Orpheus Choir of North Hertfordshire - Based in Herts with 20 to 30 singers who rehearse and perform a wide range of choral music. - http://www.logical.btinternet.co.uk/orpheus.html
Welwyn Garden City Music Society - The society supports both a 70 voice choir and an 25 player orchestra. Concert schedule, membership, Welwyn Garden Singers, photos. - http://www.wgcms.org.uk/
St. Alban's Choral Society - Ensemble of about 90 singers that perform major choral works. Herts. Concert schedule, reviews. - http://www.choralsociety.com/
St. Albans Bach Choir - Founded in 1924. Concerts, music director, sponsorship, membership information, members' section. - http://www.stalbansbachchoir.org.uk/
Royston Choral Society - About 40 non-auditioned amateur singers performing a wide variety of choral music in three concerts a year. Concert schedule, overview, press releases, and how to join. - http://users.breathe.com/roystonchoralsociety/
The Hertfordshire Chorus - Choir of 150, with smaller groups to sing for weddings and functions. News, events calendar, membership information, repertoire, tours and commercial recordings. - http://www.hertfordshirechorus.org.uk/