Construction Calculators
Free construction calculators for professionals. Estimate with precision.
Square Footage Calculator
Calculate total area for multiple rooms with different shapes
Need faster area calculations?
QuickBid AI automatically measures floor areas from your plans, handling complex shapes and multiple rooms in seconds. Get instant takeoffs for flooring, painting, and more.
Calculator Features
Calculate square footage for various room shapes and spaces
Room Types
- Rectangular rooms
- Square rooms
- Circular spaces
- Multiple room support
Calculations
- Total area
- Individual room areas
- Metric/Imperial conversion
- Instant results
How to Use the Calculator
Follow these steps for accurate area measurements
Simple Step-by-Step Process
- 1Add rooms using the "Add Room" button
- 2Name each room for easy reference
- 3Select the appropriate shape
- 4Enter dimensions in feet or meters
- 5Get total area and conversions instantly
Pro Tips for Accurate Measurements
- Wall-to-Wall: Measure from internal wall to wall
- Include All Spaces: Account for closets and alcoves
- Complex Shapes: Break irregular shapes into basic shapes
- Verify Measurements: Double-check all dimensions
- Order Materials: Add 10% for waste in material orders
Common Applications
How square footage calculations help in construction and real estate
Construction
- Flooring estimates
- Paint coverage
- Material ordering
- HVAC sizing
- Lighting requirements
Real Estate
- Property listings
- Space planning
- Layout design
- Area verification
- Building code compliance
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