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St. Louis County, MO Garage & Yard Sales: Frequency, Duration & Permits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified June 2026

Key Facts

Max per year
3
Permit
Not required
Sign location
Private property only

Summary

Residences in unincorporated St. Louis County may hold a maximum of 3 yard or garage sales per year. No permit is required, but signs may not be placed in any public right-of-way.

City-specific rules exist: Florissant has its own frequency, duration & permits rules that differ from St. Louis County's county-level regulations. If you live in Florissant, check the city-specific page instead.

A residence in unincorporated St. Louis County may have a maximum of three (3) yard or garage sales a year. A permit is not required. Signs for garage sales are prohibited from being placed in a public right-of-way.

Full Breakdown

The 3-per-year cap is administrative county policy and is not explicitly numbered in the code, but it is referenced in the Department of Public Works guidebook. Garage sales beyond 3 per year may be treated as a home occupation (§1003.020.59 home occupation rules apply) or as unlicensed retail. Sign-placement violations carry separate citations under §710.010.

Violations & Fines

Notice of Violation; cessation of sale; up to $1,000 fine for unlicensed retail.

Frequently Asked Questions

Do I need a permit?
No, but cities (e.g., Webster Groves, Kirkwood) may require one.
Can I have a perpetual yard sale?
No: over 3 sales per year is treated as unlicensed retail and triggers zoning enforcement.

Sources & Official References

Other rules in St. Louis County

All St. Louis County rules

Compare St. Louis County to another location·View the Missouri garage & yard sales overview

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