Permit Required? Required
Typical Fee Range $200–$500 Includes building review and required safety barrier inspection.
Fee Method Valuation-based
Apply Online Apply at Building Division →

What's Required in St. Louis

  • Permit required for any pool over 24 inches deep.
  • Mandatory 48-inch high safety fence with self-latching gates.
  • Pool must be at least 10 feet from the rear property line.
  • Electrical permit mandatory for bonding, grounding, and pump wiring.
  • Plumbing permit required for drainage and fill lines.
  • Alarms required for any house doors with direct pool access.

How to Get a Pool Permit in St. Louis

1

Step 1: Design Site Plan

Show pool location, equipment pad, and safety fence layout.

2

Step 2: Submit Application

Upload plans to the Building Division portal.

3

Step 3: Trade Permits

Ensure electrician and plumber pull their required sub-permits.

4

Step 4: Multiple Inspections

Requires steel/bonding, plumbing, and final barrier checks.

5

Step 5: Final Sign-off

Final inspection of all safety systems and gate functionality.

Frequently Asked Questions

Yes, if they meet the 24-inch depth threshold.
No, a physical 4ft barrier is required by St. Louis code.
Pools must generally be at least 10 feet from property lines.