Swimming Pools & Spas in St. Clair County, IL (2026)
2 rules for unincorporated St. Clair County, Illinois.
Verified from official government sources
Pool Permits
Unincorporated St. Clair County requires a permit before building, altering or moving any swimming pool or spa under its adopted International Swimming Pool and Spa Code. Owners file plans with the code official, pay the fee schedule, and start work within 180 days of issuance or the permit lapses and must be renewed.
Swimming Pool Building Permits in St. Clair County
Some RestrictionsSt. Clair County Swimming Pool and Spa Code Sec. 7-9-33
7-9-33 When required. Any owner, or authorized agent who desires to construct, enlarge, alter, repair, move, or demolish an aquatic vessel or to erect, install, enlarge, alter, repair, remove, convert or replace any system, the installation of which is regulated by this code, or to cause any such work to be done, shall first make application to the code official and obtain the required permit f...
Fencing & Safety Requirements
St. Clair County adopts the International Swimming Pool and Spa Code, 2012, for residential pools. That code requires an enclosing barrier at least 48 inches high around the pool. Public pools regulated by the county Health Department must be enclosed by a barrier at least 4 feet high.
Pool Barrier / Fence Rules
Some RestrictionsSt. Clair County Building Regulations 7-9-1 (adopting ISPSC 2012); Appendix G adopted
That a certain document ... designated as "The International Swimming Pool and Spa Code, 2012" ... is hereby adopted as ... the Swimming Pool and Spa Code of St. Clair County, Illinois for the construction ... of aquatic vessels.
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