Dog Age Calculator by Birthday

Use our Dog Age Calculator to calculate your dog's age in human years based on their birthday. This will help you understand how old your dog is in human terms and plan their care accordingly.

List of the Top 10 Best Dog Food:

# Image Product Link
1 Purina ONE Chicken and Rice Formula Dry Dog Food - 40 lb. Bag Purina ONE Chicken and Rice Formula Dry Dog Food - 40 lb. Bag View on Amazon
2 Amazon Brand – Wag Dry Dog Food, Salmon and Brown Rice, 30 lb Bag (Pack of 1) Amazon Brand – Wag Dry Dog Food, Salmon and Brown Rice, 30 lb Bag (Pack of 1) View on Amazon
3 Purina ONE Chicken and Rice Formula Dry Dog Food - 16.5 lb. Bag Purina ONE Chicken and Rice Formula Dry Dog Food - 16.5 lb. Bag View on Amazon
4 Purina Beneful Small Breed Wet Dog Food Variety Pack, IncrediBites With Real Beef, Chicken and Salmon - (Pack of 30) 3 Oz. Cans Purina Beneful Small Breed Wet Dog Food Variety Pack, IncrediBites With Real Beef, Chicken and Salmon - (Pack of 30) 3 Oz. Cans View on Amazon
5 Pedigree High Protein Adult Dry Dog Food Beef and Lamb Flavor Dog Kibble, 18 lb. Bag Pedigree High Protein Adult Dry Dog Food Beef and Lamb Flavor Dog Kibble, 18 lb. Bag View on Amazon
6 Purina ONE True Instinct With A Blend Of Real Turkey and Venison Dry Dog Food - 7.4 lb. Bag Purina ONE True Instinct With A Blend Of Real Turkey and Venison Dry Dog Food - 7.4 lb. Bag View on Amazon
7 Hill's Science Diet Small & Mini, Adult 1-6, Small & Mini Breeds Premium Nutrition, Dry Dog Food, Chicken & Brown Rice, 4.5 lb Bag Hill's Science Diet Small & Mini, Adult 1-6, Small & Mini Breeds Premium Nutrition, Dry Dog Food, Chicken & Brown Rice, 4.5 lb Bag View on Amazon
8 Purina Pro Plan Small Breed Dog Food With Probiotics for Dogs, Shredded Blend Chicken & Rice Formula - 6 lb. Bag Purina Pro Plan Small Breed Dog Food With Probiotics for Dogs, Shredded Blend Chicken & Rice Formula - 6 lb. Bag View on Amazon
9 Taste of the Wild High Prairie Canine Grain-Free Recipe with Roasted Bison and Venison Adult Dry Dog Food, Made with High Protein from Real Meat and Guaranteed Nutrients and Probiotics 28lb Taste of the Wild High Prairie Canine Grain-Free Recipe with Roasted Bison and Venison Adult Dry Dog Food, Made with High Protein from Real Meat and Guaranteed Nutrients and Probiotics 28lb View on Amazon
10 Purina ONE Plus Healthy Weight High-Protein Dog Food Dry Formula - 40 lb. Bag Purina ONE Plus Healthy Weight High-Protein Dog Food Dry Formula - 40 lb. Bag View on Amazon

Understanding Dog Age in Human Years

Dogs age much faster than humans, especially in the first few years. The first year of a dog's life is approximately equivalent to 15 human years, the second year adds another 9 human years, and each additional year equals roughly 4-5 human years.

How the Dog Age Calculation Works

The most common method for converting dog years into human years is:

  • First Year: 15 human years
  • Second Year: 9 human years
  • Each Subsequent Year: 4-5 human years, depending on the breed size

Factors That Influence Dog Aging

The conversion of dog years to human years depends on several factors, such as breed size and health:

  • Breed Size: Small breeds tend to live longer and age more slowly than large breeds.
  • Health and Genetics: A dog's genetics, diet, and exercise can impact how quickly they age.
  • Neutering/Spaying: Neutered or spayed dogs tend to live longer and may age differently.

Consulting Your Veterinarian

For accurate information on your dog's aging process and health needs, it’s always recommended to consult your veterinarian.