Port St. Lucie, located in St. Lucie County, Florida, is the second youngest city on the Treasure Coast but is the biggest. Port St. Lucie also surpassed Fort Lauderdale in 2015 in becoming the third most populous city in Florida. Additionally, it has become the eighth largest city in Florida. In 2019, PSL ranked #18 "Safest Place to Live in the US" and as the 23rd "Most Desirable Place to Live in the US" by US News. Also, personal finance website GOBankingRates ranked PSL as the #8 "Southern City Where Business is Booming and Salaries are Rising." The awards and accolades keep coming in. So... why haven't you moved here, yet?