How To Clean A Used Couch

Jeff Quiñz
February 14th, 2025
5 minute read

Buying second-hand furniture is a great way to save money, find unique pieces, and contribute to a more sustainable lifestyle. However, before bringing a used couch into your home, it is essential to clean and sanitize it thoroughly. Dust, stains, odors, and even pests can linger in upholstery, making it crucial to give your couch a deep clean.

In this guide, we will walk you through step-by-step instructions on how to clean a used couch, from vacuuming and stain removal to deodorizing and sanitizing. Whether you picked up a vintage piece from a thrift store or got a free couch from a friend, these tips will help make it look and smell fresh again.

Step 1: Inspect and Prepare the Couch for Cleaning

Before you start cleaning, take the time to inspect the couch carefully.

• Check for cleaning codes: Most couches have a tag with a cleaning code that indicates the best cleaning method.

• W: Use water-based cleaners.

  • S: Use solvent-based cleaners (dry cleaning only).

  • WS: Can use both water-based and solvent-based cleaners.

  • X: Only vacuum; professional cleaning recommended.

• Look for signs of bed bugs or pests: If you notice tiny black spots, shed skins, or bugs, use a steam cleaner or an insecticide spray before bringing the couch inside.

• Remove loose dirt and debris: Take the cushions off (if possible) and shake them out. Slap the couch gently to release dust.

Step 2: Vacuum Thoroughly

A vacuum cleaner with an upholstery attachment is your best tool for removing dirt, pet hair, and crumbs. Follow these steps:

1. Use the brush attachment to vacuum the entire surface, including the back, arms, and underside.
2. Pay extra attention to seams and crevices where dust, food, and dirt accumulate.
3. If your vacuum has a HEPA filter, use it to trap allergens and dust mites.

Step 3: Spot Clean Stains

If your couch has stains, address them before proceeding with a deep clean.

• General stain remover: Mix 1 cup of warm water, 1/4 cup of white vinegar, and 1 tablespoon of mild dish soap in a spray bottle. Spray onto the stain and blot gently with a clean microfiber cloth.

• Grease stains: Sprinkle baking soda on the stain, let it sit for 15 minutes, then vacuum it up.

• Ink stains: Dab with rubbing alcohol using a cotton ball.

• Pet stains: Use an enzyme-based cleaner to break down odor-causing bacteria.

Test any cleaner on a small, hidden area before applying it to visible parts of the couch.

Step 4: Deodorize the Couch

Used couches can come with lingering odors from previous owners. Here are effective ways to eliminate smells:

• Baking soda method: Sprinkle a generous layer of baking soda over the couch and let it sit for at least 15 minutes (or overnight for strong odors). Vacuum it up thoroughly.

• White vinegar spray: Mix equal parts white vinegar and water in a spray bottle. Lightly mist the couch and let it air dry.

• Vodka spray: Vodka is a natural deodorizer. Spray lightly and allow it to dry.

Step 5: Deep Clean with Steam (Optional)

If your couch allows for water-based cleaning, using a steam cleaner is a fantastic way to kill bacteria, dust mites, and allergens.

1. Fill the steam cleaner with water and a small amount of mild detergent.
2. Move the steam cleaner slowly over the fabric, ensuring you do not oversaturate the material.
3. Allow the couch to air dry completely before using it.

Step 6: Disinfect the Couch

To fully sanitize the couch, use a disinfectant spray or homemade solution:

• Hydrogen peroxide spray: Mix equal parts hydrogen peroxide and water. Spray lightly and let air dry.
• Disinfectant wipes: Use these on non-fabric parts like wooden legs and metal frames.

Step 7: Condition Leather or Faux Leather Couches

If your used couch is made of leather or faux leather, follow these steps:

• Clean: Wipe down with a damp cloth and mild dish soap.
• Condition: Use a leather conditioner or mix 1/2 cup olive oil with 1/4 cup vinegar and apply with a soft cloth.
• Buff: Use a dry microfiber cloth to buff the surface to a shine.

Step 8: Let the Couch Air Dry

To ensure no moisture remains, let the couch air dry in a well-ventilated area. If possible, place it outside in the sun for a few hours. Sunlight helps kill bacteria and speeds up drying.

Step 9: Maintain Your Clean Couch

Now that your couch is fresh and clean, keep it that way with these maintenance tips:

• Vacuum weekly to prevent dust buildup.
• Use fabric or slipcovers to protect against spills and wear.
• Rotate cushions to prevent uneven wear.
• Avoid eating on the couch to prevent stains and crumbs.

Final Thoughts

Cleaning a used couch might take some effort, but it is worth it to have a fresh, odor-free, and sanitary seating area. Whether you are bringing home a vintage find or refreshing your existing couch, these steps will ensure it looks and smells like new.