Do I need to sand my deck before staining it? Yes, always 4% In most cases 8% In some cases 79% No, never 4% Not sure 4% Get Free Quotes Today! Question: Do I need to sand my deck before staining it? Top Answer (79% of 24 votes): In some cases. Answer: In some cases Explanation: I would recommend it. Colorado Concrete Answer: In some cases Explanation: Depends on project Anthony Shelton Painting Answer: In some cases Explanation: Only if your deck is getting rough over time from the sun. Family Flooring Co. Get Free Quotes From Local Pros ProMatcher Answer: In some cases Explanation: If it is too rough, why not smooth it out. ArtsWorks, LLC Get Free Quotes Today! Find Local Pros Free Staining a Deck Cost Estimates Related Questions Estimated Cost of Staining a Deck How long should I wait to stain my deck after pressure washing?Top answer: One day Do I need to seal my deck after staining it?Top answer: Yes Should you prime a deck before staining it?Top answer: No, never How often should I seal my pressure-treated deck?Top answer: Every 2-4 years