5 Easy DIY Cat Trees You Can Build for Under $50

Commercial cat trees can become expensive quickly, especially when you need a model that is sturdy, attractive, and large enough for an adult cat. Some affordable options also use weak platforms, thin fabric, or lightweight bases that may not hold up to active climbing.

Building your own DIY cat tree under $50 gives you more control over the size, materials, appearance, and stability of the finished structure. You can create a compact tower for an apartment, a low climbing station for a senior cat, or a wall-mounted design that preserves valuable floor space.

A homemade cat tree can provide places for your cat to climb, scratch, hide, observe the room, and rest. It can also be a rewarding beginner-friendly project that uses basic tools and materials you may already have.

The five projects below are designed to cost approximately $50 or less when you use affordable or reclaimed supplies. Prices vary by location, retailer, material quality, and the tools you already own. Never reduce the size of the base, platform strength, or anchoring hardware simply to meet a budget.

Before You Start Building

A little planning will make your cat tree safer, easier to build, and better suited to your home.

Basic Tools You May Need

The exact tools depend on the project, but a beginner toolkit may include:

• Tape measure
• Pencil
• Screwdriver
• Hand saw or jigsaw
• Drill and drill bits
• Staple gun
• Utility knife
• Sandpaper
• Level
• Stud finder for wall-mounted designs
• Safety glasses and work gloves

Some home-improvement stores will cut lumber to your measurements, which can make these projects easier if you do not own a saw.

Choose Cat-Safe Materials

Use strong, clean materials without sharp edges, chemical residue, loose fibres, or peeling finishes.

Good options include:

• Untreated plywood
• Solid wood boards
• New or clean wooden crates
• Sisal rope
• Low-pile carpet remnants
• Fleece or tightly woven fabric
• Heavy-duty cardboard tubes
• Furniture-grade PVC pipe
• Water-based, pet-appropriate finishes after full curing

Avoid heavily splintered wood, rusty hardware, loose looped fabric, unstable cardboard, exposed foam, and materials with strong chemical odours.

Measure Your Space First

Measure the available floor area, wall height, nearby furniture, and clearance around doors or walkways.

For rentals, consider a freestanding design that does not require permanent wall attachments. If you choose a tall structure, it may still need an anti-tip strap or other suitable restraint.

Stability Matters More Than Height

A tall cat tree is not useful if it wobbles when your cat jumps onto it. Use a wide, heavy base and keep larger platforms lower when possible.

Test the structure by applying pressure from different directions before allowing your cat to use it.

Choose a Design for Your Cat

Consider your cat’s:

• Age
• Body size
• Weight
• Activity level
• Climbing confidence
• Joint mobility
• Preferred sleeping position
• Scratching habits

Kittens and active adults may enjoy taller platforms, while senior cats may benefit from wider steps, lower levels, and shorter gaps.

Consult your veterinarian before encouraging climbing if your cat has arthritis, an injury, balance problems, mobility limitations, or another health concern.

1. Simple Wooden Crate Cat Tree

This project uses stacked wooden crates to create hiding spaces and climbing platforms without complicated woodworking.

Best suited for: Apartments, beginner DIYers, kittens, and small to medium cats
Estimated cost: $25–$45
Estimated completion time: 1–2 hours
Difficulty level: Easy
Approximate dimensions: 30 inches wide × 15 inches deep × 36 inches high

Prices depend on whether you buy new crates or find safe reclaimed ones.

Materials

• Three sturdy wooden crates
• One plywood base, approximately 30 × 18 inches
• 10–12 wood screws
• Four small metal corner braces
• Sandpaper
• One carpet remnant or fleece piece
• Non-toxic wood glue, if needed
• Optional sisal rope

Required Tools

• Drill or screwdriver
• Tape measure
• Pencil
• Staple gun
• Utility knife
• Sandpaper

Construction Steps

1. Inspect the crates. Check every crate for cracks, splinters, loose slats, protruding fasteners, mould, or chemical residue.
2. Sand all surfaces. Smooth the edges, corners, handles, and interior openings.
3. Arrange the crates. Place two crates side by side on the plywood base. Position the third crate centrally on top or offset it slightly to create a step.
4. Test the layout. Make sure the lower crates fully support the upper crate. Do not create large unsupported overhangs.
5. Secure the lower crates. Drive screws through the crate bottoms into the plywood base. Use washers if the crate slats are thin.
6. Attach the upper crate. Screw it directly into both lower crates. Add metal corner braces inside the structure for additional support.
7. Add soft surfaces. Cut carpet or fleece to fit the top and interior resting areas. Staple it securely underneath or along inaccessible edges.
8. Check every fastener. Ensure no screw tips, staples, or sharp hardware remain exposed.
9. Test for movement. Push the structure from each side. Add a larger base or anti-tip restraint if it shifts.

Safety and Stability Instructions

Keep the heaviest crate on the bottom and avoid stacking more than three levels unless the structure is professionally reinforced. Place the finished tree against a wall, but do not rely on the wall alone to prevent tipping.

Customisation Idea

Wrap one exterior side panel with sisal rope to create an integrated scratching surface.

Money-Saving Tip

Ask local shops or online marketplace sellers for unused wooden display crates. Only use crates that are clean, dry, structurally sound, and free from chemical contamination.

Why Cats May Enjoy It

The open crates provide enclosed resting spaces, while the staggered levels let cats climb and observe the room without requiring a very tall tower.

2. Compact Carpeted Platform Tower

This traditional platform tower uses a plywood base, two vertical posts, and three resting levels. It fits well beside a window or sofa.

Best suited for: Active adult cats, small homes, and cats that enjoy elevated resting spots
Estimated cost: $35–$50
Estimated completion time: 3–4 hours
Difficulty level: Beginner to intermediate
Approximate dimensions: 24 inches wide × 20 inches deep × 42 inches high

Materials

• One plywood base, approximately 24 × 20 inches
• Three plywood platforms:
  • 16 × 12 inches
  • 18 × 14 inches
  • 16 × 16 inches
• Two untreated wood posts, approximately 2 × 3 inches
• Wood screws, approximately 2½–3 inches long
• Metal angle brackets
• Carpet remnant
• Sisal rope
• Staples
• Optional non-toxic wood glue

Required Tools

• Drill
• Hand saw or jigsaw
• Tape measure
• Pencil
• Staple gun
• Utility knife
• Sandpaper

Construction Steps

1. Cut and sand the wood. Ask a store to cut the plywood and posts if needed. Round or thoroughly sand every platform edge.
2. Mark the post locations. Position the two posts toward the centre of the base while leaving enough room for your cat to jump between levels.
3. Attach the posts to the base. Drive long screws upward through the plywood base into the posts. Add angle brackets around each post.
4. Install the lowest platform. Attach it approximately 12–14 inches above the base.
5. Add the middle platform. Position it on the opposite side of the post to create a natural climbing route.
6. Attach the top platform. Keep it centred over the base as much as possible to reduce tipping risk.
7. Cover the platforms. Cut carpet slightly larger than each surface. Pull it tight and staple underneath, where your cat cannot reach the staples.
8. Wrap one post with sisal. Begin near the base, secure the rope firmly, and wrap it tightly without large gaps.
9. Inspect the tower. Confirm that platforms do not rotate or flex under pressure.
10. Add anti-tip support. Use a suitable furniture strap or bracket if the tower is tall enough to tip.

Safety and Stability Instructions

The base must be wider than the upper platforms. Increase the base size for large or highly active cats. Do not attach the tallest platform far outside the centre of gravity.

Customisation Idea

Add a low-sided padded basket to the top platform, provided it is secured and does not reduce usable space.

Money-Saving Tip

Use carpet remnants from a flooring store rather than buying a full roll.

Why Cats May Enjoy It

This cheap DIY cat tree combines climbing, scratching, and elevated observation in one compact design.

3. PVC-Pipe Cat Tower

PVC pipe creates a lightweight frame that can be disassembled or adjusted. Fabric platforms form hammock-style resting levels.

Best suited for: Renters, small cats, temporary homes, and people who want a lightweight structure
Estimated cost: $30–$48
Estimated completion time: 2–3 hours
Difficulty level: Beginner
Approximate dimensions: 24 inches wide × 20 inches deep × 40 inches high

Materials

• Furniture-grade PVC pipe, approximately 1–1½ inches in diameter
• PVC elbow and T-joint fittings
• Strong canvas or upholstery fabric
• PVC-safe adhesive, if permanent assembly is desired
• Non-slip rubber feet
• Heavy plywood base
• Pipe straps or brackets
• Short screws that will not pass through the base
• Optional sisal rope

Required Tools

• PVC cutter or fine-tooth saw
• Tape measure
• Drill
• Screwdriver
• Fabric scissors
• Sewing machine or heavy-duty hand-sewing supplies

Construction Steps

1. Plan the frame. Sketch a rectangular base with two or three horizontal platform levels.
2. Cut the PVC. Create four vertical legs and matching horizontal frame pieces.
3. Dry-fit the structure. Assemble the pipe and fittings without adhesive. Check that every joint is fully seated.
4. Build the platform frames. Create rectangular horizontal frames at different heights.
5. Prepare the fabric. Cut strong canvas panels slightly larger than each platform frame.
6. Create fitted sleeves. Sew channels along the fabric edges so the PVC can slide through them. Double-stitch every seam.
7. Attach the tower to the base. Use metal pipe straps to secure the lower PVC frame to a heavy plywood base.
8. Add non-slip feet. Place rubber grips beneath the base.
9. Tighten and test. Press down on each fabric platform and check every connection.
10. Secure joints if needed. If the tower will remain assembled, use a suitable PVC adhesive according to its instructions and allow it to cure fully before use.

Safety and Stability Instructions

PVC alone is light, so the heavy base is essential. Do not build a narrow, freestanding PVC tower without anchoring it to a weighted platform.

Fabric must be tightly woven and strong enough to hold your cat without sagging excessively. Inspect seams regularly.

Customisation Idea

Wrap one lower vertical pipe with sisal rope, but ensure the rope is firmly secured and cannot unravel.

Money-Saving Tip

Use leftover PVC pieces from another household project, provided they are clean, undamaged, and appropriate for indoor use.

Why Cats May Enjoy It

The fabric platforms create comfortable hammocks, while the open structure gives cats multiple ways to climb and rest.

4. Wall-Mounted Climbing Tree

This space-saving design uses staggered shelves and a scratching board to create a vertical route without occupying much floor space.

Best suited for: Small apartments, confident climbers, and homes with limited floor area
Estimated cost: $30–$50
Estimated completion time: 3–5 hours
Difficulty level: Intermediate
Approximate dimensions: A 3–5-foot-wide wall area with shelves spaced 10–16 inches apart

This project must be mounted into suitable structural support. It may not be appropriate for all rental properties or wall types.

Materials

• Three or four solid wood or plywood shelves
• Heavy-duty shelf brackets
• Screws and wall fasteners appropriate for the wall structure
• Carpet or cork pieces
• Sisal scratching board
• Construction adhesive suitable for the selected materials
• Optional removable cushion

Required Tools

• Drill
• Level
• Stud finder
• Tape measure
• Pencil
• Screwdriver
• Sandpaper

Construction Steps

1. Choose the wall. Select a clear area away from doors, heaters, breakable décor, and busy walkways.
2. Locate structural support. Use a stud finder and verify the wall construction. Do not depend on lightweight drywall anchors for cat shelves.
3. Plan the climbing route. Arrange shelves in a gradual zigzag pattern. Avoid gaps that are too wide for your cat’s size and mobility.
4. Mark each bracket location. Use a level so every platform sits flat.
5. Prepare the shelves. Sand the edges and attach non-slip carpet or cork to the top surfaces.
6. Install the lowest shelf. Secure the brackets directly into suitable structural support.
7. Install the remaining shelves. Check each shelf for level alignment before fully tightening the hardware.
8. Add a scratching board. Mount it low enough for your cat to stretch comfortably.
9. Load-test every platform. Apply steady downward pressure greater than the expected use before allowing access.
10. Introduce the route gradually. Place treats on the lowest shelves and supervise the first climbing sessions.

Safety and Stability Instructions

Wall-mounted structures must support dynamic jumping forces, not just your cat’s resting weight. Use strong shelving, suitable brackets, and hardware matched to the wall construction.

If you are uncertain about studs, masonry, wiring, plumbing, or installation strength, hire a qualified professional.

Customisation Idea

Add a wider top shelf near a secure window for supervised observation.

Money-Saving Tip

Reuse sturdy floating-shelf boards, but replace weak brackets with appropriately rated hardware.

Why Cats May Enjoy It

Wall shelves create vertical territory and high resting points while preserving floor space, making this one of the most useful DIY cat tree ideas for small homes.

5. Recycled Wooden-Ladder Cat Tree

An old wooden step ladder can become a freestanding cat tower with platforms, a hammock, and scratching surfaces.

Best suited for: Intermediate DIYers, larger rooms, playful cats, and rustic interiors
Estimated cost: $20–$45
Estimated completion time: 3–4 hours
Difficulty level: Intermediate
Approximate dimensions: Based on a 4-foot wooden step ladder

Materials

• One sturdy wooden step ladder
• Two plywood platform boards
• Strong canvas or fleece for a hammock
• Wood screws
• Metal brackets
• Sisal rope
• Carpet remnants
• Rubber floor pads
• Optional water-based pet-appropriate finish

Required Tools

• Drill
• Screwdriver
• Tape measure
• Saw
• Staple gun
• Sandpaper
• Fabric scissors

Construction Steps

1. Inspect the ladder. Confirm that the joints, hinges, steps, and spreader bars are strong. Do not use a ladder with cracks, rot, mould, or loose hardware.
2. Clean and sand it. Remove dirt, peeling paint, and splinters. If the existing finish is unknown, consider using a different ladder.
3. Lock the ladder open. Make sure the spreader bars fully engage.
4. Add a lower platform. Cut plywood to rest securely across two lower steps. Screw it into place using brackets.
5. Install an upper platform. Keep it smaller and centred to maintain stability.
6. Create a hammock. Attach strong fabric between the lower sides of the ladder. Reinforce each connection point.
7. Wrap a ladder leg with sisal. Secure both ends mechanically so the rope cannot loosen.
8. Cover platforms. Add tightly secured carpet remnants or washable fabric.
9. Install rubber pads. Place non-slip pads beneath all ladder feet.
10. Test the structure. Apply pressure from different directions and confirm that the ladder cannot fold, slide, or twist.

Safety and Stability Instructions

The ladder must remain locked open. Add a secondary brace to prevent accidental folding if the original mechanism is not reliable.

For large or energetic cats, attach the structure to a wall using suitable anti-tip hardware.

Customisation Idea

Paint the ladder to match your décor using an appropriate low-odour finish, then allow it to cure completely in a ventilated area before bringing it indoors.

Money-Saving Tip

Look for a solid wooden ladder at a thrift store or marketplace giveaway, but inspect it carefully before accepting it.

Why Cats May Enjoy It

The ladder provides natural climbing angles, multiple heights, a hammock, and scratchable surfaces in one distinctive piece of budget cat furniture.

DIY Cat Tree Cost Comparison

These estimates assume that readers already own basic tools. Lumber, hardware, fabric, and reclaimed-material prices vary by region.

Cat-Tree Safety Checklist

Before introducing any homemade cat tree, check the following:

• The base does not slide, rock, or lift.
• Tall structures are anchored appropriately.
• Wall-mounted shelves connect to suitable structural support.
• Every screw, nail, staple, and bracket is covered or inaccessible.
• Platform edges are smooth and free from splinters.
• Fabric is tightly secured without loose loops.
• Sisal rope cannot unravel.
• Platforms are wide enough for the intended cat.
• Materials are clean, dry, and free from strong odours.
• The design does not block doors or escape routes.
• The structure remains stable when pushed from every direction.
• Your cat is supervised during the first few uses.

Check the tree regularly for:

• Loose screws
• Worn rope
• Torn fabric
• Cracked wood
• Weak joints
• Moisture damage
• Wobbling platforms

Large cats may require thicker plywood, wider bases, additional posts, and higher-capacity hardware.

Senior cats may need lower platforms, carpeted ramps, and shorter distances between levels. Consult a veterinarian if your cat has arthritis, pain, balance problems, a recent injury, or reduced mobility.

Budget-Saving Tips for DIY Cat Furniture

Use Scrap Wood

Offcuts from shelves or previous projects can become platforms and bases. Avoid warped, cracked, painted, or chemically treated wood unless you can verify that it is appropriate for indoor pet use.

Ask for Carpet Remnants

Flooring shops may sell or give away small remnants. Choose tightly woven, low-pile carpet that is clean and easy to secure.

Reuse Cardboard Tubes Carefully

Heavy cardboard carpet tubes can become scratching posts when firmly attached to a stable base. Thin mailing tubes are generally not strong enough for structural support.

Repurpose Wooden Crates

Crates work well for low towers and enclosed beds. Inspect all slats and joints before use.

Shop Second-Hand

Thrift-store stools, side tables, shelving boards, and wooden ladders can become parts of a homemade cat tree.

Search Online Giveaways

Local marketplaces and community groups often list leftover plywood, carpet, crates, and small furniture.

Use Hardware You Already Own

Sort through existing screws, brackets, and washers, but only use hardware that is the correct length, type, and strength for the project.

Inspect Every Reclaimed Material

Do not use anything with:

• Mould
• Pest activity
• Rot
• Splinters
• Chemical spills
• Unknown oily residue
• Flaking paint
• Loose joints
• Water damage
• Strong persistent odours

Saving money is worthwhile only when the finished structure remains safe and stable.

Frequently Asked Questions

What Is the Cheapest Material for a DIY Cat Tree?

Cardboard tubes, scrap plywood, carpet remnants, and reclaimed wooden crates are often inexpensive. The cheapest option depends on what is available locally and what you already own.

Do not use weak or damaged materials simply because they are free.

How Tall Should a Cat Tree Be?

There is no single correct height. A compact cat tree may be 24–40 inches tall, while an active cat may enjoy a taller structure.

Choose the height based on your cat’s mobility, the available space, and your ability to stabilise the structure safely.

How Do I Keep a Homemade Cat Tree From Tipping?

Use a wide, heavy base and keep upper platforms centred over it. Add anti-tip straps or wall brackets when appropriate.

Test the structure from several directions before your cat uses it.

Is Carpet or Sisal Better for Scratching?

Sisal rope or tightly woven sisal fabric usually provides a firmer scratching surface. Carpet offers cushioning and traction on platforms.

Many designs use both: sisal on vertical posts and carpet on resting levels.

Can I Build a Cat Tree Without Power Tools?

Yes. A crate-based tree or modified small piece of furniture may require only a screwdriver, sandpaper, and staple gun.

You can also ask a hardware store to cut wood to size. However, secure assembly may still require pre-drilled holes and properly installed screws.

How Can I Make a Cat Tree Suitable for a Large Cat?

Use thicker plywood, wider platforms, strong posts, and a larger base. Add extra brackets and avoid narrow hammocks or unsupported overhangs.

Check hardware capacity and test every platform carefully.

How Can I Make a Cat Tree Suitable for a Senior Cat?

Keep platforms low and close together. Add non-slip surfaces, wide steps, and a gentle ramp if needed.

Avoid designs that require long jumps. Ask your veterinarian for advice if your cat has joint pain or mobility concerns.

Can I Use an Old Bookcase as a Cat Tree?

A sturdy bookcase can be modified with access openings, carpeted shelves, and scratching material. It must be secured to prevent tipping, and every shelf should support your cat’s weight and movement.

Do not use particleboard furniture that is swollen, cracked, or structurally weak.

Conclusion

Building a DIY cat tree under $50 can give your cat a useful place to climb, scratch, hide, and rest without the cost of premium commercial furniture.

The best design is not necessarily the tallest or most complicated. It is the one that fits your room, matches your DIY ability, and supports your cat safely.

A crate tree is a practical starting point for beginners. The compact platform tower offers a traditional layout, while the PVC design is lightweight and flexible. Wall-mounted shelves work well in small homes, and a recycled wooden ladder creates a distinctive multi-level climbing area.

Whichever project you choose, prioritise a stable base, strong platforms, smooth edges, protected fasteners, and appropriate anchoring. Introduce the finished structure slowly and inspect it regularly for wear.

Save or share these easy cat tree plans, comment with the design you plan to build, and explore more cat enrichment and small-space pet furniture ideas for your next DIY project.