Library Services | Sioux City Public Library
Sioux City Public Library - Aalfs Downtown Library
529 Pierce Street, Sioux City, IA 51101
Eligibility
Open to anyone; Free to all visitors with a Sioux City Public Library card
Required documents
Varies by service
Hours
Mon-Wed 9 am-8 pm, Thu-Sat 9 am-5 pm, Sun (Sep-May) 1 pm-5 pm
(712) 279-6432
Fax·
Fax
(712) 255-2933
Voice·
Main Phone
Application process
Call or visit for services
Fees
None, except for out of state
Service area
Woodbury County, IA
Library services and resources, including computers and internet access.
Last assured
02/19/2026
What's Here
Providing organization
Sioux City Public Library
Library services.