Newport News, York County, Isle of Wight, James City County and Gloucester are growing, while Hampton, Williamsburg, Poquoson and Mathews are stable or shrinking, according to estimates released Thursday by the U.S. Census Bureau.Hampton lost 69 residents, shrinking by 0.05 percent to total 136,879.Population estimates can vary, though, depending on methodology. The University of Virginia's Weldon Cooper Center for Public Service estimates Hampton's July 1, 2014 population higher than the Census Bureau did, at 138,545, said Hampton spokeswoman Robin McCormick.