As of 2014, the average annual wage for a fitness instructor is $39,410. The bottom 10 percent of fitness trainers earn less than $18,110, while the top 10 percent of fitness trainers earn more than $67,560.
The wages for fitness trainers vary by state, with the average salary in states such as New York, California and New Jersey higher than the average nationwide. In New York, for instance, the average fitness trainer salary is $54,050 per year. The average wage increases even more in certain metropolitan areas, even topping $60,000 in some. The average annual salary for a fitness trainer in Barnstable Town, Massachusetts, is $62,310, while in both the New York-White Plains-Wayne, New York, and the New Jersey Metropolitan Division, it is slightly lower at $61,660.