Dunedin vs Largo
How do retaining walls rules compare between Dunedin, FL and Largo, FL?
Dunedin has fewer restrictions than Largo.
Dunedin, FL
Pinellas County
Dunedin requires building permits for retaining walls, particularly those exceeding heights set in the Florida Building Code. Walls supporting surcharge loads or above threshold heights need engineered drawings and may need drainage and grading review.
View full Dunedin rules →Largo, FL
Pinellas County
Largo requires a building permit for retaining walls under Comprehensive Development Code Chapter 18 community standards and the Florida Building Code, with engineered drawings required for taller or load-bearing walls.
View full Largo rules →Key Facts Comparison
| Fact | Dunedin | Largo |
|---|---|---|
| Permit required | Yes per Chapter 105 | - |
| Engineering threshold | Typically over 4 feet | - |
| Drainage | Cannot block flow | - |
| Surcharge loads | Engineering always required | - |
| Inspection | Required before backfill | - |
| Code | - | CDC Chapter 18 + FBC |
| Permit | - | Required |
| Engineered | - | Over ~2 ft or surcharge |
| Standard | - | Florida Building Code |
Highlighted rows indicate differences between cities.
Dunedin FAQ
Do I need an engineer for a small landscape retaining wall in Dunedin?
Short decorative walls under code thresholds may not need engineering, but most walls supporting earth or surcharge over a few feet require sealed engineered drawings under Florida Building Code.
Can a retaining wall sit on the property line?
Generally no. Retaining walls must be entirely on the owner's property and cannot encroach into easements or rights-of-way. Setbacks and survey verification apply before permit issuance.
Largo FAQ
Do I need a permit for a retaining wall in Largo?
Yes. Largo requires a building permit for retaining walls. Walls over about two feet or supporting a surcharge also need sealed engineering drawings from a Florida-licensed engineer.
Can a retaining wall serve as my fence in Largo?
Yes, but combined walls must meet both Chapter 18 structural rules and Chapter 16 fence height limits, including the four-foot front yard cap and six-foot side or rear yard cap.
Compare other topics
See how Dunedin and Largo compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool