Retaining Wall Permit Requirements in Hagerstown, MD

Hagerstown is a city of 43,665 residents in Maryland that follows the 2021 building code. Whether you need a building permit for your Retaining Wall project depends on the scope of work — here's what Hagerstown's building department requires.

Population: 43,665 Code: 2021 Verified: 2026-03-21 2 local rules

When you DON'T need a permit

Retaining walls 4 feet or less in height generally do not require a permit.

Source: City of Hagerstown Code / MD BPS / 2021 IRC

When you DO need a permit

Retaining walls over 4 feet require a building permit with engineered plans.

Estimated fee: $150 – $600

Typical timeline: About 2 weeks

Source: City of Hagerstown Code / MD BPS / 2021 IRC

Zoning Note

Retaining walls near property lines may require zoning setback review. Walls that significantly change the grade of a property may need additional zoning approval.

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Building Department Contact

NameDepartment of Engineering & Permits
AddressOne E. Franklin St., 3rd Floor, Hagerstown, MD 21740
HoursMon-Fri 8am-4pm

Frequently Asked Questions

Estimated permit fees for Retaining Wall projects in Hagerstown, MD range from $150 – $600. Fees vary based on project scope and valuation.

It depends on the specifics of your project. Some smaller Retaining Wall projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.

Working without a required permit in Hagerstown can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.

Typical approval time for Retaining Wall permits in Hagerstown is About 2 weeks. More complex projects may take longer if plan review is required.

Learn More About Retaining Wall Permits

Read our complete guide covering permit requirements, costs, common exemptions, and the application process.

Read Retaining Wall Guide →

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Disclaimer: This information was last verified on 2026-03-21. Building permit requirements may change. Zoning requirements (setbacks, lot coverage, height limits) are separate and vary by location. Always confirm with your local building and planning departments before starting your project. PermitMint provides general guidance, not legal advice.