B-21 Storage
Clean, secure self-storage and indoor RV storage in Box Elder, SD, rated 5.0 by 45 Google reviewers.
Box Elder, SD
Boat Storage in Box Elder, SD
Box Elder gives you two indoor boat storage facilities, and both come rated 5.0 by the people who use them. That is a small field, so it pays to know what each one offers before you call. This corner of Pennington County sees real winter, and indoor space keeps a hull out of the snow, hail and summer sun that wear on gelcoat and covers.
Discover Boat Storage in Box Elder, SD
2Facilities listed
5.0★Average Google rating
124/7 gate access
5More within 30 miles
Facilities in Box Elder
Storage City Self Storage-Muledeer
Locally owned Box Elder storage with indoor RV and boat space, cameras, and climate-controlled units.
Nearby options
Within a short drive of Box Elder. Many owners store a town or two away to save on the monthly rate.
FOX DEN STORE-IT, LLC - Rapid City I-90
Secure RV storage off I-90 in Rapid City with 24-hour access, cameras, and staff reviewers call friendly.
Morris Lane RV & Boat Storage
Groomed-field outdoor RV and boat storage off a quiet road in Rapid City, minutes from Hwy 44 and the airport.
Storage City Self Storage
Locally owned Rapid City storage with indoor RV units, gated access, and a 4.8-star rating from 169 reviews.
Rapid City RV & Boat Storage
Gravel RV and boat storage 1.3 miles from I-90 on Deadwood Avenue, open 24/7 with a rental app.
FOX DEN STORE-IT, LLC - Rapid City: Moon Meadows
Clean, secure storage units in Rapid City's Moon Meadows area with friendly staff and paved lot.
What the two facilities offer
B-21 Storage carries 45 reviews and a 5.0 rating, which is a lot of feedback for a town this size. It handles indoor, boat and vehicle storage, and it is climate-controlled. The feature list includes a gate, cameras and 24/7 access, so you can pull in after a late day on the water. Storage City Self Storage-Muledeer is smaller by volume, one review and a 5.0, and it also runs indoor, boat and climate-controlled space with cameras on site. Both are indoor, so your boat sits under a roof either way. Ask about door height and aisle width if you run a tall tower or a wide trailer.
Why indoor matters here
South Dakota weather does not go easy on a boat. UV breaks down vinyl and gelcoat over a few summers, and hail does not care how good your cover is. Indoor space takes both out of the equation. Climate control goes a step further by holding conditions steady through freeze and thaw, which helps with moisture inside the hull and with anything rubber or vinyl that cracks when it gets cold. If you store over winter, pull the battery and keep it on a maintainer, drain the block on an inboard, and check that the facility's gate hours fit your schedule. Only one of the two here advertises 24/7 access, so confirm before you assume.
Getting there and nearby water
Box Elder sits just east of Rapid City, which puts you close to the Black Hills and a short drive from several lakes and reservoirs. That makes it a practical base if you tow west for the weekend and want the boat put away when you get home. With two facilities in town and five more nearby, you have room to compare. Read the reviews, then call and ask about access hours, camera coverage and how they handle a boat that needs to sit for months. Insurance is worth a check too: confirm your policy covers the boat while it is stored off your property, and ask the facility what they require.
More ways to store in Box Elder
Nearby cities
- Rapid City, SD (5 listed · 6 mi)
- Black Hawk, SD (1 listed · 13 mi)
- Hill City, SD (1 listed · 28 mi)
- Spearfish, SD (1 listed · 48 mi)
RV storage guides
Research & data
Questions people ask
How many boat storage facilities are in Box Elder?
Two. Both are indoor and both have a 5.0 rating. If neither fits, there are five more facilities nearby to check, which gives you some room to compare access hours and features.
How many of the Box Elder facilities offer 24/7 gate access?
One of the two. B-21 Storage lists 24/7 access along with a gate and cameras. Storage City Self Storage-Muledeer does not list 24/7 access, so confirm its hours before you plan a late return.
Is climate-controlled boat storage available in Box Elder?
Yes. Both facilities in town are climate-controlled, along with being indoor and set up for boats. That steady environment helps with moisture and with vinyl and rubber that suffer in hard freezes and hot summers.
What should I ask before booking indoor space?
Ask about door height and aisle width for your tower and trailer, gate hours, camera coverage and whether they require proof of insurance. Pull the battery for winter, drain an inboard, and check that your policy covers the boat while it sits off your property.