15 Common Interior Design Mistakes That Can Make Your Home Feel Smaller

Ever walked into a room that feels cramped even though it’s not that small? You’re not alone. Many of us unknowingly make simple design mistakes that can shrink a space visually — from choosing the wrong colors to overcrowding furniture. The good news? These issues are easy to fix! Let’s uncover 15 common interior design and décor mistakes that make your home look smaller — and how to avoid them for a more open, airy feel.

1. Don’t Push Furniture Against the Wall

It might feel natural to push all your furniture right up against the walls to “create more space,” but it actually does the opposite. When everything hugs the wall, the room can feel flat and cramped. Leaving just a few inches between the wall and your furniture helps create depth and a sense of openness. That small gap allows light and shadows to play, giving the illusion of a bigger, more balanced room. Sometimes, pulling things away from the wall a little makes your space breathe better.

2. Avoid Using Bright Hues on Your Walls

Bold, vibrant wall colors might seem exciting at first, but they can actually make a room feel smaller and more intense. Bright hues tend to overwhelm the eyes, creating a saturated look that visually closes in the space. Instead, keep your walls in soft, neutral, or muted tones to open things up. You can still enjoy color by adding bright accents — think pillows, artwork, or décor pieces — to bring life and personality without shrinking the room.

3. Don’t Skip the Wall Art

Leaving your walls completely bare might seem like a way to keep things simple, but it can actually make your room feel flat and smaller. A few well-placed art pieces can instantly transform the space, adding depth, color, and personality. Art helps draw attention upward and gives balance to your furniture and décor. You don’t need a gallery wall — even one or two meaningful pieces can make your room feel more finished, spacious, and inviting.

4. Rethink Using Floor Lamps

Floor lamps may look stylish and cozy, but in small spaces, they can actually make the room feel tighter. Since they take up valuable floor area, they can add to visual clutter and make your space look cramped.

Instead, try wall-mounted lights or ceiling fixtures — they free up floor space and still give your room the warm, inviting glow you love.

5. Avoid Displaying All Your Tchotchkes at Once

Your travel souvenirs and little keepsakes tell wonderful stories, but displaying too many can quickly make your space feel cluttered and cramped. Instead of showing everything at once, pick a few standout pieces that really shine. Rotate them every now and then to keep your décor feeling fresh and interesting. This way, your room looks more open while still reflecting your personality and memories.

6. Be Careful When Using Dark Colors

Dark tones can look elegant and dramatic, but too much of them can make a room feel smaller and more enclosed. Deep shades tend to absorb light, which reduces the sense of openness in a space. If you love darker colors, use them as accents — on furniture, décor, or a single feature wall — instead of covering the whole room. Balance them out with lighter tones, mirrors, or greenery to keep your space feeling bright and airy.

7. Don’t Go Overboard With Patterns

Patterns can add style and personality to any room, but using too many can make your space feel busy and smaller. When multiple patterns compete for attention, the eye has nowhere to rest, creating visual clutter. Keep it simple by choosing one or two patterns that complement each other. You can add interest with patterned rugs, curtains, or cushions without overwhelming the room. A balanced mix keeps your space looking fresh, open, and beautifully coordinated.

8. Avoid Mismatched Flooring

Having different flooring in each room might seem like a creative choice, but it can actually break up the flow of your home and make it feel smaller. When the eye catches sudden changes in texture or color, the space feels disconnected. Using the same or similar flooring throughout helps create a seamless transition between rooms, making your home look more open and cohesive. Even subtle coordination in tone or material can make a big difference in how spacious your interiors feel.

9. Don’t Let Your Space Stay Dimly Lit

Poor lighting can make even a spacious room feel small and closed in. Just like dark colors, low light reduces depth and makes your interiors look dull. If your room doesn’t get enough natural light, layer your lighting with different sources — ceiling lights, table lamps, or string lights — to brighten things up. A well-lit room instantly feels larger, warmer, and more welcoming.

10. Use Mirrors Strategically

Mirrors are one of the simplest and most effective tricks to make a room look bigger — but placement is key. When positioned correctly, they reflect light and create the illusion of extra space. Try hanging a large mirror opposite a window or in a spot where it can bounce natural light around the room. Whether you prefer a bold statement piece or a sleek modern design, the right mirror can instantly open up and brighten your home.

11. Don’t Skip Curtains on Your Windows

Bare windows can make a room feel unfinished and smaller than it really is. Curtains add softness, texture, and a sense of height that instantly elevates your space. In smaller rooms, long floor-length curtains can make ceilings appear taller. Try using light, airy fabrics for a fresh look and pair them with heavier drapes for privacy and warmth. The right window treatment can make your room feel cozy, stylish, and more spacious all at once.

12. Avoid Bulky Storage Furniture

While storage is essential, oversized cabinets or bulky units can easily overwhelm a small room. They take up too much visual and physical space, making your home feel cramped and heavy. Instead, opt for smart, multifunctional furniture — like ottomans with hidden storage or wall-mounted shelves — to keep things organized without crowding the room. Streamlined storage helps maintain an open, airy vibe while still giving you all the functionality you need.

13. Don’t Overcrowd Your Space With Too Many Plants

A touch of greenery can instantly bring warmth and freshness to a room, but too many plants can make your space feel cluttered and smaller. When plants start taking over corners, windowsills, or furniture, the room can quickly lose its open feel. Keep your greenery well-trimmed, healthy, and thoughtfully placed. A few vibrant, well-kept plants will make your home feel lively and balanced — without overwhelming the space.

14. Skip Oversized Tables in Small Spaces

A big table might seem like a bold statement piece, but in a smaller room, it can quickly dominate the space and make it feel cramped. Choosing furniture that’s too large for the area throws off balance and limits movement. Instead, go for a sleek, smaller table that fits the room’s proportions while still being functional. A well-sized table keeps your space open, airy, and effortlessly stylish.

15. Be Careful When DIYing Your Home

DIY projects can add a personal, creative touch to your space, but going overboard or skipping proper planning can make your home look messy and smaller. It’s great to craft your own art, shelves, or décor, but make sure they fit well with your room’s scale and style. When in doubt, consult an interior designer or do a bit of research before starting. Thoughtful, well-executed DIY pieces can enhance your space — not overwhelm it.

Final Thoughts

Designing your home is all about balance — between style, comfort, and space. Even small adjustments, like choosing lighter colors, decluttering, or using mirrors wisely, can make a big difference in how open and inviting your home feels. The goal isn’t to have a perfect house but one that looks and feels spacious, warm, and true to you. Avoid these common mistakes, and you’ll be surprised at how much larger and more beautiful your space can appear.