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The Daily Insight

How many linear feet does a gallon of paint cover?

Author

Emily Wong

Updated on February 12, 2026

How many linear feet does a gallon of paint cover?

40 linear feet
At 350 square feet per gallon, you can expect a gallon of paint to cover a little more than 40 linear feet worth of 8-foot-tall wall space with a single coat. Windows, doors or other openings that reduce the amount of wall surface will let you stretch your gallon over more linear feet.

Will 1 gallon of paint cover a bathroom?

Paint Calculator Tip 1: One gallon can of paint will cover up to 400 square feet, which is enough to cover a small room, like a bathroom. You may want to consider this extra can if you are doing a room with vaulted ceilings.

How many coats of paint does a ceiling need?

A gallon will typically cover 350-400 square feet with one coat. If you are getting a high-quality product with a built-in primer, or if you prime beforehand, you should only need one coat. If the surface is darker, significantly stained, consists of fresh drywall or porous, you may need more coats.

Is one quart of paint enough for a bathroom?

So, bathroom paints are designed especially for the moisture and wet areas. If you buy the bathroom specific, high-quality paint with a single-coat guarantee, then yes, one quarter will be enough for painting a small bathroom but I personally recommend getting a gallon of paint and painting your bathroom in two coats.

How many sq ft does one gallon of paint cover?

First, one gallon of paint will cover about 350 square feet. Next, remember most painting projects will require at least two coats of paint to ensure quality of the painting project. Keep in mind when you are doing your calculations that one gallon will cover 350 square feet and you will need at least two coats of paint.

How big of a room do I need to paint?

Wall 1. Two gallon cans of paint cover up to 800 square feet, which is enough to cover an average size room. This is the most common amount needed especially when considering second coat coverage. Three gallon cans of paint cover up to 1200 square feet. This is enough to cover a large room or a couple average sized rooms adjoining each other.

How do you figure out how much paint to put on a wall?

The Calculation To find the area of a wall, we multiply wall height x wall width. The estimate divides the total square footage by 350, as one gallon of paint covers 350 square feet. Your paint calculation will update if you change the number of desired coats of paint.

How much paint do I need for a parking lot?

Asphalt Kingdom’s Parking Lot Paint Calculator lets you know how many gallons of paint you’ll need for your line painting job. All you need to know is how many linear feet you’ll be painting.

How do you calculate gallons of paint?

To find the number of gallons of paint you need to buy for your painting project, simply divide the overall wall area that is to be painted by 350, or the square footage for one gallon. If the resulting number is more than 0.5 over the round number, buy an additional gallon of paint.

What is the average paint coverage per gallon?

Most paints for general consumer use cover about 400 square feet per gallon. This amount is maximum coverage on a well prepared surface with no heavy texture or other abnormalities.

How many gallons to paint a house?

We need 2 to 3 gallons of paint for painting the gutters, fascia, and window trim. A usual two-story house (approximately 2,500 square feet) may take up to 25 gallons of good-quality paint. This quantity is for soffits, siding, and overhangs. Moreover, 3 to 5 gallons are for the accented trim.

How much area will one gallon of paint cover?

Take a few minutes at home to measure the area to be painted. A gallon of paint will typically cover 450 square feet according to the manufacturer’s calculations. It’s safer to figure 400 square feet of cove­rage per gallon of paint.