The rental cost for a quality Hidden Valley Lake portable toilet is determined by the scale of the toilet, its purpose, the date of when it will be rented and the duration of the rent. Renting a portable toilet during weekdays on a short-term basis can amount from $150 up to $250. However, this price fluctuates when the toilets will be rented over the weekend or during holidays. A standard portable toilet can cost from $160 to $290 over the weekend and holiday. A deluxe portable toilet can cost as much as $800 over the weekend and holiday. A portable toilet for handicapped people is estimated to be between $74 to $346 if rented on weekends and holidays.