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A twin mattress is the smallest standard mattress size, measuring 38" x 75", making it perfect for single sleepers in smaller apartments, children's rooms, bunk beds, and guest rooms. Shop the best twin size mattresses at Turmerry! Made with GOLS-certified organic latex, they're affordable and long-lasting. Every mattress order comes with free shipping and a 120-night trial.
Want help finding the best twin mattress for you? Try our personalized mattress quiz.
A twin size mattress measures 38 inches wide and 75 inches long. Being the smallest of the six standard mattress sizes in the US, it's a budget-friendly single-person bed, most common among growing kids and teenagers.
The width of a twin bed works well through childhood and into the teen years, though taller teens may eventually outgrow the 75-inch length. It's also the standard size for most bunk bed frames.
Two adults sharing a twin bed will find it too cramped, but for a single sleeper under 6 feet, it does the job well without taking up more room/budget than necessary.
Here's a table to help you compare twin mattresses with other mattress sizes:
| Mattress Size | Dimensions (W x L) | Best For |
|---|---|---|
| Twin | 38 x 75 inches | Toddlers, young kids, bunk beds, daybeds, small guest rooms |
| Twin XL | 38 x 80 inches | Tall teenagers, college dorms, single adults over 6 feet tall, split king setups |
| Full | 54 x 75 inches | Solo sleepers who want extra room to spread out, growing teens, guest rooms |
| Queen | 60 x 80 inches | Couples, solo sleepers who like extra space, standard master bedrooms (most popular size) |
| King | 76 x 80 inches | Couples who want maximum personal space, families who co-sleep with kids/pets |
| California King | 72 x 84 inches | Tall couples (over 6 feet) who prioritize extra legroom |
You should buy a twin mattress if:
You should skip a twin and go with a twin XL mattress if you (or the sleeper) is above 6 feet tall. The width stays the same, but the extra 5 inches of length makes a real difference. And if you're an adult who moves around a lot at night, a full size mattress gives you 16 more inches of width for a modest price increase.
Turmerry's mattresses are made with high-quality materials, including certified organic latex, cotton, wool, and pocketed coils. With benefits like responsive support, pressure relief, cooling, durability, and more, they're some of the best twin mattresses you can find today.
Latex responds to your movements instantly, pushing back as you shift positions. Turmerry mattresses are also built with 7-zone support, meaning they're supportive under heavier areas like the hips and back and softer under lighter areas like the shoulders and thighs. This keeps your spine aligned through the night without any single pressure point taking too much load.
Latex contours to the shape of your body very well, distributing weight evenly across the surface. This reduces pressure buildup at contact points like the shoulders and hips, which is especially important for side sleepers who put concentrated weight through those areas for hours at a time.
Latex has an open-cell structure that allows air to circulate more freely through the mattress. We also perforate our latex layers for improved airflow. The wool layer in our mattresses provides natural temperature regulation: it wicks moisture away from the body and helps buffer heat, keeping you warmer in winter and cooler in summer.
Latex absorbs motion well. If a child tosses and turns, a pet jumps up, or kids sleep on bunk beds, the movement won't shake the whole mattress. Latex also offers strong edge support. Dunlop latex is dense, so the edges don't sag like cheap foam. That means your child/guest can sit and sleep right near the edge safely, letting you use all 38 inches of space.
Dunlop latex is one of the most durable mattress materials available. It's dense and resilient by nature, so it doesn't sag the way memory foam and polyfoam do over time. A well-maintained Turmerry latex mattress can last well over a decade, making it a better long-term value than cheaper alternatives that need replacing every few years.
Latex is naturally resistant to dust mites, mold, and mildew, three of the most common triggers for allergies and asthma. Combined with the organic cotton-and-wool cover, Turmerry's twin mattresses are a good option for anyone with allergies or chemical sensitivities.
Turmerry's mattresses carry several third-party certifications, including GOLS and OEKO-TEX for the organic latex, GOTS for the organic cotton, and LGA for overall quality. They make sure that the materials are free from harmful substances and that they last as long as claimed.
Every twin mattress ships free across the US and comes with a 120-night trial. That's enough time to know whether the mattress is truly working for you, not just how it feels the first week. If it's not the right fit, returns are straightforward.
For comfortable movement around the bed, your room should be at least 7 x 10 feet. That gives you enough space to move around the bed without the room feeling cramped. A larger room gives you more flexibility for additional furniture like a dresser or a desk.
As for cost, twin mattresses are the most affordable standard size. A basic twin starts at around $300 and can go up to $700, while premium latex and hybrid models cost around $750 to $1,200 or more. Turmerry's organic latex twin mattresses start at $699, competitive with mid-range options but built with materials that last a lot longer than memory foam.
Don't forget to budget for a bed frame and bedding on top of the mattress cost. These add up, and since twin sizing is specific, you can't always repurpose what you already have.
These are the four most popular twin mattress types you'll find on the market:
Latex mattresses are made from natural or synthetic rubber. Natural latex, particularly Dunlop latex, is the most durable option available (and the one we use in our beds). It's dense and responsive, maintaining its support for well over a decade. It sleeps cooler than memory foam, contours to the body without the sinking feeling, and is naturally hypoallergenic. Latex is the priciest option upfront, but the lifespan makes it the best long-term value.
Memory foam contours closely to the body and excels at pressure relief, making it a good option for side sleepers. The tradeoff is heat retention. Memory foam traps body heat, which can make it uncomfortable for warm sleepers. It also responds slowly to movement, so switching positions at night takes more effort. Durability is another weak point; memory foam tends to sag and lose support faster than latex.
Hybrid mattresses combine a pocketed coil support layer with a memory foam or latex comfort layer on top. The coils add bounce and airflow, while the comfort layer handles pressure relief. They're a good middle-ground option for sleepers who want some of the contouring feel of foam with better edge support and breathability. They're also heavier and more expensive than memory foam options.
Innerspring mattresses are the most traditional type, built around an interconnected coil support system with a thin comfort layer on top. They're usually the most affordable option and sleep cool due to the airflow through the coils. The downside is limited pressure relief and poor motion isolation, so you'll feel your sleep partner move. They also wear out faster than latex and hybrid mattresses.
Consider all of these factors before finalizing your purchase:
Your sleep position and body weight together determine the right firmness. Side sleepers need a softer surface to cushion the shoulder and hip. Back sleepers need medium-firm support to keep the spine aligned. Stomach sleepers need a firm surface to prevent the hips from sinking below the shoulder line. Body weight affects these recommendations, with lighter sleepers needing a softer feel and heavier sleepers needing firmer support. If you're average weight, medium firmness is perfect.
For most adults, 8 to 12 inches is the right range. Thinner mattresses under 8 inches work fine for children and bunk beds where height clearance is important, but they don't provide enough cushioning for adults. Heavier sleepers should lean toward the thicker mattresses for adequate support. Keep in mind that thickness also affects how easy it is to get in and out of bed, especially for older sleepers.
The material/construction decides how the mattress feels and how long it lasts (also how much you pay!). Natural latex is the most durable, with a responsive buoyancy that pushes back as you move. Memory foam contours closely but sags quicker. Hybrids combine modern pocket coils with a foam/latex for a great balance of support and cooling. Innerspring is the most affordable but offers the least pressure relief and wears out fastest.
If you sleep hot, you'll want to go for breathable materials like latex, which has an open-cell structure that allows airflow, and breathable covers like cotton. Innerspring and hybrid mattresses also allow more air circulation than memory foam options. A wool layer helps further, since wool naturally wicks moisture and buffers heat. Memory foam is the worst option for hot sleepers unless it has significant cooling modifications, like in cooling gel memory foam mattresses, which use gel-infused memory foam layers.
Twin mattresses are the most affordable standard size, giving you more room to invest in quality materials without stretching the budget as far as you would with a queen or king. You'll be able to find great mid-range (and even high-quality) options at around $500 to $700. Factor in the full setup cost, including bed frame and bedding.
If you or your child share the bed, motion isolation is highly recommended because it prevents motion transfer from one end to the other. Latex and memory foam both absorb movement really well. Hybrids are also good at isolating motion, thanks to the individual coils. Innerspring mattresses transfer motion across the whole surface, so you'll feel every shift. For a twin specifically, the narrow width means motion transfers more easily than on a larger bed, so this is worth paying attention to even if you only occasionally share the bed.
Good edge support means the mattress holds its shape when you sit and sleep near the edge. This matters more on a twin than on larger sizes because the sleeping surface is already narrow at 38 inches, and weak edges effectively reduce that further. Latex and hybrid mattresses with reinforced edges provide better edge support than memory foam mattresses.
Latex is the most durable material available, lasting 15-20 years or more with good care. Quality hybrids last 8 to 10 years, sometimes longer. Memory foam and innerspring mattresses start showing sag within 5 to 7 years, sometimes sooner with heavier sleepers. Low-density foam breaks down faster, so it's best to check if your mattress has high-density base foam.
A mattress feels different after a few weeks of use. Look for a trial period of at least 60 to 90 nights, so you have enough time to know whether it's working for you. Make sure to go through the return policy too when assessing the trial period. For the warranty, 10 years is a reasonable baseline for latex and hybrids. Other mattresses may have a lower warranty period. Read what it covers, though, so you have a full idea of what to expect from the mattress.
Look for reviews from people with a similar sleep position and body weight to yours. For example, a review from a 140-lb side sleeper tells you very little if you're a 220-lb back sleeper. Pay attention to long-term reviews from people who've had the mattress for two or more years, since that's where durability issues tend to show up.
Pick the right bedding, and your twin mattress will perform much better. We recommend these to start with:
A twin bed frame keeps your mattress properly supported and prevents premature sagging. Latex, memory foam, and hybrid mattresses need a flat base, so a platform frame is the right call. Innerspring mattresses work fine with a box spring.
If your mattress feels too firm or too soft, a twin mattress topper can fix that without replacing the whole mattress. A 2-to 3-inch topper is the sweet spot, enough to change the feel without making the bed too high.
A twin mattress pad adds a thin layer of cushioning and helps reduce everyday wear. It won't completely change how the mattress feels, so it's best if you're already happy with the firmness and just want some added protection and softness.
A twin mattress protector guards against spills, stains, moisture, and allergens. Put one on from day one. It's much easier to wash a protector than to deal with a stained mattress. Waterproof protectors are especially worth it for children's beds.
Sheets sit directly against your skin all night, offering comfort. Cotton is breathable and gets softer with every wash. Linen is even more breathable and great for hot sleepers but feels rougher at first. Whichever material you go with, check the pocket depth before buying.
A twin comforter is your main layer of warmth. It sits on top of your sheets and insulates you through the night. Fill material determines how warm it is, and wool regulates temperature well in both hot and cold conditions.
A twin duvet cover protects your comforter and makes it easy to switch up the look of your bedroom. Since it's removable, washing it is much easier than cleaning the comforter itself.
