English Mastiff withers height chart
See the withers height of the English Mastiff by age and compare the growth references. If you are wondering what adult height a female or male English Mastiff reaches, this page gives you concrete milestones.
Growth of the female English Mastiff
Depending on its build, a female English Mastiff should measure between 23.8 and 27.5 cm at 3 months.
At 6 months, a female English Mastiff measures on average between 39.9 cm for the smallest individuals and 47.4 cm for the largest.
How tall should a female English Mastiff be at 1 year? Between 61.6 and 74 cm.
A female English Mastiff finishes growing at 18 months or so, up to 24 months for the largest builds.
Growth of the male English Mastiff
Depending on its build, a male English Mastiff should measure between 25.8 and 29.1 cm at 3 months.
At 6 months, a male English Mastiff measures on average between 43.3 cm for the smallest individuals and 50 cm for the largest.
How tall should a male English Mastiff be at 1 year? Between 66.9 and 78.3 cm.
A male English Mastiff finishes growing at 18 months or so, up to 24 months for the largest builds.
How to measure a English Mastiff at the withers
- Stand your dog on level ground with its legs straight.
- Locate the withers : it is the highest point of the shoulders, at the base of the neck.
- Lay a straight object (a book or a rigid ruler) horizontally at the withers.
- Measure vertically from the ground to the underside of that object with a tape measure.
- Repeat two or three times and keep the average value to follow growth.
Going further
See also the weight chart of the English Mastiff to compare how height and weight change during growth.
English Mastiff height FAQ
What adult height for a female English Mastiff?
An adult female English Mastiff usually measures between 70 and 86 cm.
What adult height for a male English Mastiff?
An adult male English Mastiff usually measures between 76 and 91 cm.
What is the English Mastiff height curve during growth?
The English Mastiff height curve gives milestones at 3, 6 and 12 months, with separate references for females and males.