The distinction that matters most is not printed on any menu. A dedicated gluten-free bakery has no wheat in the building, which is what coeliac disease actually requires. A bakery selling a gluten-free item may be excellent and still share an oven, a bench and a dusting of flour with everything else. Both are here, because both are useful — but they are different promises, and we only call a kitchen dedicated when the bakery says so itself.
Posh Pop on the Upper West Side is unusually direct about who it bakes for: their products are "safe and satisfying for those with celiac disease and gluten sensitivities or allergies". That is a statement about what they make rather than about the room, which is the level most bakeries stop at. The cinnamon roll is their signature rather than an accommodation.
Denver is the strongest gluten-free city on this map. Moore. describes its whole bakery as gluten free and "Celiac Safe", and runs a second location in Lakewood. Crestone in Westminster is a dedicated gluten free bakery. A third Denver spot, Blue Hummingbird, sells a gluten-free cinnamon roll tray but publishes no whole-kitchen claim we could find, so we have not called it dedicated.
Pu'uwai Aloha calls itself Oahu's only dedicated gluten-free bakery, and lists a Sweet Cinnamon Roll on the menu. It is dairy-free as well: they state plainly that they use no wheat flour and no dairy butter or milk in anything they bake.
Two kitchens that rule out a great deal more than gluten. Harmony in Baltimore says its kitchen is "100% vegan, gluten-free and soy free", and the cinnamon bun still arrives under cream cheese frosting. Blooming Lotus in Milwaukee is free of grain, gluten, egg, dairy, cane sugar, oils, soy and yeast — which reads like a list of absences until you taste one.
Three outside the United States. Bunner's in Toronto is dedicated and says so: "everything we sell is vegan, dairy-free, egg-free, gluten-free." For Emma in Aarhus bills itself "Gluten- og laktosefri" — gluten and lactose free — and its own copy reads "vi bager kun naturligt glutenfrit", we bake only naturally gluten-free. Chök in Barcelona is the one to check before you go: the "100% sin gluten" claim comes from the brand's gluten-free arm, and we could find no page confirming it for the Carrer del Carme shop in particular, so treat it as a brand-level claim rather than a confirmed dedicated kitchen.
Little Blue Bakehouse in Raleigh is the case worth understanding, because it sits between the two. The rolls are not Little Blue's: they come from Sweet Nothings, a baker sharing the counter whose own section of the menu reads "All items from this bakery are EXCLUSIVELY gluten free!" That guarantees the item, not the room — Little Blue sells its own non-gluten-free things from the same premises. If you are coeliac, this is the kind of arrangement to ask about rather than assume.
Then the gluten-free item from a shared kitchen, where timing can matter as much as the menu. Mister Nice Guy's in Melbourne lists its cinnamon bun as (V) (GFO) — vegan, gluten-free optional. The Bread Pedalers in West Allis bakes gluten-free rolls on Fridays and the original on Saturdays, so the day you turn up decides what you get. Hail Snail in Portland offers a gluten-free version of its classic. Each roll is real; each kitchen is shared.