DIY Interior Design: How to Design Your Own Home (2026)

Updated October 2026. We rewrote this DIY interior design guide with a step-by-step room plan, an honest look at when to hire help, and wage data for interior designers from O*NET (U.S. Department of Labor).

You can design your own interior if you plan one room at a time: measure, pick a three-color palette, set a budget, then buy the big pieces before the small ones. If you’d like a second opinion, paying a designer by the hour for a plan is the middle path. For scale, O*NET lists interior designers’ 2025 median wage at $32.31 an hour.

Jump to: 🪜 Room plan · 🏠 DIY or hire · ⏱️ Hybrid option · 📸 Common mistakes · ❓ FAQ

Decorating your own home used to be the default. For a long time, only the very rich hired someone to do it. Plenty of people still do it all themselves. Some like the control. Some worry about cost. Some just don’t want to explain their taste to a stranger. If that’s you, this page is the plan we’d follow, plus an honest list of the times a pro is worth the fee.

How do you plan a room yourself?

1. Measure everything: walls, windows, doors, ceiling height and where outlets and vents sit. Sketch it on graph paper or in a free floor-plan app.
2. Decide what the room is for. A living room for TV and guests needs different seating than one for reading.
3. Pick a palette of three colors: a main neutral, a second color, and an accent. Pull them from something you already love, like a rug or a painting.
4. Set a budget and split it: roughly the big pieces first (sofa, bed, rug), then lighting, then decor.
5. Place the big pieces on your sketch before you buy anything. Leave walkways about as wide as a doorway.
6. Layer light: an overhead fixture, a lamp at each seating spot and one accent light.
7. Finish with decor in odd-numbered groups, and repeat one material (brass, oak, linen) at least twice so the room looks planned.

Rugs are where most people go too small. Our guide to choosing the right area rug has sizing rules by room. For mirrors, height and placement follow a few simple rules; see what the rules for hanging mirrors are.

Is DIY interior design right for you?

Why DIY works

No one knows your home like you. You know which chair the cat claims, where the afternoon light hits, and that you hate overhead lighting. The result will look like you, and you’ll take full credit for it.

It’s usually cheaper. You don’t pay a design fee, and you can work in stages as money comes in. One room this spring, another next fall. No deadlines, no awkward conversations about why you don’t like the swatches.

Where DIY gets hard

Not everyone can see a finished room in their head. You may know exactly the feel you want, then stand in a home goods store and buy things that don’t add up. That’s normal, and it’s expensive if it happens three times.

It’s also slow. Decorating takes hours of browsing, measuring and returning things. Ask yourself what your time is worth, and whether redoing a mistake would wipe out what you saved. Two quick tests: can you picture a room from a sketch? Do you enjoy the hunt? If the honest answer to both is no, a pro might save you money.

Jobs that need a pro either way

Some changes aren’t decorating. Moving walls, rewiring lights, adding plumbing or anything structural needs a licensed contractor and usually a permit from your city or county. Decorators and designers can plan around those jobs; they don’t replace the trades.

What’s the middle path between DIY and hiring a designer?

You can hire help for just the hard part. Common setups:

• A one-time consultation, where a designer walks the room and gives you a layout, a palette and a shopping list.
• An hourly plan, where they draw the floor plan and pick fabrics and colors, and you buy and install.
• A shopping hour, where you send photos of pieces you’re considering and get a yes or no.
• E-design, where you send measurements and photos and get a plan online.

On cost: O*NET, the U.S. Department of Labor’s job database, lists the 2025 median wage for interior designers at $32.31 an hour, or $67,190 a year. That’s what designers earn as employees, not what a firm bills clients, which is usually more. Get a written quote that says what’s included and how many revisions you get.

Our earlier post on how interior design services can help you find your style covers what to ask before you hire.

What DIY decorating mistakes should you avoid?

• Buying the sofa before measuring the door it has to fit through.
• Pushing every piece against the walls. Floating a sofa often makes a room feel bigger.
• Hanging art too high. Aim for the center around eye level.
• One overhead light and nothing else.
• Matching everything from one store collection. Mix in something old.
• Painting before choosing fabrics. Paint comes in thousands of colors; your sofa fabric doesn’t.

If you’re starting in a bedroom, our quick advice for decorating a new bedroom is a good first project. Moved into an older house? See six things to do after moving into an old house before you buy paint.

Does interior design help when you sell?

Some of it does, if you keep it simple. Buyers notice clean, bright, uncluttered rooms. NAR’s 2025 Profile of Home Staging found the living room was the room agents staged most (91%), then the primary bedroom (83%) and the dining room (69%). Those are the rooms to get right first if a sale is on the horizon.

Bold choices are great while you live there. Before listing, tone them down: neutral walls, fewer objects, good light. Our guide to paint colors that help a house sell and how to increase the value of your property help you choose. When you’re ready, a flat fee MLS listing with Beycome starts at $99 with $0 due to Beycome at closing. More than 22,000+ homeowners have used Beycome, saving over $225 million.

Buying your next place first? The Beycome buyer program has no upfront fee and credits part of the buyer-agent commission back to you at closing, on homes listed by other agents.

DIY interior design questions