The following is a list of events affecting Mexican television in 2021. Events listed include television show debuts, finales, and cancellations; channel launches, closures, and re-brandings; stations changing or adding their network affiliations; and information about controversies and carriage disputes.

This section needs expansion. You can help by adding to it. (June 2022)

• 31 December - Mexico's last English language television outlet, Border blasting station XHRIO-TDT in Matamoros, Tamaulipas, affiliated with the American-based The CW network, ceased operations after almost 42 years on the air.^[1]

Programs on-air

This list is incomplete; you can help by adding missing items. (June 2022)

1970s

• Plaza Sesamo (1972–present)

1990s

• Acapulco Bay (1995–present)
• Corazon salvaje (1993–present)
• Esmeralda (1997–present)
• La usurpadora (1998–present)

2000s

• Alma de hierro (2008–present)
• Big Brother México (2002-2005, 2015–present)
• Hotel Erotica Cabo (2006–present)
• Lo Que Callamos Las Mujeres (2001–present)

2010s

• 40 y 20 (2016–present)
• Atrapada (2018–present)
• Casa de las Flores (2018–present)^[2]
• Como dice el dicho (2011–present)
• El Chiapo (2017–present)
• La Voz… México (2011–present)
• Por amar sin ley (2018–present)
• México Tiene Talento (2014–present)
• Rubirosa (2018–present)
• Sin tu mirads (2017–present)
• Soltereo con hijas (2019–present)
• Valiant Love (2012–present)

• List of Mexican films of 2021
• 2021 in Mexico