When the COVID-19 pandemic hit in March 2020, Samantha Maisano Kelly’s need to move her family out of their tight apartment in a Hoboken brownstone became more urgent. “We were just casually looking, and then the pandemic kind of sped it up,” Kelly said. “We were outgrowing our apartment. “We had to start thinking about ‘What do we want overall for our family?’” Kelly is just one of over 20,000 Hudson residents who left the county during the first year of the COVID-19 pandemic. According to the U.S. Census Bureau, Hudson County saw the largest population loss statewide from April 2020 to July …