What is considered a healthy body fat ratio for an elderly male?

Unfortunately, ideal weight can't be determined by age alone. According to the National Institute of Health, here are some ideal weights for different heights:

• 5 foot 6: between 118 and 148 pounds
• 5 foot 8: between 125 and 158 pounds
• 5 foot 10: between 132 and 167 pounds
• 6 foot: between 140 and 177 pounds
• 6 foot 2: between 148 and 186 pounds
• 6 foot 4: between 156 and 197 pounds