Premises and equipment. Premises and equipment increased $787,000, or 16.4%, to $5.6 million at December 31, 2020 from $4.8 million at December 31, 2019. The purchased assets of Mitchell Bank resulted in an increase of $1.0 million, primarily in land and buildings.
Other equity investments. Other equity investments increased $449,000, or 64.0%, to $1.3 million at December 31, 2020 from $780,000 at December 31, 2019. The increase resulted primarily from an increase in Bankers’ Bank stock of $248,000 and an increase in FHLB stock outstanding of $251,000.
Deposits. Deposits increased $9.2 million, or 4.26%, to $226.5 million at December 31, 2020 from $217.3 million at December 31, 2019. Non-interest-bearing checking accounts increased $31.1 million, or 149.9%, to $51.8 million from $20.7 million at December 31, 2019, interest-bearing checking accounts increased $4.0 million, or 57.0%, to $10.9 million at December 31, 2020 from $6.9 million at December 31, 2019, money market accounts increased $23.8 million, or 51.0%, to $70.5 million at December 31, 2020, compared to $46.7 million at December 31, 2019, statement savings accounts increased $19.6 million, or 158.7% to $32.0 million from $12.4 million at December 31, 2019 and health savings accounts increased $184,000, or 1.7%, to $10.9 million from $10.7 million at December 31, 2019. Partially offsetting these increases, certificates of deposit decreased $16.7 million, or 24.9%, to $50.2 million as of December 31, 2020 from $67.2 million as of December 31, 2019 and there was a decrease of 100% in stock offering subscription deposits of $52.6 million. Included in the certificates of deposit were brokered deposits of $1 million as of December 31, 2020 and $8 million as of December 31, 2019.
Borrowings. Borrowings, consisting entirely of FHLB advances, totaled $7.5 million at December 31, 2020 compared to $11.5 million at December 31, 2019. The aggregate cost of outstanding advances from the FHLB was 0.9% at December 31, 2020, compared to the Bank’s cost of deposits of 0.8% at that date.
Other liabilities. Other liabilities increased $66,000, or 4.4%, to $1.6 million at December 31, 2020 from $1.5 million at December 31, 2019.
Total Equity. Total equity increased $41.4 million, or 66.9%, to $103.3 million at December 31, 2020 from $61.9 million at December 31, 2019. The increase resulted primarily from $40.1 million of net proceeds from the stock offering which closed in January 2020 and net income of $1.8 million for 2020.
Comparison of Operating Results for the Years Ended December 31, 2020 and December 31, 2019
General. We had net income of $1.8 million for the year ended December 31, 2020, compared to net income of $1.6 million for the year ended December 31, 2019, an increase of $278,000, or 17.7%. The increase in net income was the net effect of an increase in net interest income after provision for loan losses of $745,000, or 9.0%, and an increase in noninterest income of $94,000, or 9.0%, offset in part by an increase in noninterest expense of $500,000, or 6.9%.
Interest and dividend income. Interest and dividend income decreased $106,000, or 0.9%, to $11.1 million for the year ended December 31, 2020 from $11.2 million for the year ended December 31, 2019. The decrease was primarily attributable to a $187,000 decrease in interest on loans, partially offset by an increase in interest on available for sale securities of $36,000.
Interest Expense. Interest expense decreased $1.2 million, or 42.0%, to $1.6 million for the year ended December 31, 2020, from $2.8 million for the year ended December 31, 2019. Interest expense on interest-bearing deposits decreased $1.0 million, or 41.3%, year to year. The average cost of our interest-bearing deposits decreased 52 basis points to 1.01% from 1.5%, while the average balance of interest-bearing deposits decreased by $17.6 million, or 11.0%, during the same period. Interest expense on borrowings, consisting entirely of FHLB advances, decreased $160,000, or 46.6%, to $183,000 during the year ended December 31, 2020 from $343,000 during the year ended December 31, 2019, as the average balance of borrowings decreased $2.2 million to $13.2 million for the 2020 period from $15.6 million for 2019, and the cost of borrowings decreased 81 basis points to 1.3% for 2020 from 2.1% for 2019.
Net Interest Income. Net interest income increased $1.1 million, or 12.6%, to $9.5 million for the year ended December 31, 2020 from $8.4 million for the year ended December 31, 2019. Average net interest-earning assets increased $46.0 million to $116.6 million for 2020 from $70.6 million for 2019. Our net interest rate spread increased to