Betta fish are one of the most affordable pets to own in the USA, with low initial costs for a small aquarium or bowl and minimal ongoing expenses for food and water treatment.
Hermit crabs are low-cost pets, requiring a small enclosure, basic maintenance, and inexpensive food to keep them happy and healthy.
Guinea pigs are budget-friendly rodents that make great pets, with relatively low upfront costs for a cage and bedding, along with affordable food options.
Hamsters are small and inexpensive to care for, with modest costs for a cage, bedding, and affordable hamster food.
Gerbils are another economical option for pet owners, as they require a simple cage, bedding, and readily available gerbil food.
Guppies are easy on the wallet, with minimal expenses for a small aquarium, water conditioner, and inexpensive fish food.
Parakeets are affordable pet birds, with relatively low costs for a cage, toys, and budget-friendly birdseed.
Corn snakes are among the most inexpensive reptile pets, requiring a basic enclosure, heat source, and affordable rodent prey.
Leopard geckos are cost-effective reptile companions, with affordable housing needs, heating, and readily available insects for their diet.
Tarantulas are low-maintenance and relatively inexpensive to keep as pets, with minimal enclosure requirements and affordable live insects for feeding.