Why not try couchsurfing? Either hosted by a local participant or organizer (ynhm2016@gmail.com) or through couchsurfing.com.
Otherwise, rooms in a variety of hostels, Bed & Breakfast or hotels are available in Paris at a range of prices and can be reserved through the usual channels. A succinct list is given below (prices are given as an indication, please note that VAT will change in France in 2015, and this is likely to lead to increasing prices)
Hostels:
- MIJE
- FIAP Jean Monnet, 30 rue Cabanis, 75014
- Young and Happy Hostels (~25€), 80 rue Mouffetard, 75005
- Oops Design Hostel, 50 avenue des Gobelins, 75013
- Cisp - Kellermann (~30€, including breakfast), 17 boulevard Kellermann, 75013
- BVJ Centre International Paris Quartier Latin, 44 rue des Bernardins, 75005 - Blue Planet Hostel (~25€), 5 rue Hector Malot, 75012
- La Maison des Mines et Pont et Chaussée, 270 rue St Jacques, 75005
- Maison Internationale - Cité Universitaire, 17 boulevard Jourdan, 75014
- Aloha Hostel, 1 rue Borromée, 75005
Bed & Breakfast:
- Good Morning Paris (~70€, 2 night min.), 43 rue Lacépède, 75005 ; www.goodmorningparis.fr- Une chamber en ville (~35€), 10 rue Fagon, 75013
Hotels:
- Hotel de la Place des Alpes 2* (~50€, breakfast 6€), 2 place des Alpes, 75013
- Libertel Gare de l'Est français 3* (~75€, breakfast 12€), 13 rue du 8 mai 1945, 75010 - Grand Hotel Voltaire 2* (~75€), 150 boulevard Voltaire, 75011
- Hotel Moulin Vert 2* (~65€), 74 rue du Moulin Vert, 75014
- Hotel Timhotel Place d'Italie Butte aux Cailles 2* (~68€), 22 rue Barrault, 75013
- Hotel de Blois (~75€), 5 rue des Plantes, 75014
- Hotel Stanislas 2* (~80€), 5 rue de Montparnasse, 75006
- Hotel des Mines (~90€), 125 boulevard St Michel, 75005
