How To Make Sofa Cushions Firmer? Try These 2 Ways

Did you know that you can learn how to make sofa cushions firmer with two options? This article will discuss how fixing the cushion filler or even reinforcing the sofa frame can support your soft couch. You can also read this complete guide on improving sofa cushions if you want more general information. 

So before you get frustrated with your furniture, scroll down to see some easy remedies. 

How To Make Sofa Cushions Firmer


How Can I Make My Couch Cushions Firmer?


Option 1. Fix the filler

  • Remove the cushions from the couch and open their covers
  • Inspect the type of filler that the cushions use and decide whether to fluff or replace them
  • Loose sofa cushion fillers will clump and lose their support over time, so you can fluff them to restore the firmness of the sofa
  • If the sofa fillers are too crumbled or soiled, it’s better to replace them with polyester fiberfill instead because they won’t compress as easily as crafting materials
  • Stuff the sofa cushions until you achieve the firmness you want 
  • If the sofa cushions use foam, add the filler underneath the material to restore the integrity of the cushions
  • You can also replace the cushion foams altogether if they are dented 
  • Opt for high resilience foam because it is firm and can withstand usage on sofas
  • Tufting the sofa cushions is also another method to fix the filler and keep them firm because the materials inside will stay in place

Option 2. Fix the sofa structure

  • The practical methods to make the sofa cushions firmer is not only limited to fixing their fillers because the sofa structure can also cause them to soften 
  • Similar to fixing a sagging sofa, checking and repairing the springs on the couch can restore its loss of support
  • Replacing the sofa springs will restore the ability of the sofa cushions to resist weight and pressure to maintain a firm support
  • If the springs aren’t the culprit, you can also make the sofa cushions better by using a piece of plywood around half an inch thick on the base
  • Having an extra material underneath the cushions will help with weight distribution to prevent dents or softened seating area

What Do You Do If Your Couch Cushions Are Too Soft?

You can stiffen your sofa cushions by reinforcing the fillers or replacing them altogether. Use a high-density polyester foam because it won’t soften as quickly compared to other materials. You can also keep your couch cushions from softening quickly by practicing proper maintenance. 

One of the most effective ways to fix sagging sofa cushions is simply flipping them regularly. This will distribute the wear and tear throughout the cushions to maintain their supportive composition. It would also be best to keep the cushions from getting exposed to moisture or heat as these factors ruin the fillers. 


Soft sofa vs firm sofa

Softness may often be confused as synonymous with comfort, but getting a very soft couch can do more harm than good. If you sink too much on the sofa, it can encourage slouching and poor sitting posture. On the contrary, a firm sofa will help you keep an aligned spine, which is more comfortable and advantageous to the body in the long run.  

How To Make Down Sofa Cushions Firmer

Down is a popular material for those who want to experience luxurious softness. However, they can feel too soft for the sofa, so it’s best to increase their stiffness by combining down with foam. You can still retain the comfort from the softness of down, but placing a foam core on the sofa cushions will maintain their  structural integrity for a longer time. 

Another technique is to mix down and feather according to your desired ratio and wrap them with polyester batting. However, it’s worth noting that down is not the easiest sofa material to clean. It’s best to use sofa covers to keep them from accumulating dirt and spills, as a ruined sofa cushion will undoubtedly provide inadequate support. 

What Is The Best Foam For Couch Cushions?

The best foam for sofa cushions is high resilience foam. A high-density material that can withstand compression will maintain its firmness well, which is ideal for furniture items like sofas prone to wear and tear. High-quality latex and polyurethane foams are more popular for couch cushions than memory foam that can fail to return to their original shape with prolonged pressure. 

How Do I Stiffen My Couch Springs?

Sagging sofa springs can affect the firmness of the sofa, and you can quickly repair them by inspecting their metal brackets. Each spring has a bracket on both ends, which can loosen when worn down. Tighten them with screws to reattach them to the sofa frame. 

You can also inspect the wire on each sofa spring. Their attachment to the springs can loosen, so it’s best to replace them. Read this guide on how to fix sofa springs to know more. 


Firmness is vital on sofas because it affects the support you’ll get. You can learn how to make sofa cushions firmer by replacing the fillers with high resilience foam or reinforcing them with plywood. Another way to stiffen the couch cushions is by tightening the springs to restore their ability to resist pressure. 

Have you tried any of these solutions yet? Let us know in the comments below!