It depends which country you're in. In the UK - you have to be at least 18 years of age. This is because (a) you cannot work nights, and (b) it's illegal for you to serve a customer with alcohol if you're under 18.
18
In Oregon, you must be 18 years old to reserve a hotel.
The legal age required to book a hotel room varies by location, but in most places, you must be at least 18 years old to book a hotel room.
You must be 21 years of age to check into a Marriott property
I believe to get a room at the Marriot in addition to most hotels you must be 21.
Legally you must be 18 years of age to make a legal contract which, technically, is what renting a hotel room is.
I work at a hotel in New Hampshire. States law is 21 years or older!
You must be sixteen
The habbo hotel requirements are: Adobe Flash Player Installed & updated Javascript enabled But you must be at least 13 years of age to play
You must be 18 or older
You must be sixteen years of age +
The minimum age to work for a hotel is 16, but most places will only hire those of 18 yrs and old due to the general maturity of 16 yr. olds