2024 RG Accommodations



MainStay Suites Orange County

John Wayne Airport

2701 Hotel Terrace Drive

Santa Ana, California 92705

 +1  (714) 957-9200

Hotel exterior | Mainstay, Santa-ana CA Hotels

OC Mensa RG negotiated rate

King (1 king-size bed)  $142*/night plus tax
Double (2 double beds)  $152*/night plus tax

All rooms may have up to quad occupancy at these rates. (If more than four persons, there is a $15.00 charge per additional person per night.)

*The Orange County Mensa discounted rates will apply to reservations made through August 15, 2023.
After August 15, rates will be at the hotel’s Best Available Rate.

For the OC Mensa rate, reserve a room by phone: Reserve directly with the hotel by calling (714) 957-9200. Be sure to speak with the hotel’s Front Desk (not Reservations).  To receive the discounted rate, request the group rate for “Orange County Mensa.”

Cancellation policy: Sleeping rooms may be canceled up to 72 hours in advance without penalty.

The OC Mensa discounted rate is not available for online reservations on the hotel’s website or other third party websites.

Note: OC Mensa does NOT have any obligation that a specified number of sleeping rooms must be sold to attendees of our gathering. Therefore, if you can find an acceptable rate on your favorite site, feel free to use that site to make your reservation.

RG Attendees Staying at MainStay Suites

  • Complimentary full breakfast is available for each guest staying at the hotel.
  • Free parking.
  • Hotel offers a free shuttle from John Wayne Airport.


Well-equipped guest room | undefined - Hotel in Santa Ana, CAAccommodations 

  • Studio-style suites
  • Each room offers you a seating area
  • Queen-size sleeper sofa
  • Free Wi-Fi
  • HBO
  • Flat-screen TV
  • Full size refrigerator
  • Coffeemaker
  • Microwave


RG Attendees NOT Staying at MainStay Suites

Free parking until midnight each day of the RG.

Breakfast coupons may be purchased for $15.00 at the hotel registration desk.