Grantsville: (301) 895-8121

Browse Our Sales Lots 24 Hours a Day. Learn More.

Lavale: (301) 895-8066

Quality Sheds Built To Last.

  • Made Locally, Right Here In Maryland
  • Industry Leading Warranty
  • Delivered in 4-6 Weeks
  • Engineer Certified Buildings
5 Year Warranty
Engineer Certified Buildings
Limited Lifetime Warranty
Free Delivery & Setup
90 Days Same as Cash on Rent To Own

Why Choose Cassleman Sheds?

We build premium, engineer-certified sheds, barns, garages and other portable structures that are affordable and built to last.

At Casselman Sheds, we’re acclaimed for providing unmatched quality in premium storage buildings that are designed to compliment and enhance the style of your home & backyard. From simple Utility Sheds, to Lofted Barns, Mini Barns and even Garages or Animal Shelters, we have the right building for your needs and budget.

Utility sheds in Sailsburg, Pa

Unmatched Quality

Our reputation depends on our commitment to exceeding your expectations. That shows in every building we build and deliver.

Flexible Financing

Whether you are paying for your new shed or barn outright or would like to take advantage of our multiple ways to pay, we've got you covered.

Delivery & Setup

We guarantee a hassle-free, efficient delivery. Our installers deliver and level your shed even if your installation site is up to 2ft out of level!

Need A Bigger Storage Shed?

Customize your new shed or barn and make it your own! We have sizes available from 8×8 all the way up to 24×40 so you’re guaranteed to find the right shed at the right price.

Our Lineup of Sheds, Barns & Garages

Every single one of our Engineer-Certified buildings are configurable with a number of custom options that truly make it your own. If you supply anchors during installation, your building is guaranteed to be certified for Ground Snow Load & Wind Load as defined by local requirements.


In addition, a  standard set of engineered plans are available upon request after your place your order. Even if you order something custom, we employ a full-time engineer so your certified plans are turned around quickly!

Some of the many applications for our portable buildings include:

  • Home Office
  • Workshop & Playhouse
  • Feed & Tack Storage
  • All-Purpose Storage
  • Home & Garden Shed
  • And Much More

Delivery Options

Free setup and delivery.

  • Up to 30 miles.
  • Over 30 miles at a nominal charge.
  • Includes leveling the building up to two (2) feet.
  • Delivery is typically within 4 to 6 weeks.

Browse On Your Terms

Lots Open 24-Hours

24 / 7 / 365

We understand you might not want to shop for your new shed or portable building with a salesperson pressuring you. At Casselman Sheds, that doesn’t happen anyway, but we keep our lots available and open 24 hours for you to browse our build quality without any pressure whatsoever.