Convert Square Inches (in²) to Hectares (ha) | in² in ha

You are: Home > Area > Square Inches to Hectares

Let's convert Square Inches (in²) to Hectares (ha)

This quick and easy calculator will convert Square Inches (in²) to Hectares (ha) and show formula, brief history on the units and quick maths for the conversion.

Quick Reference for Converting Square Inches to Hectares

Formula
ha = in² / 15500031
Quick Rough Maths
To get the Hectares, divide the number of Square Inches by 15.5 million
Square Inches (in²) in 1 Hectare
There are 15500031 Square Inches in 1 Hectare
Hectares (ha) in 1 Square Inch
There are 0 Hectares in 1 Square Inch

Unit Information

Square Inch
/skwɛːˌɪn(t)ʃ/
Symbol: in²
Unit System: Imperial

What is the Square Inch?

The square inch is a unit of area and is an imperial unit with the symbol in².

One square inch is equal in area to a square with edges one inch in length.

The square inch is a common unit of measurement in the UK and US.

Hectare
/ˈhɛktɛː,ˈhɛktɑː/
Symbol: ha
Unit System: Non-SI Metric

What is the Hectare?

The hectare is a unit of area and is a non-SI but metric unit with the symbol ha.

It represents the area equal to that of a square with edges 100m long (ie 1hm² or 10,000m²). This is the equivalent to about 2.47 acres.

Its size is down to its use primary use; that for measuring the size of land.

﻿