The Kentlands Mansion will host an evening of choir music as part of its “Music at the Mansion” concert series. Chamber choirs Carmina and Illuminare will perform songs from the Middle Ages through the Baroque period on Dec. 14.

The performance will begin at 8 p.m. at 320 Kent Square Road, Gaithersburg. Admission is $23 for Gaithersburg residents and $25 for non-residents. Tickets are on sale at the Arts Barn Ticket Office, 311 Kent Square Road, by phone at 301-258-6394 and online at gaithersburgmd.gov/kentlandsmansion.