WBRL-CD (channel 21) is a low-power, Class A television station in Baton Rouge, Louisiana, United States, serving as the local outlet for The CW. It is owned and operated by network majority owner Nexstar Media Group alongside Fox affiliate WGMB-TV (channel 44) and independent station KZUP-CD (channel 19); Nexstar also provides certain services to NBC affiliate WVLA-TV (channel 33) under joint sales and shared services agreements (JSA/SSA) with White Knight Broadcasting. The four stations share studios on Perkins Road in Baton Rouge; WBRL-CD's transmitter is located near Addis, Louisiana.
In addition to its own digital signal, WBRL-CD is simulcast in 1080i full high definition on WGMB's second digital subchannel (44.2) from the same transmitter site.