How Much Does a Quart of Paint Cover? 2025 Guide
Standing in the paint aisle trying to figure out if you need a quart or gallon? You’re not alone. Most homeowners struggle with this exact question before starting their painting project. Understanding how much does a quart of paint cover saves you money and prevents mid-project store runs. A quart of paint covers 90 to 100 square feet with one coat. This makes it perfect for small bathrooms, single doors, accent walls, or trim work. The actual coverage depends on your surface type, paint quality, and how you apply it. Paint Coverage Basics: Understanding Square Footage You need to know what you’re working with before you buy paint. Once you know the basics, paint coverage isn’t hard to understand. A quart is one-fourth of a gallon. Since a gallon of paint covers around 400 square feet, we may figure out that a quart covers about 100 square feet. This figure works for most normal painting jobs. The size of the space doesn’t matter as much as the size of the surface. You won’t use the same paint on the doors, windows, or trim as you do on the walls of a 10×10 room. Only figure out what you’ll truly cover. Paint companies test their products in the best possible conditions. Results in the real world are different. A wall that is smooth and primed provides you all 100 square feet. A quart of paint might barely cover 80 square feet over a rough, unpainted surface. How Much Area Does a Quart of Paint Cover for Different Projects Let’s look at real projects where a quart of paint makes sense. Single Interior Doors A standard interior door measures about 20 square feet per side. One quart covers both sides with two coats and leaves paint for touch-ups. Add the door frame, and you’re looking at 30 to 35 square feet total. Still well within one quart’s range. Small Bathroom or Powder Room Most powder rooms have 80 to 120 square feet of wall space. After subtracting the door and any windows, you’re left with 60 to 90 square feet. One quart handles two coats in these tight spaces. Bathrooms need quality primer underneath because of moisture, which helps your topcoat cover better. Accent Wall Projects Want to add a bold paint color to one wall? Measure the wall’s height and width. An 8-foot by 10-foot accent wall equals 80 square feet. One quart gives you two solid coats. This is where quarts shine. You can test a dramatic color without buying a full gallon. Trim and Baseboards Most rooms have 40 to 60 linear feet of baseboard. Standard baseboards run about 6 inches tall. That’s 20 to 30 square feet of surface area. One quart covers all your trim with paint left over. Crown molding adds more area, but rarely enough to need a second quart. Kitchen Cabinets Cabinet doors vary widely in size. Most kitchens have 10 to 15 cabinet doors and drawer fronts. Each door averages 4 to 6 square feet. You’re looking at 50 to 90 square feet total. Cabinets need thin, even coats. One quart might stretch across a small kitchen, but buy two for safety. Cabinet paint typically has different coverage rates than wall paint. What Affects Paint Coverage? Key Factors to Consider Not all surfaces drink up paint the same way. Surface Texture and Condition Smooth drywall with primer gives you maximum coverage. The paint sits on top instead of soaking in. Textured walls like popcorn ceilings or stucco eat more paint. All those little peaks and valleys increase the actual surface area by 15 to 20 percent. Raw, unpainted drywall is thirsty. It can absorb 25 to 30 percent more paint than a primed surface. New construction or patched areas need extra attention. Always prime bare drywall before your color coats. Paint Quality Matters High quality paint contains more pigments and resins. These ingredients help the paint spread further and hide better. Premium brands from Benjamin Moore, Sherwin-Williams, or Behr often need just one coat over light colors. Budget paint uses more fillers and less pigment. You’ll need thicker application or extra coats to get solid coverage. That “cheap” gallon ends up costing more when you factor in the extra paint and time. Application Method Your tools change how much paint covers. A quality roller with the right nap distributes paint evenly. Cheap rollers absorb too much paint or create thin spots that need touch-ups. Brushes work great for trim and detail work but use more paint than rollers for large areas. Sprayers give the most consistent coverage but require more total paint because of overspray. Color Transitions Going from dark to light colors takes more paint. A white or cream color over navy blue needs at least two coats, sometimes three. The dark base bleeds through thin layers. Painting dark over light works better. One coat of charcoal over beige usually covers well. Tinted primer helps when making big color jumps. Ask your paint store to tint the primer close to your final color. Environmental Conditions Temperature and humidity affect how paint spreads and dries. Cold paint is thick and doesn’t flow smoothly. Warm paint (65 to 75 degrees) gives better coverage. High humidity slows drying and can cause the paint to sag or run. How Do I Calculate How Much Paint I Need? Here’s the exact process to figure out your paint needs. Step 1: Measure Your Space Grab a tape measure and paper. Measure each wall’s length in feet. Then measure the height from floor to ceiling. Multiply length times height for each wall’s square footage. Example: A wall that’s 12 feet wide and 8 feet tall equals 96 square feet. Write down each wall’s measurement. Step 2: Add It All Up Add together all your wall measurements. This gives you the total square footage before deductions. A 10×10 room with 8-foot ceilings has 320 square feet of wall space (four walls of 80 square feet each). Step 3: Subtract