Mortgage balances grew by 8% and savings balances were up 9% last year, compared with market growth of 3% and 4% respectively.
Mortgage assets increased by £3.0bn to £42.2bn which is more than twice the rate of the market.
The society now has more than two million members and total assets of £49.5bn.
In 2019, 82% of the team members at the Coventry were actively involved in volunteering, fundraising or raising awareness for local charities and community groups.
Mark Parsons, chief executive at Coventry Building Society, said: “We are a growth business and have continued to outpace a highly competitive market.
“I want to thank our intermediary partners who have played a big part in the strong performance we’ve announced today.
“We’re particularly pleased that our Net Promoter Score, as rated by brokers, was a very high +85, reflecting the energy and commitment we put into our mortgage service and proposition.
“Our continued investment in this area and absolute focus on the needs of our intermediary partners is a proven combination that will help sustain our mortgage growth into the future.”
