How much could one earn while receiving social security in 2016?

In 2016, individuals receiving Social Security benefits could earn up to $15,720 annually without any reduction in their benefits. If they earned more than this threshold, their benefits would be reduced by $1 for every $2 earned over the limit. For those reaching full retirement age, a higher limit of $41,880 applied, with a reduction of $1 for every $3 earned over that amount until reaching full retirement age.