Best Mattresses for Side Sleepers in Los Angeles

In side sleeping, the body's widest points — hips and shoulders — are the primary contact points with the mattress. These points need to sink into the surface so the spine can remain horizontal. Back sleepers distribute weight across a larger surface (back, shoulders, legs) and need a flatter, more supportive surface to maintain lumbar curvature without sinkage. A mattress designed for back sleeping (medium-firm or firm) will block hip and shoulder sinkage in side sleeping, creating pressure points and lateral spinal curves. A mattress designed for side sleeping (medium-soft to medium) will let the lumbar region sink too deeply for a back sleeper, causing lower back tension.

Yes — firm mattresses are a common cause of hip and shoulder pain in side sleepers. When the hip cannot sink into the sleep surface, body weight concentrates at the greater trochanter (the bony prominence of the hip). Over an 8-hour sleep period, this sustained pressure can cause pain, numbness, and tissue irritation. The same applies to the shoulder — when the shoulder cannot sink, the rotator cuff and surrounding musculature hold tension throughout the night. If you are a side sleeper waking with hip or shoulder pain, your mattress firmness is likely the cause.

All three types can work well for side sleepers when selected in the right firmness. Memory foam provides the most conforming pressure relief and is particularly effective for side sleepers with hip or shoulder pain — the foam molds closely to the body and distributes pressure well. Hybrid mattresses are the most versatile option — the coil layer prevents the full-body sink that can occur with all-foam mattresses, while the foam or latex comfort layer provides the hip and shoulder relief side sleepers need. Latex mattresses offer pressure relief similar to foam but with faster response and better temperature regulation. If you run hot while sleeping, a hybrid or latex in a medium-soft configuration is usually better than a dense foam mattress.

A pillow-top can help, but it is not required. The defining characteristic for side sleeping is the firmness and compressibility of the comfort layer — whether that comfort layer comes in the form of a pillow top, a thick foam layer, or a thick latex layer makes less difference than the firmness rating and how well the shoulder and hip sink. Some side sleepers prefer a pillow-top because the quilted surface provides an immediate, tactile softness. Others find that a non-pillow-top in the same firmness performs identically. Try both configurations in person if you are undecided.

Both can be excellent for side sleeping. The choice often comes down to secondary preferences. Memory foam provides deeper contouring and better motion isolation — better if you sleep with a partner who moves. Hybrid mattresses offer more temperature regulation, better edge support, and faster response — better if you run warm, share the bed, or change positions frequently during the night. For most side sleepers, a medium-soft to medium hybrid is the first recommendation because it handles the widest range of secondary needs without compromising on pressure relief at the hips and shoulders.

The most effective method: get onto the mattress in your actual side sleep position — whichever side you naturally start on — and stay there for at least 5 minutes. Pay specific attention to pressure at the hip (outer hip bone) and shoulder. If you feel a concentrated hard pressure at either point within a minute or two, the mattress is too firm. Your spine should feel level and horizontal — not arched upward from the mattress (too firm) or sagging in the middle (too soft). Have a staff member or partner observe your spinal alignment from behind if possible. Visit any of our 5 Los Angeles showrooms for a guided side-sleep fitting.

Side sleepers tend to shift position more during the night than back sleepers and often need more horizontal space for pillow placement. A queen size (60 x 80 inches) is the minimum comfortable size for a single adult side sleeper who moves during sleep. A king or California king (76 x 80 inches or 72 x 84 inches) is recommended if you sleep with a partner — the extra width means a partner's movement is less likely to disturb you, and the additional length of a California king suits taller side sleepers (6'2" and above) who need their feet on the mattress rather than hanging off the edge.