Posted by Ana Laura on October 1, 2026

Room divider shelving: ideas and measurements

Quick answer: A bookshelf can serve as a room divider when it’s open on both sides, is 30 to 45 cm deep, and has a height that suits your needs: under 100 cm, it defines areas without blocking the view; between 110 and 150 cm, it creates privacy without blocking light; and at 180 cm or higher, it acts as a lightweight wall that should be secured to the floor or ceiling.

In apartments with an open-concept living and dining area, open kitchens, or studios, putting up a partition wall isn’t always possible or desirable. A solid wood bookshelf solves the problem in a different way: it separates areas, lets light through, and also adds storage where there used to be nothing but empty space. In this guide, we’ll explain what a room-dividing bookshelf should include, what height to choose based on the effect you’re looking for, and how to decorate it so it looks good from both sides.

The product shown in the image is the Regal 5x5 bookshelf by NordicStory, a piece measuring 187 x 35 x 187 cm made of solid oak with 25 open cubic compartments and finished with organic oil, designed to organize books and other items while also visually dividing the living room.

Summary

Choose open shelving in the front and back: it creates separation without forming an opaque wall.
The height determines the effect: low to mark boundaries, medium to provide privacy, and high to create an almost complete partition.
A depth of 30 to 45 cm provides stability without obstructing passage; leave at least 80 to 90 cm free for movement.
Freestanding tall bookcases must be secured to the floor, ceiling, or a side wall.
When decorating, keep both sides in mind: choose objects that look good from both sides and leave empty spaces so the space can “breathe.”

Contents

Why Use a Bookshelf to Separate Rooms
What a room divider shelf should have
What Height to Choose Based on the Effect You're Looking For
Where Does a Shelf Divider Work Best?
How to decorate it so it looks good from both sides
Other pieces of furniture that also divide spaces
Frequently Asked Questions

Why Use a Bookshelf to Separate Rooms

The most common room dividers are folding screens, slatted panels, and drywall or glass partitions. They all serve their purpose, but none of them offers anything beyond the division itself. A bookshelf, on the other hand, serves three purposes at once:

Divide without closing off. The open spaces let in natural light and maintain a sense of spaciousness, which is key in apartments with only one window in the living area.
It offers plenty of storage. Books, baskets, vinyl records, and tableware all find a place in a piece of furniture that also keeps the space organized.
No construction work is required. You assemble it, set it up, and can move it to a different location if you change the layout or move.

Placed in front of a folding screen, the solid-wood bookshelf also offers the advantage of stability: its weight keeps it firmly anchored to the floor, so it doesn’t shift with daily foot traffic. And unlike slatted panels, which serve only a decorative purpose, every shelf is usable space.

What a room divider shelf should have

Not all bookcases are suitable for dividing a space. A bookcase with a closed back, designed to be placed against a wall, becomes a visual barrier when you place it in the middle of a room, and its back is rarely meant to be seen. Before making your choice, consider these four points.

Open on both sides

This is the main requirement. An open, backless design looks just as good from the living room as it does from the dining room and allows light to pass through the piece. Oak cube shelving units, such as those in the Regal collection, are designed precisely this way.

Sufficient depth

A depth of between 30 and 45 cm is the most balanced range. Below 30 cm, the bookshelf loses stability and large books stick out; above 45 cm, it begins to take up too much space and look overwhelming. The Geneva 2 bookshelf, with a depth of 45 cm, is a good option when you need a wide base for a tall piece.

Sturdy Construction and Weight

A solid oak bookshelf is the safest option because, as a room divider, it’s exposed on all sides: people brush against it as they walk by, lean on it, and stack books unevenly on it. Solid wood offers a level of rigidity that particleboard can’t match. If you’d like to learn more about this difference, we explain it in our guide on MDF versus solid wood.

Anchoring options

A tall, freestanding bookshelf must be secured. It is common to anchor it to a side wall at one end, to the floor using brackets, or to the ceiling with a stop. It’s a simple step that provides peace of mind, especially if there are children or pets at home.

What Height to Choose Based on the Effect You're Looking For

Height is the factor that most affects the outcome. Before choosing a model, consider whether you just want to mark where each area begins or if you want one of them to be hidden from view.

Height	Effect	Ideal Use	Example in Roble.Store
Up to 100 cm	Define the space without blocking the view	Behind the sofa, between the living room and the dining room	Geneva 1 Bookcase (130 x 45 x 89 cm)
110 to 150 cm	It provides privacy without blocking the light	Work area inside the room, open entrance	Regal 3x3 (112.2 x 35 x 112.2 cm)
150 to 160 cm	Separates without actually closing	Narrow spaces, next to the front door	Denmark 1 (40.4 x 30 x 154 cm)
180 cm or taller	It acts as a lightweight wall	Study, bedroom inside a loft	Regal 10 (76 x 35 x 187 cm) or Regal 5x5

A rule of thumb: if the bookshelf will be visible from the couch or the table, a low or medium height helps maintain the flow between areas. If you want to keep the bed or desk out of sight from the entryway, choose a tall piece and play around with open spaces so it doesn’t look too heavy.

Another advantage of modular shelving is that you can combine them. Two Denmark 1 units placed side by side, or a Regal 3x3 next to a Regal 10, allow you to build a partition tailored to the space without needing to hire a carpenter.

Where Does a Shelf Divider Work Best?

Between the living room and the dining room

This is the most common layout in today's apartments. A low or mid-height wooden bookshelf placed where the sofa ends defines the living area and leaves the dining area open, allowing conversation to flow between the two spaces. If you're designing this type of room, our guide to decorating a rectangular living-dining room may be helpful.

Open kitchen

A medium-height bookshelf would work well here—one that blocks the view of the kitchen work area from the sofa but still lets light through. Reserve the shelves on the kitchen side for dishes or cookbooks, and those on the living room side for decorative items.

Work area inside the classroom

Working from home in a corner of the living room is more comfortable if the desk is somewhat tucked away. A mid-height bookshelf placed perpendicular to the wall creates a small office and, at the end of the day, hides the computer. You can find more ideas in our article on small desks for tight spaces.

Studios and lofts

According to one study, a tall bookshelf is the simplest way to separate the bedroom from the living area without sacrificing space or natural light. An 187-centimeter unit like the Regal 5x5 serves as an open partition and, at the same time, as the home’s main wooden bookshelf.

Entryway in apartments without a foyer

When the door opens directly into the living room, a tall, narrow bookshelf placed one or two meters from the entrance creates the feeling of an entryway. A shallow piece, such as the Denmark 1 with a depth of 30 cm, fits even in very tight spaces. To complete the area, check out our ideas for decorating an entryway.

How to decorate it so it looks good from both sides

The difference between a well-designed room divider shelf and one that looks like a storage unit lies in the decor. These tips will help you:

Leave some empty spaces. Leaving 20 to 30 percent of the space empty allows light to pass through and keeps the furniture from looking cluttered.
Choose objects with two sides. Vases, pottery, plants, and sculptures look good from any angle. Picture frames, on the other hand, only have one attractive side.
Arrange the books with their spines alternating. If a shelf is visible from both sides, turn some books to face each side or stack them horizontally.
Use baskets for practical purposes. Natural-fiber baskets hide everyday items and look just as good from the front as they do from the back.
Place weight at the bottom. Large books and heavy objects in the lower shelves improve stability and visually balance the room.

You'll find more practical ideas in our article on how to decorate bookshelves.

Other pieces of furniture that also divide spaces

A bookshelf isn't the only option. Depending on the space and the look you're going for, other solid-wood furniture pieces can serve the same purpose:

Sideboard behind the sofa. A low, narrow sideboard placed against the back of the sofa marks the end of the living room and serves as a surface for lamps or books. Check out our narrow sideboards.
Hallway cabinet. In open entryways, a hallway cabinet with drawers defines the space and keeps keys, mail, and shoes organized. Check out our selection of wooden hallway cabinets.
Low cabinet with doors. If one of the areas needs to hide more items, a piece with doors or drawers keeps things tidier, although it will look better from the front.

If you're still unsure which style to choose, check out the options in our guide to types of home shelving.

Frequently Asked Questions

How tall should a bookshelf be to separate spaces?

It depends on the effect you're looking for. Up to 100 cm, it defines spaces without blocking the view; between 110 and 150 cm, it provides privacy without blocking light; and at 180 cm or higher, it acts as a light partition. In living rooms with an integrated dining area, a low or medium height is usually the most balanced choice.

Is a tall bookshelf safe to use as a room divider if it isn't leaning against the wall?

Yes, as long as you secure it. A tall freestanding bookshelf must be anchored to a side wall, to the floor with brackets, or to the ceiling with a stopper. Solid wood provides weight and stability, but anchoring prevents any risk of tipping, especially with children or pets at home.

What is the best depth for a room divider shelf?

Between 30 and 45 cm. This is sufficient for books and decorative items and provides stability to the unit without getting in the way. Also, leave a clearance of at least 80 to 90 cm on each side of the bookshelf.

Can a bookshelf be used to divide a bedroom into a study?

Yes, it's one of the most popular solutions. A tall, open bookshelf—about 180 cm high—hides the bed from the living area without blocking the light. Place bulkier items, such as books or baskets, in the open spaces at the height of the bed to create more privacy.

How can I keep the back of the bookshelf from looking cluttered?

Choose a model without a back panel—one that looks the same from both sides—and decorate it with items that have two attractive sides, such as plants, pottery, or baskets. Alternate the orientation of the books and leave some empty spaces so the arrangement has room to breathe.

Find the bookshelf that divides your space

All of our bookshelves are made of solid oak and finished with natural oil.