With regard to your lodging needs, there are three hotels in the immediate vicinity of the Galveston Island Convention Center and each are within walking distance from the Convention Center:
Hilton Galveston Island Resort (www.galvestonhilton.com), which is the closest hotel (approximately 50 steps from the Convention Center). The Galveston Hilton has reserved a block of rooms at the special price of $129 per night when booked by January 7th, 2018. To access the special group rate, remember to mention that you would like to book under the DMT Conference room block when making your reservation. If you’re making your reservation online, please enter the code "DMT2018” to receive conference pricing or use this direct link.
The San Luis Resort (www.sanluisresort.com) is located 2 blocks from the Convention Center and is about a 5 minute walk.
Holiday Inn Resort Galveston (www.galvestonholidayinn.com). This property is located about 2.5 blocks from the Convention Center and will be about a 5-10 minute walk.