Estimate floor area and a ballpark cost for a shed, coop, or hoop house from length, width, and cost per square metre.
| Area | – |
| Cost | – |
Use this calculator for a first budget on a rectangular outbuilding. Enter length, width, and a cost per square metre of floor.
Area = length × width. Cost = area × cost per m². Length and width can be entered in metres (m) or feet (ft). Area is shown in m² or ft².
This is a floor-area sketch. It does not split out walls, roof, or foundations.
Length: Building length, in m or ft.
Width: Building width, in m or ft.
Cost per m²: All-in cost per square metre of floor, from a quote or a rule of thumb.
Area: Floor area.
Cost: Area times the unit cost.
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