How to Clean Deck

Learn how to clean deck surfaces to remove dirt, stains, and mildew effectively.

Written by

How To Clean Guides Editorial Team

Research, writing, and content updates

Reviewed by

Household Care Review Desk

Safety and method review

Last reviewed

Mar 23, 2026

Updated Apr 5, 2026

Introduction

Decks are exposed to weather, dirt, and moisture which can cause stains and mildew. Learning how to clean deck regularly helps preserve wood and improve appearance.

What You'll Need

  • Deck cleaner
  • Brush
  • Water
  • Hose
  • Bucket

Step-by-Step Guide

  1. Step 1

    Sweep debris

    Start how to clean deck by removing leaves and dirt.

  2. Step 2

    Apply cleaner

    Use deck cleaner when learning how to clean deck.

  3. Step 3

    Scrub surface

    Brush during how to clean deck.

  4. Step 4

    Rinse thoroughly

    Remove cleaner while performing how to clean deck.

  5. Step 5

    Dry completely

    Finish how to clean deck by drying.

Tips

  • Clean seasonally
  • Seal wood
  • Remove debris regularly

Common Mistakes

  • Using too much pressure
  • Skipping maintenance
  • Ignoring mildew

FAQs

How often clean deck?

Every season.

Can pressure wash?

Yes, carefully.

Why mildew forms?

Moisture buildup.

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Sources & Disclosure

Sources will be added as this guide is reviewed and expanded.

AI status: AI may assist with outlining or drafting, but every published guide is reviewed and edited by a human before it goes live.