Horse Age and Lifespan Facts By Katherine Blocksdorf Katherine Blocksdorf Kathy Blocksdorf is an equine expert and writer with over three decades of experience in training and riding horses. She was raised caring for horses, rehabilitated rescue horses, shows her own horses, and rides long distance. Learn more about The Spruce Pets' Editorial Process Updated on 07/24/25 Reviewed by Anna O'Brien Reviewed by Anna O'Brien Dr. Anna O'Brien, DVM, is an accomplished veterinarian and award-winning writer with more than a decade of experience treating livestock, domestic animals, and exotic animals. She has won the Maxwell Medallion from the Dog Writers Association of America. Dr. O'Brien is part of The Spruce Pets' veterinary review board. Learn more about The Spruce Pets' Veterinary Review Board Credit: The Spruce / Maritsa Patrinos Key Takeaways Over recent years, horses' average lifespan has increased, and it's common for them to live into their 30s.Recognizing signs of aging can help provide better care for senior horses.You can determine a horse's approximate age by examining its teeth. Similar to humans, horses are living longer due to advances in health and medical care horses. In the past, 25 years was seen as old for a horse. Now, horses have a longer life expectancy because of improved care. Many people wish their equine companions could stay with them for as long as possible. 01 of 06 How Long Do Horses Live? Credit: Matt Cardy/Getty Images News/Getty Images What is the average lifespan of a horse? With improved veterinary care, horses are living longer, similar to humans with better health care. A healthy horse often lives beyond 25 years, and it's becoming common for horses to live into their 30s. 02 of 06 What Age is the Oldest Horse? Credit: Jose A. Bernat Bacete /Moment Open /Getty Images Wondering how old the oldest horse is? Or perhaps the oldest pony or donkey? Here is a look at the ages of some of the world's longest-living equines. 03 of 06 Signs of Aging in Horses Credit: Old Stone Farm If you own a mature horse, watch for signs of aging to know when to treat it as a senior. Horses age at different rates and need varying levels of care. Look for these signs to provide the best care for your horse. 04 of 06 Horse Age Compared to Human Age Credit: Rebecca Nelson/Moment /Getty Images Several charts and calculators attempt to compare a horse to human age. It's challenging because horses and humans mature and age differently. For fun, here's an example of a horse-to-human age comparison chart and why these comparisons aren't precise. Continue to 5 of 6 below. Continue to 5 of 6 below 05 of 06 Telling a Horse's Age By Its Teeth Credit: Westend61 / Getty Images If you're unaware of your horse's birth date, one way to tell its age is by its teeth. Age estimation through teeth isn't exact, but it provides an approximate age. Horses' teeth continuously emerge through the gum until worn down. 06 of 06 How Old Should Your First Horse Be? Credit: Jan Scherders/Getty Images How old should your horse be when you buy it? What's the ideal age for a beginner's horse? Should you buy a young or older horse? Discover the answers to your questions about choosing the age of your first horse. If you suspect your pet is sick, call your vet immediately. For health-related questions, always consult your veterinarian, as they have examined your pet, know the pet's health history, and can make the best recommendations for your pet. Explore more: Horses Horse Ownership Basics Buying Your First Horse