Portable Storage BUILDINGS in Greenbrier, TN

We offer a complete range of high-quality storage buildings and backyard structures, designed to meet your storage and workshop needs while enhancing the curb appeal of your home and property. We are committed to delivering the best storage sheds and portable buildings, crafted with exceptional workmanship and meticulous attention to detail.

Our employees are the heart of our company, fostering long-term relationships and developing into master craftsmen in their trade, ensuring you receive nothing but the best.

Shed Styles

The Painted Cabin

Wooden shed with brown doors, window, and a black roof, set on grass.

The Painted Cabin: Durable & Customizable Gable Shed

The Painted Cabin offers a perfect mix of charm and function.

Built with durable 50-year LP Smartside and 2×6 treated floor joists, this gable shed is made to last.

Featuring 6” eave and gable overhangs, a 72” double door with keyed lock, and one window, this cabin provides both security and comfort.

Customize this gable shed with your choice of shingles or a metal roof, and enjoy reliable quality that stands the test of time.

SIZES PRICES
8×12 N/A
8×16 N/A
10×12 N/A
10×16 N/A
10×20 N/A
12×16 N/A
12×20 N/A
12×24 N/A
12×28 N/A
12×32 N/A
14×20 N/A
14×24 N/A
14×28 N/A
14×32 N/A
14×36 N/A
14×40 N/A
14×44 N/A

Lofted Barn Shed

A small blue and brown barn-style shed with a porch and dark door.

Lofted Barn: Maximize Your Storage Space

The Lofted Barn offers extra storage with its spacious design and two 4′ lofts, perfect for maximizing vertical space.

Built with durable 50-year LP Smartside, 2×6 treated floor joists, a 72″ double door with keyed lock, and a window, this gambrel shed is both practical and secure.

Customize this lofted barn shed with your choice of shingles or metal roof to match your style and needs.

SIZES PRICES
8×12 N/A
8×16 N/A
10×12 N/A
10×16 N/A
10×20 N/A
12×16 N/A
12×20 N/A
12×24 N/A
12×28 N/A
12×32 N/A
14×20 N/A
14×24 N/A
14×28 N/A
14×32 N/A
14×36 N/A
14×40 N/A
14×44 N/A

Carriage House

Gray shed with stone facade and gray trim, blue sky.

Carriage House: Elegant and Functional Storage

The Carriage House combines classic charm with modern practicality, featuring a steep 6/12 roof pitch and durable 50-year LP Smartside.

This backyard cottage shed offers flexible door options, including 72” double carriage doors or a 36” single carriage house door, both with keyed locks.

With multiple windows, including a 4″x21″ gable window, this structure enhances both style and functionality.

Customize this cottage shed with your choice of shingles or a metal roof to suit your needs.

SIZES PRICES
10×12 N/A
10×16 N/A
10×20 N/A
12×16 N/A
12×20 N/A
12×24 N/A
12×28 N/A
12×32 N/A
14×20 N/A
14×24 N/A
14×28 N/A
14×32 N/A
14×36 N/A
14×40 N/A
14×44 N/A

Carriage House Garage

Brown and tan shed with garage door, windows, and a metal roof, set on green grass.

Carriage House Garage: Stylish and Practical Garage Shed

The Carriage House Garage blends classic elegance with modern utility, featuring a steep 6/12 roof pitch and durable 50-year LP Smartside.

It’s a stylish shed with a garage door and a 36” single carriage house door with a keyed lock for added versatility.

With multiple windows, including a 4″x21″ front gable window, this garage shed is perfect for both storage and workspace needs.

Customize with your choice of shingles or a metal roof to complete the look.

SIZES PRICES
10×12 N/A
10×16 N/A
10×20 N/A
12×16 N/A
12×20 N/A
12×24 N/A
12×28 N/A
12×32 N/A
14×20 N/A
14×24 N/A
14×28 N/A
14×32 N/A
14×36 N/A
14×40 N/A
14×44 N/A

Studio Shed

Brown and white shed with double doors and windows on grass.

The Studio Shed: Stylish Storage or Work Space

The Studio Shed offers a sleek and functional design perfect for an additional storage area, workspace, or art studio.

Built with 50-year LP siding and 2×6 treated floor joists, it’s engineered for durability.

Our backyard studio sheds feature 72″ double carriage house doors with a keyed lock, large windows with shutters, and 12″ eave and gable overhangs.

With customizable wainscoting options, this studio shed combines style and practicality to suit any purpose.

SIZES PRICES
8×12 N/A
8×16 N/A
8×20 N/A
10×12 N/A
10×16 N/A
10×20 N/A

Quaker Cabin

Tan shed with green roof and shutters on a grassy lawn under a blue sky with clouds.

Quaker Cabin: Classic Design, Practical Features

The Quaker Cabin blends traditional charm with modern functionality, making it a versatile addition to any property.

Built with 50-year LP Smartside, 6″ eave and gable overhang, and 16″ front overhang, this cabin offers both durability and style.

Featuring a 72″ double door with a keyed lock and one window, it offers security and natural light.

Customize your look with the choice of shingles or a metal roof, and optional Board & Batten siding for an added touch of elegance.

SIZES PRICES
10×12 N/A
10×16 N/A
10×20 N/A
10×24 N/A
10×28 N/A
10×32 N/A
10×36 N/A
12×16 N/A
12×20 N/A
12×24 N/A
12×28 N/A
12×32 N/A
12×36 N/A
12×40 N/A

Cheyenne

A two-story gray shed with white trim, double doors, and windows on green grass under a blue sky.

Cheyenne: Old West Charm with Extra Storage

The Cheyenne combines Old West-inspired roof design with practical features.

It includes a 72″ double carriage house door and a 36″ single carriage house door, both with keyed locks, along with 2 standard 2×3 windows and a small exterior loft door.

The 6″ eave and gable overhangs add extra protection and style, while the full-length loft offers additional storage.

Customize with shingles or a metal roof for the perfect finishing touch to this spacious and versatile structure.

SIZES PRICES
14×16 N/A
14×20 N/A
14×24 N/A
14×28 N/A
14×32 N/A
14×36 N/A
14×40 N/A
14×44 N/A

Ponderosa

White tiny house with a front porch, black railing, and a metal roof.

Ponderosa

The Ponderosa shed is a versatile and stylish structure that seamlessly combines charm with functionality. Ideal for use as a home office, tiny home shell, or an elegant backyard storage shed, this shed offers endless possibilities. Standard features include charming porch railings and shutters, adding a touch of sophistication to its practical design. Perfect for those seeking a blend of aesthetic appeal and utility, the Ponderosa shed is a standout choice for any outdoor space.

SIZES PRICES
14×30 N/A
14×34 N/A
14×38 N/A
14×42 N/A
14×46 N/A
14×50 N/A

Mountaineer

Small, tan cabin with black metal roof and porch, stone accents, and black railing.

Mountaineer: Rustic Cabin With Porch Style

The Mountaineer showcases an Old Time Cabin Design with a 4′ front porch and iron railing, perfect for relaxation.

Built with 50-year LP Smartside, 6″ eave and gable overhangs, and 72″ double carriage house doors with a keyed lock, it offers both durability and charm.

Complete with 4 standard 2×3 windows and a 36″ single carriage door, this structure is ideal for those seeking a blend of classic style and modern convenience.

SIZES PRICES
14×16 N/A
14×20 N/A
14×24 N/A
14×28 N/A
14×32 N/A
14×36 N/A
14×40 N/A
14×44 N/A

Timber Frame Shed

Gray tiny house with black trim, covered porch, and wooden deck.

Timber Frame Shed

Bring timeless craftsmanship to your backyard or lake property with our stunning Timber Frame Shed. Designed with a 6/12 roof pitch and a charming 4-foot porch, this shed offers the look and feel of a cozy cabin while delivering the durability you expect from Twin City Barns. The exposed timber frame construction gives it a warm, rustic appeal, making it as attractive as it is functional. Whether you need extra storage, a hobby space, or the perfect weekend retreat, this shed combines practicality with beauty for a structure that feels right at home anywhere.

SIZES PRICES
12×20 N/A
12×24 N/A
12×28 N/A
12×32 N/A
14×20 N/A
14×24 N/A
14×28 N/A
14×32 N/A
14×36 N/A
14×40 N/A
14×44 N/A

Wilderness

Small wooden shed with stone veneer and porch. Brown wood with a gothic door, two windows, and dark roof.

Wilderness: Cozy Cabin Retreat

The Wilderness features a 6′ porch with an arched beam and a 36″ round top entry door with a keyed lock, making it perfect for a peaceful retreat.

Built with 50-year LP Smartside, 6″ eave and gable overhangs, and stone wainscot, this cabin offers both durability and rustic style.

With customizable roof options and plenty of windows, it’s ideal for any outdoor setting.

Note: The 6′ Wilderness porch is included in the length of your building, interior space is 6′ less than the normal building length.

SIZES PRICES
12×20 N/A
12×24 N/A
12×28 N/A
12×32 N/A
14×20 N/A
14×24 N/A
14×28 N/A
14×32 N/A
14×36 N/A
14×40 N/A
14×44 N/A

Urban Shed

Gray storage shed with a metal roof, brown door, and off-white trim sits outdoors.

Urban Shed

Urban Shed: Sleek and practical, the Urban Shed is tailored for smaller yards with sizes up to 8×12. Its lower side walls provide a cost-effective solution for your storage needs. Available in two models: the Urban Shed with a classic gable roof and the Urban Side Shed featuring a single-slope roof. Both come standard with 6″ overhangs and sturdy 3/4″ flooring, delivering durability and value in a compact, stylish package.

SIZES PRICES
6×8 N/A
6×12 N/A
8×8 N/A
8×12 N/A

Outdoor Pavilion

Brown gazebo structure on a trailer, set outdoors on grass. Metal roof, black railing, and wooden posts.

Elegant and Durable Outdoor Pavilions

Our Pavilions offer a perfect outdoor living space, combining durability and style.

Built with 50-year LP Smart Side and featuring Fortress Iron Railing, these outdoor pavilions are designed for long-lasting beauty.

The covered ceilings help keep out birds, making them an ideal addition to any backyard or outdoor gathering area.

SIZES PRICES
10×12 N/A
10×16 N/A
10×20 N/A
12×12 N/A
12×16 N/A
12×24 N/A
12×28 N/A
12×32 N/A

Greenhouse

Small greenhouse with white trim and gray panels on a gravel lot under a blue sky.

Greenhouse

Greenhouse: A gardener’s paradise, this Greenhouse is designed for durability and convenience. Featuring robust 8mm Lexan walls and roof, it ensures optimal light and long-lasting protection. The plug-and-play electrical package includes an exhaust fan for excellent ventilation. Equipped with a potting bench, wire shelves for ample storage, and a sturdy 5/4″ treated floor, this greenhouse shed blends practicality and durability to elevate your gardening experience.

SIZES HEIGHTS PRICES
8×12 6 N/A
8×16 7.3 N/A
10×12 7.3 N/A
10×16 7.3 N/A

Outdoor Dog Kennel

A beige dog kennel with three wire cages, under a roof, set on gravel. Overcast sky in the background.

Dog Kennel: Durable, Secure, and Functional

This outdoor Dog Kennel provides a perfect solution for pet owners with features like chain link dog runs, climate-controlled interior boxes, and a convenient storage-feed area.

With both side and end orientation options, the dog shed can be customized to meet your needs.

SIZES PRICES
8×16 (1 Run Kennel with end orientation) N/A
8×16 (2 Run Kennel with end orientation) N/A
12×16 (3 Run Kennel with end orientation) N/A
14×16 (4 Run Kennel with side orientation) N/A
14×20 (5 Run Kennel with side orientation) N/A

Horse Run-in Shed

Wooden shed with a red roof, on a green field under a blue sky.

Horse Barn/ Run-in Shed: Durable Shelter for Your Horses

The horse shelter is designed for durability and comfort, featuring a 16″ front overhang, 6″ gable overhangs, and ¾” plywood-lined stall areas.

The horse run-in shed includes 2×2 wooden window openings for ventilation and a 36″ door with keyed lock for security.

Tack Room Features

The optional 6′ wide tack room offers practical storage, available in widths of 10′ and 12′, depending on your horse shelter.

It comes with a 36″ standard door with a keyed lock and provides extra space for feed and equipment without adding to the barn’s footprint.

HORSE RUN-IN PRICES HORSE STALL BARN PRICES
10×12 N/A 10×12 N/A
10×16 N/A 10×16 N/A
10×20 N/A 10×20 N/A
10×24 N/A 10×24 N/A
10×28 N/A 10×28 N/A
10×32 N/A 10×32 N/A
10×36 N/A 10×36 N/A
12×12 N/A 12×12 N/A
12×16 N/A 12×16 N/A
12×20 N/A 12×20 N/A
12×24 N/A 12×24 N/A
12×28 N/A 12×28 N/A
12×32 N/A 12×32 N/A
12×36 N/A 12×36 N/A
12×40 N/A 12×40 N/A

Chicken Coop

Brown chicken coop with three windows, a nesting box, and a doorway, on grass.

Chicken Coop

Pamper your chickens with this luxurious Chicken Coop, blending top-notch quality with exceptional functionality. Ideal for both rural farms and urban backyards, it offers everything your flock needs. Standard features include an external lid for easy nesting box access, a roost, a dedicated chicken door, three windows for ventilation and light, and a durable metal roof, ensuring comfort and convenience for your chickens.

SIZES PRICES
6×8 N/A
8×8 N/A

Carports

Carports: Affordable, Reliable Protection

A carport from Twin City Barns offers a durable, cost-effective solution for protecting your vehicle, equipment, or outdoor space from the elements. Unlike traditional wooden structures, metal carports are resistant to rot, pests, and warping, making them a low-maintenance option that stands the test of time. They provide excellent protection from sun, rain, snow, and hail, helping extend the life of your vehicle and reducing weather-related wear and tear.

Our carports are available in a variety of sizes and styles, and they can be customized to fit your needs — whether you’re covering a single car, an RV, farm equipment, or even creating a shaded patio area. Installation is typically quicker and more affordable than building a full garage, and many metal carports are designed to be portable or expandable. With their strength, adaptability, and long-term value, a carport from Twin City Barns is a smart investment for both homeowners and businesses.

A large metal barn with a red roof, protecting a trailer and RV, under a clear blue sky.

Standard 12′-24′ Metal Buildings

Standard side height: 6′

HORIZONTAL ROOF SIZES

12×21 18×21 20×21 22×21 24×21
12×26 18×26 20×26 22×26 24×26
12×31 18×31 20×31 22×31 24×31
12×36 18×36 20×36 22×36 24×36

VERTICAL ROOF SIZES

Same as horizontal roof sizes PLUS below.

12×41 18×41 20×41 22×41 24×41

INCREASE SIDE HEIGHT

7′ 8′ 9′ 10′ 11′
12′ 13′ 14′ *15′ *16′

*Lifts are required by the buyer on all 12′-24′ wide structures that are 15′ or taller.

Triple Wide 26′-30′ Metal Buildings

Certified 130/30 mph Standard
Standard side height: 6′

HORIZONTAL ROOF SIZES

26×21 28×21 30×21
26×26 28×26 30×26
26×31 28×31 30×31
26×36 28×36 30×36

VERTICAL ROOF SIZES

Same as horizontal roof sizes PLUS below.

26×41 28×41 30×41

INCREASE SIDE HEIGHT

7′ 8′ 9′ 10′ 11′
12′ *13′ *14′ *15′ *16′

*Lifts are required by the buyer on all 26′-30′ wide structures that are 13′ or taller.

Extra Wide – HD 32′-40′ Vertical Metal Buildings

Certified 170/30 mph Standard

Standard side height: 8′

VERTICAL ROOF SIZES

32×20 36×20 38×20 40×20
32×24 36×24 38×24 40×24
32×28 36×28 38×28 40×28
32×32 36×32 38×32 40×32
32×36 36×36 38×36 40×36
32×40 36×40 38×40 40×40
32×44 36×44 38×44 40×44
32×48 36×48 38×48 40×48
32×52 36×52 38×52 40×52

INCREASE SIDE HEIGHT

10′ 12′ 14′
16′ 18′ 20′
  • Customers must provide a telescopic lift during installation that can reach 10′ beyond building height.
  • Site inspection is required before installation.

Shed Construction and Options

Premium Building & Roof Features We Offer for Unmatched Durability and Style

  • 6″ Sidewall overhang with vented soffit
  • 2×4 Trusses using metal truss plates and collar ties
  • Customize your building with your choice of colors for the building, trim, door, shutters, etc.
  • Heavy-duty headers above all doors and windows
  • 50 Year Smart-side wood or 40 Year painted metal
  • 3/4″ 25 Year PerforMax flooring
  • Ridge vent
  • 40 Year metal roof or premium dimensional shingles
  • Bubble insulation/vapor barrier
  • 6″ Gable overhang with 1×4 face-board
  • Hurricane ties on every truss
  • 2×4 wall studs 16″ on center, double 2×4 top plate
  • 54″ or 72″ Double door
  • 4×6 Notched treated runners, 2×6 treated floor joist 12″ o/c (16″ o/c on 8′ and 10′ wide)
Cutaway view of a shed showing framing, exterior siding, roof, and doors.

Personalize Your Shed With These Options

We offer a wide range of upgrades and color options to help you design a shed that perfectly suits your style and needs. Whether you’re looking to enhance functionality, boost curb appeal, or add personal touches, our customization options allow you to create a shed that’s truly your own. From doors and windows to finishes and roofing, the possibilities are endless!

Windows and Porch

Windows with Grids

24×36 Standard $105
24×36 Insulated $225
36×48 Insulated $290
Gable Profile – Set $495

4′ Porches

8′ Wide Building $1,150
10′ Wide Building $1,255
12′ Wide Building $1,375
14′ Wide Building $1,475

Shutters

Rustic Board Design $70

Timber Framed Porch

8′ Wide Building $1,585
10′ Wide Building $1,695
12′ Wide Building $1,795
14′ Wide Building $1,895

Railings: Black Iron or White Aluminum

Per 4′ Section $250

Doors

Steel Entry Doors

36″ 11 Lite Door With Vinyl Clad Jamb $495
36″ 9 Lite Door With Vinyl Clad Jamb $450
36″ Door Without Glass With Vinyl Clad Jamb $400

7’x9′ Standard Garage Doors

Non-Insulated $1,050
Insulated $1,175
Special Woodgrain or Charcoal Color $1,850

7’x9′ Carriage House Garage Doors

Non-Insulated $1,350
Insulated $1,450
Special Woodgrain or Charcoal Color $2,275

Double Doors – Standard

36″ Single $150
72″ Double $250

Carriage House Doors with Windows

36″ Single $175
72″ Double $325

Other Options & Accessories

Double Shelves

8′ $215
10′ $260
12′ $275
14′ $300
16′ $325
20′ $390
24′ $425
28′ $475
32′ $605

Ramp 4′ Treated Wood

72″ Wide $265
9′ Wide $390
2′ Length Ext. (6′ Total) $150

Cupolas

21″ Poly (Paintable) $275
24″ Poly (Copper Roof) $350

Weathervane

Standard Black $75
Large Copper $200

4′ Lofts per End

8′ $165
10′ $220
12′ $260
14′ $290

Wainscoating

Lower Wall Section In A Different Color
Painted Wainscot $2 Per Sq. ft. of Building

Common Shed Features & Upgrades

Brown wooden porch roof with a truss design, metal corrugated ceiling, and a blue sky background.
Ventilation grill on a house's exterior, positioned under the eaves. White siding and soffit with black slats.
Window with dark brown decorative shutters on a beige building.
White carriage-style garage doors with rectangular windows, black hinges, and an overhanging white trim.
Stone veneer siding on a building, with dark brown trim and wooden accents near a window.
Diamond plate threshold at a shed doorway, transitioning to a wooden interior.
Triangular window in a brown shed, with light-colored, corrugated roof.
Interior of a wooden structure under construction; bare walls, windows, and roof framing are visible.
A wooden beam secured with a metal bracket to another beam inside a structure.
Wooden roof trusses with metal connectors, under white tarp.
Interior view of a wooden shed with a workbench and loft storage, lit by a window and door.
View more

Color Options

Paint Colors

Black

Burnished Slate

Charcoal

Dark Brown

Expresso

Gap Gray

Gray Shadow

Leola Almond

Martin Cream

Mountain Red

Natural Clay

Navy Blue

Pearl

Pinnacle Red

Quaker Tan

Riehl Green

Silver Maple

Twin City Bucksin

Super White

Twin City Green

Stain Colors

Chestnut Brown

Butternut

Natural Teak

Barnwood

Charcoal

Metal Roof Colors

Almo

Black

Brilliant

Brown

Burgundy

Burnished Slate

Charcoal

Colony

Cooper Metallic

Crimson

Desert

Forest

Gallery

Galvalume

Gray

Hunter

Ivory

Light Stone

Ocean

Shingle Roof Colors

Autumn Brown

Black

Driftwood

Jade Green

Silver Gray

Sunset Cedar

Twilight Gray

Black telephone icon with sound waves.

Call us at (615) 652-0885 today to find affordable, durable storage buildings in Greenbrier, TN.