The calls in Fairfield included 13 fires - eight structure fires, four vehicle fires and one other fire.
In all, the department saw $37,650 in fire loss - or about $2,896 per fire.
The department also received 26 false calls.
Two fire service members were injured in fire-related incidents.
The Fairfield Firefighters' Pension Fund, which has five active employees and two retired or inactive employees, was $117,788 in debt as of April 2016, according to the fund's mandated filings with the Illinois Department of Insurance. That amounts to $9,061 for every fire in 2016.