Hours and Locations
Monday–Thursday 9:00 a.m.–8:00 p.m.
Friday–Saturday 9:00 a.m.–5:00 p.m.
Sunday 1:00 p.m.–5:00 p.m.*
*Clark Family, Daniel Boone, Florissant Valley, Grant's View and Mid-County locations only
Bridgeton Trails Branch
3455 McKelvey Rd.
Bridgeton, MO 63044-2500
Clark Family Branch
1640 S. Lindbergh Blvd.
St. Louis, MO 63131-3598
Cliff Cave Branch
5430 Telegraph Rd.
St. Louis, MO 63129-3556
Daniel Boone Branch
300 Clarkson Rd.
Ellisville, MO 63011-2222
Eureka Hills Branch
500 Workman Rd.
Eureka, MO 63025-1080
Florissant Valley Branch
195 New Florissant Rd., S.
Florissant, MO 63031-6796
Grand Glaize Branch
1010 Meramec Station Rd.
Manchester, MO 63021-6943
Grant's View Branch
9700 Musick Rd.
St. Louis, MO 63123-3935
Guy and Judy Jaffe Family Branch
16400 Burkhardt Pl.
Chesterfield, MO 63017-4660
Jamestown Bluffs Branch
4153 N. Highway 67
Florissant, MO 63034-2825
Lewis & Clark Branch
9909 Lewis-Clark Blvd.
St. Louis, MO 63136-5322
Meramec Valley Branch
1501 San Simeon Way
Fenton, MO 63026-3479
Mid-County Branch
7821 Maryland Ave.
St. Louis, MO 63105-3875
Natural Bridge Branch
7606 Natural Bridge Rd.
St. Louis, MO 63121-4905
Oak Bend Branch
842 S. Holmes Ave.
St. Louis, MO 63122-6507
Parkview Branch
8400 Delport Dr.
St. Louis, MO 63114-5904
Prairie Commons Branch
915 Utz Ln.
Hazelwood, MO 63042-2739
Rock Road Branch
10267 St. Charles Rock Rd.
St. Ann, MO 63074-1812
Thornhill Branch
12863 Willowyck Dr.
St. Louis, MO 63146-3771
Weber Road Branch
4444 Weber Rd.
St. Louis, MO 63123-6744
Upcoming Early and All Day Closures
| Date | Location(s) | Library Hours | Reason for Closure |
|---|---|---|---|
| Thursday, July 30, 2026 | Clark Family Branch | 9:00 a.m.-4:00 p.m. | 3rd Annual Backstage Pass: The Rep's 60th Season and Beyond |
| Thursday, August 6, 2026 | Clark Family Branch | 9:00 a.m.-5:00 p.m. | Ticketed Author Event: Riley Sager |
| Monday, September 7, 2026 | All Locations | Closed | Labor Day |
| Thursday, September 17, 2026 | Clark Family Branch | 9:00 a.m.-5:00 p.m. | Ticketed Author Event: Raina Telgemeier and Gale Galligan |
| Friday, October 2, 2026 | Clark Family Branch | 9:00 a.m.-3:00 p.m. | St. Louis County Library Foundation Gala |
| Saturday, October 10, 2026 | Clark Family Branch | Closed | St. Louis Teen Book Festival |
| Monday, October 12, 2026 | All Locations | Closed | Employee Engagement Day |
| Wednesday, November 25, 2026 | All Locations | Close at 5:00 p.m. | The Day Before Thanksgiving |
| Thursday, November 26, 2026 | All Locations | Closed | Thanksgiving Day |
| Friday, November 27, 2026 | All Locations | Closed | The Day After Thanksgiving |
| Thursday, December 24, 2026 | All Locations | Closed | Christmas Eve |
| Friday, December 25, 2026 | All Locations | Closed | Christmas Day |
| Thursday, December 31, 2026 | All Locations | Close at 5:00 p.m. | New Year's Eve |