Zoning

Zoning ordinance regulations serve to create and maintain the character of the city by regulating the allowable uses and development standards for each piece of land in the city, including the types of land uses that can be located in different areas of the city; the allowable density of development; the size and height of the buildings; parking and landscape requirements; and the layout of buildings and the site.
Still have questions? Contact:

Planning & Zoning
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240-314-8200
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111 Maryland Ave.
Rockville, MD 20850
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8:30 a.m. - 5 p.m.

Rockville Zoning Ordinance

Last amended April 9, 2018

The Zoning Ordinance is adopted under Chapter 25 of the Rockville City Code. The following links include the latest version of the City's Zoning Ordinance and its supporting documentation.

Zoning Ordinance cover page

Zoning Ordinance by Article

To view individual articles of the Rockville Zoning Ordinance, follow the links below. For instance, to find Zoning Ordinance Section 25.16.03(d), open Article 16 and look for section 25.16.03, subsection d.

AmendmentsReference table of Zoning Text Amendments
ContentsTable of Contents            
Article 1General Information 
Article 2About the Zoning Map 
Article 3Definitions, Terms of Measurements and Calculations 
Article 4Approving Authorities
Article 5Application and Notification Generally 
Article 6Procedures for Map and Text Amendment, Variances, Special Exceptions and Administrative Actions
Article 7Procedures for Site Plans and Project Plans, Special Exceptions, and Other Permits 
Article 8Transitional Provisions, Non-conformities, Non-conforming Alteration Approval
Article 9Accessory Uses, Accessory Buildings and Structures, Encroachments, Temporary Uses, Home-Based Business Enterprises, Wireless Communication Facilities
Article 10Single Dwelling Unit Residential Zones (R-400, R-200, R-150, R-90, R-75, R-60, R-40)
Article 11Residential Medium Density Zones (RMD-10, RMD-15, RMD-25)
Article 12Industrial Zones (I-L, I-H)
Article 13Mixed-Use Zones (MXT, MXC, MXNC, MXB, MXE, MXCD, MXCT, MXTD)
Article 14Special Zones (Historic District, Neighborhood Conservation, Park and Planned Development zones)
Article 15Special Exceptions
Article 16Parking and Loading
Article 17Public Use Space, Landscaping and Screening, Utility Placement, Sidewalks, and Shadows 
Article 18Signs
Article 19Enforcement
Article 20Adequate Public Facilities
Article 21Plats and Subdivision Regulations