Where do these release dates come from?

From TCGplayer's catalog, which lists each set with its release date as soon as presale products go up. The page refreshes every night, so a newly announced set appears once TCGplayer lists it.

Pokémon TCG release dates

No release dates are listed right now.

Every upcoming and recent English set below, from TCGplayer's catalog, with links to live prices.

Upcoming sets

No upcoming English set is listed on TCGplayer yet.

Recent releases

Set	Released	Prices

Questions people ask

When is the next Pokémon card set coming out?: No release dates are listed right now.
Where do these release dates come from?: From TCGplayer's catalog, which lists each set with its release date as soon as presale products go up. The page refreshes every night, so a newly announced set appears once TCGplayer lists it.

New sets

Know before the next set drops

The Lab Letter, every Sunday: presale prices against MSRP and the week's biggest movers. Free. See last Sunday's Letter.