Square inch to Square meter Converter
Type a value — the answer appears instantly. 1 in² = 0.00064516 m².
Reviewed by the OmniCalc teamMethod verified 2026-07-01
0.00064516 square meters
= 0.00694444 ft²= 0.0000001594 ac
equals 0.00064516 square metersFormula: m² = in² × 0.00064516
Square inch to Square meter formula
m² = in² × 0.00064516
Convert 5 square inches to square meters
- Start with 5 square inches.
- Multiply by the conversion factor: 5 × 0.00064516 = 0.0032258.
- So 5 in² = 0.0032258 m².
Square inch to Square meter conversion table
| Square inches (in²) | Square meters (m²) |
|---|---|
| 0.01 in² | 0.0000064516 m² |
| 0.1 in² | 0.000064516 m² |
| 0.25 in² | 0.00016129 m² |
| 0.5 in² | 0.00032258 m² |
| 1 in² | 0.00064516 m² |
| 2 in² | 0.00129032 m² |
| 3 in² | 0.00193548 m² |
| 4 in² | 0.00258064 m² |
| 5 in² | 0.0032258 m² |
| 6 in² | 0.00387096 m² |
| 7 in² | 0.00451612 m² |
| 8 in² | 0.00516128 m² |
| 9 in² | 0.00580644 m² |
| 10 in² | 0.0064516 m² |
| 15 in² | 0.0096774 m² |
| 20 in² | 0.0129032 m² |
| 25 in² | 0.016129 m² |
| 30 in² | 0.0193548 m² |
| 40 in² | 0.0258064 m² |
| 50 in² | 0.032258 m² |
| 75 in² | 0.048387 m² |
| 100 in² | 0.064516 m² |
| 250 in² | 0.16129 m² |
| 500 in² | 0.32258 m² |
| 1,000 in² | 0.64516 m² |
| 5,000 in² | 3.2258 m² |
| 10,000 in² | 6.4516 m² |
Unit definitions
What is a square inch?
The square inch is the area of a one-inch square, exactly 6.4516 square centimetres. It is used in the United States for pressures (pounds per square inch), print, and small surfaces. There are 144 square inches in a square foot.
What is a square meter?
The square metre is the SI derived unit of area, the area of a square one metre on each side. It is the global standard for floor space, real estate, and land in metric countries. One square metre is about 10.76 square feet.
Frequently asked questions
How many square meters are in one square inch?
One square inch equals 0.00064516 square meters (1 in² = 0.00064516 m²).
How do I convert square inches to square meters?
Multiply the value in square inches by 0.00064516. For example, 10 in² × 0.00064516 = 0.0064516 m².
Which is bigger — a square inch or a square meter?
A square meter is bigger: one square meter contains 1,550 square inches.
Is this square inch to square meter converter free?
Yes — the converter is free, works offline once loaded, and computes instantly in your browser without sending your numbers to a server.
Conversion factors follow international definitions (SI / NIST). Last verified 2026-07-01.