Out of these, 14,845 people applied electronically and 17,057 did so at their local parish.
Most people registered from the local Rēzekne-Aglona diocese (16,697) followed by 10,255 in Rīga.
The total number includes 919 people from Abroad, mostly from Belarus, Russia, Poland, Lithuania and other countries.
On September 24 Pope Francis will visit Latvia as part of his September 22-25 Baltic visit. The Holy Mass at the Basilica of Aglona is likely to be the central event of the visit. It will start at 4.30 p.m. but attendants are invited to arrive by 3:30 p.m.
September 24 has been pronounced a national holiday in Latvia.