# ADA Scientific Sessions 2027 hotels: where to stay 18 to 21 Jun 2027, Friday to Monday · Walter E. Washington Convention Center, Washington, DC · Official block deadline: 3 Jun 2027 Independent guide Diabetes The Scientific Sessions are the American Diabetes Association's yearly conference on diabetes research, care and innovation. ADA calls it the largest diabetes conference in the world, with more than 12,000 researchers and clinicians each year. [More on the official site](https://professional.diabetes.org/scientific-sessions) ## Hotels by time to the hall The 5 hotels closest to **Halls A to E**, along a [route we calculated](https://venuenights.com/about/#method). The times below are to the nearest of the four entrances the convention center names. ### Closest to Halls A to E - **Courtyard Washington Downtown/Convention Center**: 2 min walk to Halls A to E (walking route). 901 L St NW - **Marriott Marquis Washington, DC** (Connected): 3 min walk to Halls A to E (walking route). Connected underground to the convention center; 1,175 rooms, per the venue - **Residence Inn Washington DC Downtown/Convention Center**: 3 min walk to Halls A to E (walking route). 901 L St NW - **The Westin Washington, DC Downtown**: 4 min walk to Halls A to E (walking route). 999 9th St NW - **AC Hotel Washington DC Convention Center**: 4 min walk to Halls A to E (walking route). 601 K St NW 27 hotels within a 15-minute walk of Walter E. Washington CC. Ranked by travel time only, no paid placement. Walking routes calculated on 20 Oct 2026 from [OpenStreetMap data](https://venuenights.com/about/#method). [All 27 hotels near the Walter E. Washington Convention Center](https://venuenights.com/walter-e-washington-convention-center/#hotels) Hotels a little further from the halls often cost less. The venue guide also lists [cheaper areas a short ride away](https://venuenights.com/walter-e-washington-convention-center/#cheaper). - **Housing opens 6 Jan 2027**: ADA housing with CMR opens on 6 Jan 2027 and closes on 3 Jun 2027; rooms go first come, first served. Compare here if the ADA hotels are full or too far. - **Shuttle pass with your room**: Book in the ADA block through CMR and you get a free shuttle pass; others can buy one for USD 75. - **Only CMR**: CMR and the ADA international groups department are the only official housing providers; report anyone else who contacts you. ## Getting around during ADA Scientific Sessions - **ADA shuttle**: Shuttles run between the ADA hotels and the convention center, except from hotels within walking distance; you show the pass on the way back. Routes come later. - **Airports**: Reagan National is 5 miles away, about 15 minutes by car; Dulles is 28 miles away, about 40 minutes. - **Metro**: The convention center sits atop Mt Vernon Sq/7th St-Convention Center station on the Green and Yellow lines, Events DC says. ## When to book for ADA Scientific Sessions - **From 6 Jan 2027**: ADA housing and registration open; rooms in the block go first come, first served. - **By 3 Jun 2027**: the ADA housing deadline. - **Arriving**: the meeting opens on Friday 18 Jun, so most people arrive on Thursday 17 Jun. ## ADA Scientific Sessions 2027 at a glance - **Dates**: 18 to 21 Jun 2027, Friday to Monday - **Registration**: Register on the [organizer's site](https://professional.diabetes.org/scientific-sessions). - **Housing dates**: Housing opens on 6 Jan 2027 and the housing deadline is 3 Jun 2027. - **Who attends**: Physicians, nurses, endocrinologists, cardiologists, dietitians and researchers; under-18s may not enter session rooms or the exhibit and poster halls, with exceptions for nursing mothers. This guide is independent and not part of ADA or its housing program. ## ADA Scientific Sessions hotel questions ### When are the ADA Scientific Sessions 2027? From Friday 18 to Monday 21 Jun 2027 at the Walter E. Washington Convention Center in Washington, DC. ### Who handles ADA hotel bookings? Convention Management Resources (CMR), ADA's official registration and housing provider. Reservations through other sites are not guaranteed by ADA. ### Do I need a shuttle pass? Not to ride from your hotel to the convention center, but you show it for the return trip. It is free with a room in the ADA block; otherwise it costs USD 75. ### Are all ADA hotels within walking distance? All hotels in the ADA housing block are within walking distance or on a shuttle route, ADA says. ## About this guide VenueNights is independent and not affiliated with the American Diabetes Association, CMR or the Walter E. Washington Convention Center. ### Sources - [Walter E. Washington Convention Center: venue history (Marriott Marquis connected underground, 1,175 rooms)](https://eventsdc.com/venue/walter-e-washington-convention-center/venue-history) - [ADA Scientific Sessions: home page (2027 dates, over 12,000 attendees)](https://professional.diabetes.org/scientific-sessions) - [ADA Scientific Sessions: hotel information (CMR, housing dates, walking distance or shuttle)](https://professional.diabetes.org/scientific-sessions/hotel-information) - [ADA Scientific Sessions: travel and transportation (shuttle pass, airports)](https://professional.diabetes.org/scientific-sessions/travel-transportation-information) - [ADA Scientific Sessions: FAQ (children)](https://professional.diabetes.org/scientific-sessions/frequently-asked-questions) - [Walter E. Washington Convention Center: getting there (Metro station)](https://eventsdc.com/venue/walter-e-washington-convention-center/getting-there) > Markdown version of https://venuenights.com/events/ada-scientific-sessions/ for AI assistants and agents. Times and texts are the same as on the page; hotel prices and availability are live on the page through booking partners, so this file has no booking links.