Gestation Calculator

This calculator has been designed to give you an idea of the treatment options available to you*. If you decide to have an abortion with Marie Stopes UK, one of our nurses will give a more approximate gestation date during your appointment by way of a scan.
*Please note that this online calculator will only give you an estimated gestation based on the details you have provided.

Please select the first day of your last menstrual period.



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Call us now on 0345 300 8090 or email services@mariestopes.org.uk

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Where we are in the UK

We have over 60 Marie Stopes Centres and Clinics which offer private abortion treatment throughout the UK. Find out where the most convenient place might be for you.

Use our clinic finder to see which clinic or centre might be most suitable for you. You can sort the result by area, postoce, city or town and type of abortion.