HST Calculator

Because of the complexity of HST rules, sometimes it is overwhelming for small and new business owners to calculate taxes. To make things simpler and reduce the complexity in the process of calculation, you can use the HST Calculator. If you are a small business owner or a sole proprietor, this calculator is going to be very beneficial to you. It will save a lot of time and money that you could be spending trying to figure out how much HST you have to pay to the government.

What is HST?

HST is a consumer tax in Canada. It is the amount that is to be paid by the final customer. It is effective in five out of the ten provinces of Canada - New Brunswick, Newfoundland and Labrador, Nova Scotia, Ontario and Prince Edward Island.

The calculator saves a lot of your time by making the process quite simple. Here is how you can use it:

  • Select the province you need to calculate HST for.
  • Enter the value in the appropriate field. The other values (PST and GST) will be calculated instantly.


  • Calculates HST for all Canadian provinces where Harmonized Sales Tax is implemented.
  • Gives instant results.
  • Can be used as reverse calculator.
  • Free for personal and commercial use.

Reverse HST

hst calculator 2019

Current (2019) HST rates are:

Province HST Rate Federal Part Provincial Part
New Brunswick 15% 5% 10%
Newfoundland and Labrador 15% 5% 10%
Nova Scotia 15% 5% 10%
Ontario 13% 5% 8%
Prince Edward Island 15% 5% 10%