The City Choir of Washington Classical Concerts in Washington, D.C.

Shafer: Hymn to God the Father; O’Regan: Critical Mass; Mozart: Vesperae solennes de confessore K339. Numerical general-public admission unconfirmed. Subscription, concession, donation and free-parking benefits are not single-ticket prices. Fees and availability unconfirmed. One individually reviewed public physical classical performance in the 2026–2027 edition. Exact current primary identity/full date/main clock/physical venue required; no guessed end, unnamed cast, biography repertoire, private activity or virtual duplicate. New seasons, changed native IDs and moved performances require continuity review; a missing listing is not cancellation. Current full-year primary day/start and aware named Event metadata, not second/end 7-p.m. clock; named explicit physical room. Actual featured current soloists/organist/conductors/performing groups only, no composer/poet/Mercury/historical ruler, biographical teacher/colleague, private pupil data or unnamed competition winner. Current featured-artist role lists may be used; biographies not harvested. January no director inferred from generic staff. Known venue IDs reused. Private annual benefit excluded; public classical-led memorial concert distinguished from stand-alone participation sing. General adult admission unknown except explicit memorial free, no parking/child/virtual/package values.