How Many Square Feet in a 4 x 10 Foot Room?

Calculate an area based on the dimensions in feet.
Area Based on Dimensions
feet
inches

feet
inches
Results
Square Feet
Acres
Square Meters
Dimensions in Meters
Hectares
Football Fields
Basketball Courts
How big is an area of 4ft by 10ft?
A 4 x 10 area is 40 sq feet. This could be used to calculate the square footage of any rectangular area such as a living room, bathroom, backyard, park, or floor area. Square footage is also commonly used to estimate the cost of material needed for painting, flooring, and other types of construction.
How many square meters are in a 4 foot by 10 foot area?
There are about 10.7639 ft2 in a m2. In an area of 4ft by 10ft, there are 3.72 square meters.
Square Footage Based on Dimensions
Dimensions 10 ft 11 ft 12 ft 13 ft 14 ft 15 ft 16 ft 17 ft 18 ft 19 ft
4 ft 40 44 48 52 56 60 64 68 72 76
5 ft 50 55 60 65 70 75 80 85 90 95
6 ft 60 66 72 78 84 90 96 102 108 114
7 ft 70 77 84 91 98 105 112 119 126 133
8 ft 80 88 96 104 112 120 128 136 144 152
9 ft 90 99 108 117 126 135 144 153 162 171
10 ft 100 110 120 130 140 150 160 170 180 190
11 ft 110 121 132 143 154 165 176 187 198 209
12 ft 120 132 144 156 168 180 192 204 216 228
13 ft 130 143 156 169 182 195 208 221 234 247
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