# Pounds Per Square Foot to Pounds Per Square Inch Conversion

Enter the pressure in pounds per square foot below to get the value converted to pounds per square inch.

**Results in Pounds Per Square Inch:**

## How to Convert Pounds Per Square Foot to Pounds Per Square Inch

To convert a pound per square foot measurement to a pound per square inch measurement, divide the pressure by the conversion ratio.

Since one pound per square inch is equal to 144 pounds per square foot, you can use this simple formula to convert:

The pressure in pounds per square inch is equal to the pounds per square foot divided by 144.

**For example,**here's how to convert 500 pounds per square foot to pounds per square inch using the formula above.

Pounds per square foot and pounds per square inch are both units used to measure pressure. Keep reading to learn more about each unit of measure.

## Pounds Per Square Foot

One pound per square foot is the pressure of equal to one pound-force per square foot.

The pound per square foot is a US customary and imperial unit of pressure. Pounds per square foot can be abbreviated as *psf*; for example, 1 pound per square foot can be written as 1 psf.

PSF can be expressed using the formula:

1 psf = 1 lbfft^{2}

Pressure in pounds per square foot are equal to the pound-force divided by the area in square feet.

## Pounds Per Square Inch

One pound per square inch is the pressure of equal to one pound-force per square inch.

The pound per square inch is a US customary and imperial unit of pressure. A pound per square inch is sometimes also referred to as a pound-force per square inch. Pounds per square inch can be abbreviated as *psi*; for example, 1 pound per square inch can be written as 1 psi.

PSI can be expressed using the formula:

1 psi = 1 lbfin^{2}

Pressure in pounds per square inch are equal to the pound-force divided by the area in square inches.

## Pound Per Square Foot to Pound Per Square Inch Conversion Table

Pounds Per Square Foot | Pounds Per Square Inch |
---|---|

1 psf | 0.006944 psi |

2 psf | 0.013889 psi |

3 psf | 0.020833 psi |

4 psf | 0.027778 psi |

5 psf | 0.034722 psi |

6 psf | 0.041667 psi |

7 psf | 0.048611 psi |

8 psf | 0.055556 psi |

9 psf | 0.0625 psi |

10 psf | 0.069444 psi |

20 psf | 0.138889 psi |

30 psf | 0.208333 psi |

40 psf | 0.277778 psi |

50 psf | 0.347222 psi |

60 psf | 0.416667 psi |

70 psf | 0.486111 psi |

80 psf | 0.555556 psi |

90 psf | 0.625 psi |

100 psf | 0.694444 psi |

200 psf | 1.3889 psi |

300 psf | 2.0833 psi |

400 psf | 2.7778 psi |

500 psf | 3.4722 psi |

600 psf | 4.1667 psi |

700 psf | 4.8611 psi |

800 psf | 5.5556 psi |

900 psf | 6.25 psi |

1,000 psf | 6.9444 psi |