The average residential roof size in the US is about 1,700 square feet or 17 squares, although there are many larger homes with roofs that are twice as large. All professional roofers use “squares” to measure and estimate roofs. A square is equal to 100 square feet of the 3-dimensional roof surface.

## How do I calculate the square footage of my roof?

How to Calculate Total Square Footage of Your Roof

- Measure the length and width of each plane on the roof (including dormers) then multiply length times width.
- Add the square footage of each of the planes together.

## How big is a 20 square roof?

Roofing Square Conversion Calculator

If your roof is 2,000 sq. feet, then you will have 20 squares. (2,000 / 100 = 20).

## How many squares is a 1000 sq ft roof?

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Conversions Table | |
---|---|

10 Square Feet to Roofing Squares = 0.1 | 800 Square Feet to Roofing Squares = 8 |

20 Square Feet to Roofing Squares = 0.2 | 900 Square Feet to Roofing Squares = 9 |

30 Square Feet to Roofing Squares = 0.3 | 1,000 Square Feet to Roofing Squares = 10 |

## Is the square footage of a house the same as the roof?

Roofing Quote Footage is Not the Same as Home Square Footage

Depending on where the information is coming from is going to determine the basis on which the estimated roof footage is calculated. The roof square footage is what we (roofing contractor) need to calculate a budget quote to do the job.

## How do you estimate roofing?

To estimate how many shingles you’ll need, first estimate the total square footage of your roof’s surface. To do this, measure the length and width of each plane on the roof, including dormers. Then, multiply length x width to get the square footage of each plane.

## What is the most common roof pitch?

The most commonly used roof pitches fall in a range between 4/12 and 9/12. Pitches lower than 4/12 have a slight angle, and they are defined as low-slope roofs. Pitches of less than 2/12 are considered flat roofs, even though they may be very slightly angled.

## How much is 20 square shingles?

Roof Shingles Cost per Square

Number of Squares | Cost (Including labor) |
---|---|

12 squares | $2,400 – $6,000 |

15 squares | $3,000 – $7,500 |

17 squares | $3,400 – $8,500 |

20 squares | $4,000 – $10,000 |

## How many bundles of shingles do I need for 2000 square feet?

The number of bundles or squares you need will depend on the surface area of your roof, and its pitch or slope. For example, a 2,000 square foot roof will require 20 squares or 60 bundles.

## How many squares are in a 1200 square foot roof?

To determine the number of squares on the gable roof above, divide its total of 24,000 square feet by 100 (24,000 ÷ 100 = 240).

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How many shingles do I need for 1000 square feet?

House by Square Foot | Roof by Square Foot | Re-Roofing Cost* |
---|---|---|

1,000 | 1,054 | $4,000 – $5,500 |

1,100 | 1,160 | $4,200 – $6,000 |

1,200 | 1,265 | $4,500 – $6,500 |

1,500 | 1,581 | $5,500 – $8,000 |

## How many squares is 3000 square feet?

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Conversions Table | |
---|---|

10 Roofing Squares to Square Feet = 1000 | 800 Roofing Squares to Square Feet = 80000 |

20 Roofing Squares to Square Feet = 2000 | 900 Roofing Squares to Square Feet = 90000 |

30 Roofing Squares to Square Feet = 3000 | 1,000 Roofing Squares to Square Feet = 100000 |

## How much does it cost to shingle a 1000 sq ft roof?

Average Cost to Replace a Roof by House Size

House (& Roof**) by Square Foot | Re-Roofing Cost* |
---|---|

1,000 (1,054) | $4,000 – $5,500 |

1,100 (1,160) | $4,200 – $6,000 |

1,200 (1,265) | $4,500 – $6,500 |

1,500 (1,581) | $5,500 – $8,000 |

## How many bundles of shingles does it take to cover 1200 square feet?

How many bundles of shingles do I need for 1200 square feet? The average bundle of shingles covers 33.3 ft2, so three bundles of shingles are needed per square.

## How many square feet is a roof on a 2000 square foot house?

If your house area is 2000 square feet, the number of roofing square for the roof will be 20.

## What does square foot under roof mean?

When house plan sellers refer to Total Living square feet, they are referring to the “living area” of the home. This can be thought of as the area that will be heated or cooled. … The total foot print the home will take up. This area includes garages, porches, patios, and any area under the main roof.