First Bancorp (Nasdaq: FNLC), the Damariscotta-based parent company of First National Bank, reported a 6.3% increase in 2020 earnings to $27.1 million, a record amount. The company said Wednesday it had a 14% year-on-year increase in net interest income before loan loss provision, largely the result of a $269.3 million increase in earnings assets. Total assets as of the end of 2020 were $2.36 billion, up $292.4 million from a year earlier. Non-interest revenue before securities gains rose 21.5%, amid a 166.4% increase in mortgage banking and a 10.3% jump in wealth management, the bank said. It released its results after the close of trading on Nasdaq. "These accomplishments were made possible by the remarkable contributions of our entire team who worked diligently in supporting the company's customers and strategic vision over the past year," Tony C. McKim, the company's president and CEO, said in a statement. "I am very proud of their efforts."