The Union Gap Library, part of the Yakima Valley Libraries system, offers a wide range of services to its community. These include access to a full collection of materials, in-library holds pickup, public computers, printing, copying, and scanning. The library also provides access to online services, streaming media through platforms like Hoopla and Kanopy, and contact-free pickup options. Its mission is to engage and inspire communities through equitable access to knowledge and resources. The library building was provided by the City of Union Gap and offers amenities such as bilingual staff, free Wi-Fi, and an early literacy station. It serves the broader Yakima County population.

