1990 to 2000, Arizona was the second fastest growing state, increasing it's population by nearly 40 percent.