Specials
Promotions and discounts at Sentinel Self Storage
Sentinel Self Storage: An Eastern States Group Company
Family-owned and operated for over 27 years
At Sentinel Self Storage, we’re committed to providing you with high-quality storage units at affordable rates.
Check this page often to find information about our current internet specials and discounts. Also, be sure to call your local Sentinel Self Storage location directly and ask about in-store specials.
We offer climate-controlled storage units, RV/boat parking, warehouse storage, and drive-up storage units at our DE, MD, NJ, and PA locations.
Special Offers and Savings on Storage Units
½ Month Free
Receive ½ off one month with a 6-month prepayment.
*Cannot be combined with any other offer. (Excludes parking)
1 Month Free
Receive one month FREE with a 12-month prepayment.
*Cannot be combined with any other offer. (Excludes parking)
Referral Coupon
Refer a friend to Sentinel Self Storage and receive $50 off your next month’s rent.
*Cannot be combined with any other offer