Simplify the following text for a Grade 4 native English-speaking person.
Original: According to the 2000 U.S. Census , the population was 117,743 , while a July 1 , 2005 , estimate placed the population at 143,105 , an 18 % increase making it the 84th fastest growing county in the United States between 2000 and 2005 .
Simplified: As of 2005 , the population is 143,105 .