Melton Building Society increased gross mortgage lending by 8% to £339m in 2016.
The society completed £76m of new advances during the year, while it bolstered its capital reserves slightly by £1m to £36m.
Martin Reason, chief executive of the Melton, said: “Our strong financial performance reflects the excellent progress we have made in delivering great value products as evidenced by our regular appearance in national best buy tables and recognition in three industry awards.
“We continue to invest in the future, developing our core systems to support operating efficiency and investing in our employees to ensure we deliver great service for all our customers. In 2017 we embark on a project to provide improved online services to retail customers.”
The Melton has branches in Grantham, Oakham and Melton Mowbray.