How to Clean a Kitchen Sink: Complete Guide for All Sink Types

The kitchen sink is used dozens of times a day — for washing dishes, rinsing produce, and cleaning hands. Studies show it harbors more bacteria than most other surfaces in the home. Regular cleaning keeps it hygienic, odor-free, and looking its best.

How Often Should You Clean Your Kitchen Sink?

• Daily: Quick rinse and wipe after use.
• Weekly: Full scrub of the basin, faucet, and drain area.
• Monthly: Deep clean including the drain and overflow hole.

What You'll Need

• Dish soap
• Non-scratch scrub sponge
• Microfiber cloths
• Baking soda
• White vinegar
• Spray bottle
• Bar Keepers Friend (for stainless steel and porcelain)

How to Clean a Stainless Steel Sink

1. Rinse the sink with warm water.
2. Sprinkle baking soda over the entire basin.
3. Scrub with a damp non-scratch sponge in the direction of the grain — always scrub with the grain on stainless steel to avoid scratches.
4. Spray with white vinegar — it will fizz with the baking soda, helping lift grime and disinfect.
5. Rinse thoroughly and dry with a microfiber cloth to prevent water spots.
6. For stubborn stains or discoloration, sprinkle Bar Keepers Friend on a damp sponge and scrub gently. Rinse thoroughly.

How to Clean a Porcelain or Ceramic Sink

1. Spray with a diluted dish soap solution and scrub with a non-scratch sponge.
2. For stains and discoloration, apply Bar Keepers Friend paste, let sit 5 minutes, scrub gently and rinse.
3. For yellowing, fill the sink with warm water and add ½ cup of white vinegar. Let soak 30 minutes, then scrub and rinse.
4. Avoid abrasive scrubbers — they scratch porcelain permanently.

How to Clean a Composite Granite Sink

1. Wash with warm soapy water and a soft cloth daily.
2. For mineral deposits and water spots, spray with white vinegar, let sit 5 minutes, and wipe clean.
3. For stubborn stains, apply a baking soda paste, scrub gently, and rinse.
4. Avoid bleach — it can discolor composite sinks.

Cleaning the Drain and Overflow

1. Pour ½ cup of baking soda down the drain.
2. Follow with ½ cup of white vinegar. Let fizz for 15 minutes.
3. Flush with boiling water.
4. Use a small brush to scrub around the drain opening and the overflow hole.

Disinfecting the Sink

Fill a spray bottle with equal parts white vinegar and water. Spray all surfaces, let sit 5 minutes, and wipe clean. For a stronger disinfect, use a diluted bleach solution (1 tablespoon per quart of water) on stainless steel or porcelain — rinse thoroughly afterward.

Frequently Asked Questions

What is the best cleaner for a kitchen sink?

Baking soda and vinegar work well for most sinks. For stainless steel and porcelain, Bar Keepers Friend is excellent for removing stains and restoring shine.

How do I get rid of the smell from my kitchen sink?

Pour baking soda down the drain followed by white vinegar. Let fizz 15 minutes, then flush with boiling water. See our dedicated guide on how to remove kitchen sink smell for more methods.

How do I remove water spots from a stainless steel sink?

Dry the sink after every use with a microfiber cloth. For existing water spots, wipe with a cloth dampened with white vinegar, then dry immediately.

Can I use bleach on a stainless steel sink?

Use bleach sparingly and diluted — undiluted bleach can damage stainless steel over time. Rinse thoroughly after use. Avoid bleach entirely on composite granite sinks.