How to Make a Small Apartment Look Bigger — Coastal Before and After
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If you have ever looked at a small room and wished it felt just a little bigger, lighter, or more open — you are not alone. Small apartments and compact spaces are one of the most common decorating challenges people face, and the solutions are almost never what you expect. You do not need more square footage. You need to change how the eye moves through the space.
This coastal before and after transformation shows exactly how five intentional design choices completely changed a small three-sided dining alcove with no window — turning a closed-in box into an airy, layered, coastal-inspired nook that feels twice its actual size. Every product is linked and every change is completely renter-friendly — no drilling, no painting, no permanent changes.
Why Small Spaces Feel Cramped — and How to Fix It Without Renovating
Small rooms do not feel small because of their square footage — they feel small because of how light, color, and visual flow work together. Or more accurately, how they fail to work together. Dark walls absorb light. Heavy furniture anchors the eye to the floor. Clutter breaks visual flow and makes the brain work harder to process the space. The result is a room that feels tight, low, and closed in.
The good news is that every one of those problems is fixable without knocking down a wall, calling a contractor, or spending a fortune. This coastal before and after transformation shows exactly how a few intentional design choices completely changed the way a small dining alcove felt — going from a closed-in three-sided space with no window to an airy, open, coastal-inspired nook that feels twice its actual size.
Every product used in this transformation is linked below. Most are renter-friendly — no permanent changes, no damage to walls.
The Small Space Problem — A Three-Sided Dining Alcove with No Window
This particular small space challenge is one of the most common in apartments — a dining alcove or breakfast nook that sits against three walls with no natural light source. Without a window the space has no borrowed light, no visual depth to the outside, and nothing to draw the eye outward. It reads as a box.
The transformation focuses on five elements: a mirror wall, floor to ceiling curtains, light furniture, strategic lighting, and a pendant focal point. Each one solves a specific visual problem and together they completely change the spatial impression of the room.
How to Make a Small Space Look Bigger with Coastal Design (Before and After)
1 - The Mirror Wall — Instant Depth and Light
A large mirror or collection of mirrors on the main wall of a small space does something paint and wallpaper cannot — it doubles the perceived depth of the room by reflecting what is opposite it. In a windowless alcove a mirror wall effectively creates a visual window, bouncing light around the space and making the walls feel further apart than they actually are.
For a renter-friendly version use a large freestanding mirror leaned against the wall and centered — no drilling required. For a more permanent look mount a large framed mirror or a collection of smaller mirrors in a grid arrangement.
The mirror should be as large as you can manage in the space — a small mirror creates a small effect. Aim for at least two thirds of the wall height.
2 — Floor to Ceiling Curtains — The Single Biggest Visual Trick
This is the most impactful change in the entire transformation and the one that surprises people most. Hanging curtains floor to ceiling — even on a wall with no window — makes a room feel dramatically taller, more finished, and more expansive.
The key is mounting the rod as close to the ceiling as possible and letting the curtain fall to just above the floor. The vertical line of the fabric draws the eye upward and creates the impression of height that the room does not actually have.
For a windowless alcove use curtain command hooks to mount your rod without drilling — completely renter friendly and strong enough to support lightweight to midweight panels.
The curtains shown here are my hand drawn dot seaglass sheers — available in several colors and multiple lengths. The sheer weight is important here — in a small space heavy drapes close the room down. Sheers add softness and the illusion of light even without a window behind them. Message the shop for help finding the right length for your space.
A few curtain rules for small spaces:
— Mount the rod as close to the ceiling as possible
— Let panels hang to just above the floor — not pooling, which reads as heavy
— Choose light colors — cream, white, soft blue, sage — for maximum airiness
— Use sheer or light-filtering fabric rather than blackout in rooms that need to feel open
- Use curtain command hooks to mount ceiling to floor length sheer or midweight curtains as an accent. This instantly makes the space look larger. Hand drawn dot sheers (available in several colors and multiple lengths). Message the shop for help once you get to Etsy from link.
- Light furniture (see this table set)
- Floor lamp with coastal circles print, light color adds impact without closing the space. link
- Rattan pendant lamp
3 — Light Furniture — Let the Floor Breathe
Heavy dark furniture anchors the eye to the floor and makes a small room feel lower and more enclosed. Light colored furniture — white, natural wood, rattan, cane — lifts the visual weight of the space and lets the eye move freely around the room.
In a small dining alcove a white or light wood table and chairs allows the floor to remain visually present rather than being eaten up by furniture mass. The white dining set linked here is exactly the right scale and color for a compact nook — it provides seating without dominating.
An area rug is optional in a small alcove but works well if you are dividing a larger open plan living and dining space — it defines the dining zone without adding visual weight.
The curtain panels add dramatic height to the space and work even better than paint or wallpaper to make a dramatic look and visually trick the eye. Check that your command hooks can support the weight of your curtains (the sheers are very lightweight) and the rod. Mount the curtains as close to the ceiling as possible. Get them as close the height of the wall as possible without pooling at the bottom (which can look heavy and shrink the room in this type of styling).
4 — A Floor Lamp — Height and Warmth Without Taking Up Space
A floor lamp solves two small space problems simultaneously — it adds height by drawing the eye upward along its vertical line, and it adds warm ambient light that makes the space feel larger and more inviting than overhead lighting alone.
The coastal circles floor lamp shown here has a light colored shade with a coastal print that adds visual interest and personality without closing the space down. A lamp with a light or translucent shade always works better in a small space than a dark or opaque one — you want the light to radiate outward rather than being contained.
Floor lamps also have the advantage of being completely renter friendly — plug in, no installation, move them wherever you need them.
5 — A Pendant Light — Focal Point and Brightness
A pendant light hung at the right height over a dining table does something overhead ceiling fixtures rarely manage — it creates a focal point that draws the eye in and down to the table rather than letting it drift to the cramped walls around it. It also adds a layer of warm directional light that makes the dining experience feel intentional and elevated.
The rattan pendant lamp linked here works beautifully in a coastal or cottagecore small space — the natural texture adds warmth and the open weave lets light radiate in all directions rather than being concentrated. Hang it low enough to feel intimate over the table but high enough that it does not obstruct the sightline across the room.
If your apartment has a fixed overhead light position plug-in pendant lamps are a completely renter-friendly alternative — they hang from a ceiling hook and plug into a standard outlet.
Small Space Decorating — The Full Product List
Everything used in this coastal small apartment transformation:
Floor to ceiling sheers — Hand drawn dot seaglass sheer curtains — available in multiple colors and lengths
Curtain command hooks — Renter friendly curtain hooks
Dining set — White light wood dining table and chairs
Floor lamp — Coastal circles print floor lamp
Pendant light — Rattan pendant lamp
You may also like this post on how to decorate your small balcony and garden
